Aspartic Acid Series-شركة نانتونغ الشرقية للأحماض الأمينية المحدودة

The aspartic acid series is a class of multifunctional fine chemicals, covering natural amino acids, chiral derivatives, CBZ/BOC/FMOC-protected amino acids and polymer derivatives. Widely used in pharmaceutical synthesis, food additives, health products, cosmetics, water treatment and other fields, it features high biological activity, excellent water solubility and stable market demand.

(1) Aspartic Acid and Derivatives

No.	Product Name	CAS No.	Category & Application
1	L-Aspartic acid	56-84-8	Food nutrition fortifier and pharmaceutical raw material, used for amino acid infusions, health products and food seasoning, supplementing essential amino acids for the human body.
2	D-Aspartic acid	1783-96-6	Pharmaceutical intermediate and health product raw material, used for chiral drug R&D and sports nutrition supplements.
3	DL-Aspartic acid	617-45-8	Food additive and organic synthesis intermediate, suitable for food nutrition fortification and drug synthesis.
4	Sodium L-aspartate	3792-50-5	Food flavoring agent and pharmaceutical excipient, used for beverages, condiments and amino acid infusions.
5	Sodium L-aspartate	5598-53-8	Food additive and health product raw material, used for functional foods and nutritional supplements.
6	D-Aspartic acid monosodium salt	10329-81-4	Health product raw material and pharmaceutical intermediate, used for sports nutrition supplements and chiral drug synthesis.
7	L-Aspartic acid monosodium salt monohydrate	323194-76-9	Food additive and pharmaceutical excipient, used for food seasoning and pharmaceutical preparations.
8	Sodium DL-aspartate	14013-34-6	Food additive and pharmaceutical excipient, used for food nutrition fortification and pharmaceutical preparations.
9	Polyaspartic acid	25608-40-6	Green water treatment agent and agricultural fertilizer synergist, used for industrial water treatment and chemical fertilizer additives.
10	Sodium polyaspartate	181828-06-8	Water treatment agent and cosmetic raw material, used for industrial circulating water and skin care product moisturizing formulas.
11	Sodium poly-L-aspartate	34345-47-6	Biodegradable material raw material and water treatment agent, used for biomedical materials and wastewater treatment.
12	Calcium polyaspartate	10389-09-0	Health product raw material and food additive, used for calcium supplement products and functional foods.
13	Potassium polyaspartate	64723-18-8	Agricultural fertilizer synergist and food additive, used for potassium fertilizer efficiency enhancement and food nutrition fortification.
14	Zinc polyaspartate	13832-25-6	Feed additive and health product raw material, used for animal feed and zinc supplement products.
15	Calcium L-aspartate	21059-46-1	Health product raw material and food nutrition fortifier, used for calcium supplement products and infant food.
16	L-Aspartic acid calcium salt hydrochloride	92533-40-9	Pharmaceutical intermediate and health product raw material, used for drug synthesis and calcium supplement preparations.
17	Calcium D-aspartate	15377-65-8	Chiral health product raw material, used for high-end calcium supplement products and chiral drug synthesis.
18	Calcium DL-aspartate	1115-64-6	Food additive and feed raw material, used for food nutrition fortification and animal feed.
19	Magnesium L-aspartate	2068-80-6	Health product raw material and feed additive, used for magnesium supplementation and improving animal growth performance.
20	L-Aspartic acid magnesium salt	18962-61-3	Pharmaceutical intermediate and health product ingredient, used for nervous system drugs and nutritional supplements.
21	Magnesium DL-aspartate	1187-91-3	Food additive and feed raw material, used for food nutrition fortification and animal feed.
22	Magnesium DL-aspartate tetrahydrate	7018-07-7	Health product raw material and feed additive, used for magnesium supplementation with good stability.
23	Magnesium DL-aspartate tetrahydrate	215528-79-3	Food additive and pharmaceutical excipient, used for food seasoning and pharmaceutical preparations.
24	Magnesium D-aspartate	15377-66-9	Chiral health product raw material, used for high-end nutritional supplements and chiral drug synthesis.
25	Zinc L-aspartate	36393-20-1	Health product raw material and feed additive, used for zinc supplement products and animal feed.
26	Zinc D-aspartate	15377-67-0	Chiral health product raw material, used for high-end zinc supplement products and chiral drug synthesis.
27	Zinc DL-aspartate	12108-83-5	Food additive and feed raw material, used for food nutrition fortification and animal feed.
28	Potassium L-aspartate	1115-63-5	Food additive and pharmaceutical raw material, used for electrolyte supplements and food seasoning.
29	Potassium L-aspartate	14007-45-5	Health product raw material and sports nutrition supplement, used for potassium supplementation and relieving fatigue.
30	Potassium DL-aspartate	14434-35-6	Food additive and pharmaceutical excipient, used for food nutrition fortification and pharmaceutical preparations.
31	Potassium hydrogen DL-aspartate	923-09-1	Food flavoring agent and pharmaceutical intermediate, used for beverages, condiments and drug synthesis.
32	DL-Aspartic acid magnesium potassium salt	8076-65-1	Health product raw material and electrolyte supplement, used for potassium and magnesium supplementation.
33	Manganese L-aspartate	18511-62-5	Feed additive and health product raw material, used for animal feed and manganese supplementation.
34	Iron DL-aspartate	15389-81-4	Food additive and feed raw material, used for food nutrition fortification and animal feed.
35	Copper L-aspartate	13479-54-4	Feed additive and bactericide, used for animal feed and agricultural sterilization.
36	L-Aspartic acid hydrochloride	17585-59-0	Pharmaceutical intermediate and biological reagent, used for drug synthesis and biochemical testing.
37	D-Aspartic acid hydrochloride	17585-60-3	Chiral pharmaceutical intermediate, used for optically pure drug synthesis and bioactive molecule R&D.
38	DL-Aspartic acid hydrochloride	17585-61-4	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
39	L-Aspartic acid 1-methyl ester	17812-32-7	Organic synthesis intermediate and pharmaceutical raw material, used for drug molecular modification.
40	L-Aspartic acid 4-methyl ester	2177-62-0	Pharmaceutical intermediate and food additive, used for drug synthesis and food seasoning.
41	D-Aspartic acid-β-methyl ester	21394-81-0	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
42	DL-Aspartic acid methyl ester	65414-77-9	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
43	D-Aspartic acid methyl ester	65414-78-0	Chiral intermediate, used for optically pure drug synthesis and chiral catalytic reactions.
44	DL-Aspartic acid methyl ester hydrochloride	1835-52-5	Pharmaceutical intermediate and organic synthesis reagent, used for drug synthesis and molecular modification.
45	L-Aspartic acid-β-methyl ester hydrochloride	16856-13-6	Pharmaceutical intermediate and biological reagent, used for drug synthesis and biochemical testing.
46	L-Aspartic acid dimethyl ester hydrochloride	32213-95-9	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
47	D-Aspartic acid dimethyl ester hydrochloride	69630-50-8	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
48	DL-Aspartic acid dimethyl ester hydrochloride	14358-33-9	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
49	L-Aspartic acid diethyl ester hydrochloride	16115-68-7	Pharmaceutical intermediate and organic synthesis reagent, used for drug synthesis and molecular modification.
50	D-Aspartic acid diethyl ester hydrochloride	112018-26-5	Chiral intermediate, used for optically pure drug synthesis and chiral catalytic reactions.
51	DL-Aspartic acid diethyl ester hydrochloride	14173-30-1	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
52	L-Aspartic acid di-tert-butyl ester hydrochloride	1791-13-5	Drug synthesis protecting agent and intermediate, used for complex molecular synthesis and peptide protection.
53	D-Aspartic acid di-tert-butyl ester	135904-71-1	Chiral protected amino acid, used for optically pure drug synthesis.
54	DL-Aspartic acid di-tert-butyl ester	15221-09-5	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis.
55	L-Aspartic acid 1-tert-butyl ester	4125-93-3	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis.
56	D-Aspartic acid 1-tert-butyl ester	148823-36-3	Chiral protected amino acid, used for optically pure drug synthesis.
57	L-Aspartic acid 4-tert-butyl ester	3057-74-7	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection.
58	D-Aspartic acid 4-tert-butyl ester	64960-75-4	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
59	L-Aspartic acid 1-benzyl ester	7362-93-8	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis.
60	D-Aspartic acid 1-benzyl ester	79337-40-9	Chiral protected amino acid, used for optically pure drug synthesis.
61	D-Aspartic acid 1-benzyl ester	6367-42-6	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
62	L-Aspartic acid 4-benzyl ester	2177-63-1	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection.
63	DL-Aspartic acid 4-benzyl ester	13030-09-6	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
64	L-Aspartic acid dibenzyl ester p-toluenesulfonate	2886-33-1	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
65	L-Aspartic acid dibenzyl ester hydrochloride	6327-59-9	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection.
66	D-Aspartic acid dibenzyl ester hydrochloride	174457-99-9	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
67	DL-Aspartic acid dibenzyl ester hydrochloride	13030-10-9	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
68	D-Aspartic acid benzyl ester p-toluenesulfonate	4079-64-5	Chiral intermediate, used for optically pure drug synthesis.
69	L-Aspartic acid 1-tert-butyl ester-4-benzyl ester hydrochloride	52615-97-1	Drug synthesis double protecting agent, used for complex molecular synthesis and peptide protection.
70	L-Aspartic acid-α-methyl ester-β-tert-butyl ester hydrochloride	2673-19-0	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and molecular modification.
71	N-Acetyl-L-aspartic acid	997-55-7	Cosmetic moisturizing raw material and pharmaceutical intermediate, used for skin care product formulations and drug synthesis.
72	N-Acetyl-DL-aspartic acid	2545-40-6	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
73	N-Acetyl-D-aspartic acid	19914-34-2	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
74	N-Acetyl-L-aspartic acid 4-tert-butyl ester	117833-18-8	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection.
75	N-Acetyl-D-aspartic acid 4-tert-butyl ester	117833-19-9	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
76	N-Methyl-L-aspartic acid	4226-18-0	Pharmaceutical intermediate and biochemical reagent, used for nervous system drug R&D and biochemical testing.
77	N-Methyl-D-aspartic acid hydrate	6384-92-5	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
78	N-Methyl-DL-aspartic acid	17833-53-3	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
79	Alpha-methyl-DL-aspartic acid	2792-66-7	Pharmaceutical intermediate and biochemical reagent, used for drug R&D and biochemical testing.
80	Alpha-methyl-L-aspartic acid	1115-67-9	Chiral pharmaceutical intermediate, used for optically pure drug synthesis.
81	Lomefloxacin aspartate	211690-33-4	Quinolone antibacterial drug, clinically used for treating bacterial infectious diseases.
82	Azithromycin aspartate	167162-02-3	Macrolide antibacterial drug, clinically used for treating respiratory tract infections.
83	Pazufloxacin aspartate	163680-77-1	Quinolone antibacterial drug, clinically used for treating urinary system infections.
84	L-Aspartic acid 4-benzyl ester-N-carboxyanhydride	13590-42-6	Polymer material monomer and pharmaceutical intermediate, used for polyamino acid material synthesis and drug R&D.
85	D-Aspartic acid-N-carboxyanhydride	13590-44-8	Chiral polymer material monomer, used for synthesizing chiral polyamino acid materials.

(2) CBZ-Aspartic acid and Derivatives

No.	Product Name	CAS No.	Category & Application
86	CBZ-L-aspartic acid	1152-61-0	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis.
87	CBZ-D-aspartic acid	78663-07-7	Chiral protected amino acid, used for optically pure drug synthesis.
88	CBZ-DL-aspartic acid	4515-21-3	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis.
89	CBZ-L-aspartic acid-β-benzyl ester	3479-47-8	Drug synthesis protecting agent and intermediate, used for complex molecular synthesis and peptide protection.
90	CBZ-D-aspartic acid-β-benzyl ester	13590-43-7	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
91	CBZ-L-aspartic acid 4-tert-butyl ester	1676-90-0	Drug synthesis protecting agent and intermediate, used for complex molecular synthesis and peptide protection with stable protection effect.
92	CBZ-D-aspartic acid 4-tert-butyl ester monohydrate	71449-08-6	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with strong stability.
93	CBZ-DL-aspartic acid-β-benzyl ester	13030-11-0	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applicability.
94	CBZ-L-aspartic acid 1-methyl ester	19076-04-3	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with high reaction activity.
95	CBZ-D-aspartic acid dimethyl ester	1738-78-5	Chiral intermediate, used for optically pure drug synthesis and chiral catalytic reactions.
96	CBZ-L-aspartic acid 4-benzyl ester	2362-62-1	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with stable market demand.
97	CBZ-L-aspartic acid 1-methyl ester dicyclohexylamine salt	19720-12-8	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with strong stability.
98	CBZ-L-aspartic acid (β-tert-butyl ester) methyl ester	94347-11-2	Drug synthesis protecting agent and intermediate, used for complex molecular synthesis and peptide protection with high specificity.
99	CBZ-L-aspartic acid 4-tert-butyl ester-1-(N-succinimidyl) ester	3338-32-7	Organic synthesis coupling reagent, used for drug molecular coupling and modification with high reaction efficiency.
100	CBZ-D-aspartic acid 1-methyl ester	1738-77-4	Chiral pharmaceutical intermediate, used for optically pure drug synthesis and bioactive molecule R&D.
101	CBZ-DL-aspartic acid dimethyl ester	13030-12-1	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production with wide applicability.
102	CBZ-L-aspartic acid-N-succinimidyl ester	38862-77-6	Organic synthesis coupling reagent, used for drug molecular coupling and modification with high reaction activity.
103	CBZ-D-aspartic acid-N-succinimidyl ester	167912-55-4	Chiral coupling reagent, used for optically pure drug synthesis and bioactive molecule R&D.
104	CBZ-D-aspartic acid 4-benzyl ester	13590-43-7	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.

(3) BOC-Aspartic acid and Derivatives

No.	Product Name	CAS No.	Category & Application
105	BOC-L-aspartic acid	15761-38-3	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applications.
106	BOC-D-aspartic acid	7764-95-6	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
107	BOC-DL-aspartic acid	5654-95-3	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applicability.
108	BOC-L-aspartic acid 4-tert-butyl ester	1676-90-0	Drug synthesis protecting agent and intermediate, used for complex molecular synthesis and peptide protection with stable protection effect.
109	BOC-D-aspartic acid 4-tert-butyl ester	7536-58-5	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
110	BOC-DL-aspartic acid 4-tert-butyl ester	15221-10-8	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with stable market demand.
111	BOC-L-aspartic acid-β-benzyl ester	3479-48-9	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with excellent protection effect.
112	BOC-D-aspartic acid-β-benzyl ester	13590-45-9	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
113	BOC-L-aspartic acid 1-methyl ester	24277-39-2	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with high reaction activity.
114	BOC-D-aspartic acid dimethyl ester	51719-30-3	Chiral intermediate, used for optically pure drug synthesis and chiral catalytic reactions.
115	BOC-L-aspartic acid dimethyl ester	59768-74-0	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production.
116	BOC-DL-aspartic acid dimethyl ester	13030-13-2	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production with wide applicability.
117	BOC-L-aspartic acid 4-benzyl ester	3479-49-0	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with stable market demand.
118	BOC-D-aspartic acid 4-benzyl ester	13590-46-0	Chiral pharmaceutical intermediate, used for optically pure drug synthesis and bioactive molecule R&D.
119	BOC-L-aspartic acid-N-succinimidyl ester	38862-78-7	Organic synthesis coupling reagent, used for drug molecular coupling and modification with high reaction efficiency.
120	BOC-D-aspartic acid-N-succinimidyl ester	167912-57-6	Chiral coupling reagent, used for optically pure drug synthesis and bioactive molecule R&D.
121	BOC-L-aspartic acid 1-tert-butyl ester-4-benzyl ester	52615-98-2	Drug synthesis double protecting agent, used for complex molecular synthesis and peptide protection with comprehensive protection effect.
122	BOC-D-aspartic acid 1-tert-butyl ester-4-benzyl ester	13590-47-1	Chiral double protecting agent, used for optically pure drug synthesis and bioactive molecule R&D.

(4) FMOC-Aspartic acid and Derivatives

No.	Product Name	CAS No.	Category & Application
123	FMOC-L-aspartic acid	119010-90-1	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applications.
124	FMOC-D-aspartic acid	119010-91-2	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
125	FMOC-DL-aspartic acid	119010-92-3	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applicability.
126	FMOC-L-aspartic acid 4-tert-butyl ester	71989-18-9	Drug synthesis protecting agent and intermediate, used for complex molecular synthesis and peptide protection with stable protection effect.
127	FMOC-D-aspartic acid 4-tert-butyl ester	119010-93-4	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
128	FMOC-DL-aspartic acid 4-tert-butyl ester	15221-11-9	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with stable market demand.
129	FMOC-L-aspartic acid-β-benzyl ester	55757-60-3	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with excellent protection effect.
130	FMOC-D-aspartic acid-β-benzyl ester	201481-85-6	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
131	FMOC-L-aspartic acid 1-methyl ester	198545-69-8	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with high reaction activity.
132	FMOC-L-aspartic acid-N-succinimidyl ester	167912-56-5	Organic synthesis coupling reagent, used for drug molecular coupling and modification with high reaction efficiency.
133	FMOC-D-aspartic acid-N-succinimidyl ester	201481-86-7	Chiral coupling reagent, used for optically pure drug synthesis and bioactive molecule R&D.
134	FMOC-L-aspartic acid 4-methyl ester	201481-87-8	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with stable market demand.
135	FMOC-D-aspartic acid 4-methyl ester	201481-88-9	Chiral pharmaceutical intermediate, used for optically pure drug synthesis and bioactive molecule R&D.
136	FMOC-L-aspartic acid 1-tert-butyl ester-4-benzyl ester	52615-99-3	Drug synthesis double protecting agent, used for complex molecular synthesis and peptide protection with comprehensive protection effect.
137	FMOC-D-aspartic acid 1-tert-butyl ester-4-benzyl ester	13590-48-2	Chiral double protecting agent, used for optically pure drug synthesis and bioactive molecule R&D.
138	FMOC-DL-aspartic acid 4-tert-butyl ester	15221-12-0	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applicability.
139	FMOC-L-aspartic acid dimethyl ester	201481-89-0	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production with high reaction activity.
140	FMOC-D-aspartic acid dimethyl ester	201481-90-3	Chiral intermediate, used for optically pure drug synthesis and chiral catalytic reactions.
141	FMOC-DL-aspartic acid dimethyl ester	13030-14-3	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production with stable market demand.
142	FMOC-L-aspartic acid 4-benzyl ester	55757-61-4	Pharmaceutical intermediate and synthesis reagent, used for drug synthesis and peptide protection with excellent protection effect.
143	FMOC-D-aspartic acid 4-benzyl ester	201481-91-4	Chiral pharmaceutical intermediate, used for optically pure drug synthesis and bioactive molecule R&D.
144	FMOC-DL-aspartic acid 4-benzyl ester	13030-15-4	Organic synthesis intermediate and pharmaceutical raw material, used for drug synthesis and fine chemical production with wide applicability.
145	FMOC-L-aspartic acid 1-(N-succinimidyl) ester	167912-58-7	Organic synthesis coupling reagent, used for drug molecular coupling and modification with high reaction efficiency.
146	FMOC-DL-aspartic acid-N-succinimidyl ester	13030-16-5	Organic synthesis coupling reagent, used for drug molecular coupling and modification with wide applicability.
147	FMOC-D-aspartic acid 1-(N-succinimidyl) ester	201481-92-5	Chiral coupling reagent, used for optically pure drug synthesis and bioactive molecule R&D with high specificity.
148	CBZ-L-aspartic acid 4-tert-butyl ester-N-succinimidyl ester	167912-59-8	Organic synthesis coupling reagent, used for drug molecular coupling and modification with high reaction activity.
149	CBZ-D-aspartic acid 4-tert-butyl ester-N-succinimidyl ester	201481-93-6	Chiral coupling reagent, used for optically pure drug synthesis and bioactive molecule R&D.
150	BOC-L-aspartic acid 4-tert-butyl ester-N-succinimidyl ester	167912-60-1	Organic synthesis coupling reagent, used for drug molecular coupling and modification with strong stability.
151	BOC-D-aspartic acid 4-tert-butyl ester-N-succinimidyl ester	201481-94-7	Chiral coupling reagent, used for optically pure drug synthesis and bioactive molecule R&D.
152	FMOC-L-aspartic acid 4-tert-butyl ester-N-succinimidyl ester	167912-61-2	Organic synthesis coupling reagent, used for drug molecular coupling and modification with excellent protection effect.
153	FMOC-D-aspartic acid 4-tert-butyl ester-N-succinimidyl ester	201481-95-8	Chiral coupling reagent, used for optically pure drug synthesis and bioactive molecule R&D.
154	CBZ-L-aspartic acid 1-tert-butyl ester	13590-49-3	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applicability.
155	CBZ-D-aspartic acid 1-tert-butyl ester	13590-50-6	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
156	BOC-L-aspartic acid 1-tert-butyl ester	13590-51-7	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with strong stability.
157	BOC-D-aspartic acid 1-tert-butyl ester	13590-52-8	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
158	FMOC-L-aspartic acid 1-tert-butyl ester	13590-53-9	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applications.
159	FMOC-D-aspartic acid 1-tert-butyl ester	13590-54-0	Chiral protected amino acid, used for optically pure drug synthesis and bioactive molecule R&D.
160	FMOC-DL-aspartic acid 1-tert-butyl ester	15221-13-1	Organic synthesis protecting agent and pharmaceutical intermediate, used for amino acid modification and drug synthesis with wide applicability.

Aspartic Acid Series

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