Lysine Series-Nantong East acides aminés Co., Ltd

Lysine is an essential basic amino acid for the human body. It plays core roles in promoting protein synthesis, enhancing immunity and boosting growth and development, and is widely applied in pharmaceuticals, food, health products, feed additives, cosmetics and other fields. Its derivatives (such as CBZ-, BOC- and FMOC-protected forms) serve as key intermediates for peptide synthesis and drug research and development, enjoying stable market demand and rapid growth in the pharmaceutical industry.

(1) Lysine and Derivatives

No.	Product Name	CAS No.	Product Description
1	Methyl N-benzoyl-L-Lysinate hydrochloride	14280-01-4	Peptide synthesis intermediate, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of antibiotics and peptide drugs.
2	L-β-HOMOLYSINE-2HCL	192003-02-4	Bioactive peptide synthesis raw material, pharmaceutical R&D intermediate, biochemical research reagent, used in the development of novel peptide drugs and biological preparations.
3	H-Lys(Aloc)-OH	6298-03-9	Protected intermediate for peptide synthesis, drug molecule construction raw material, organic synthetic reagent (easy deprotection), used in the synthesis of long-chain peptides and antibody drugs.
4	Epsilon-Polylysine	28211-04-3	Natural food preservative (inhibiting bacteria and mold), cosmetic preservative, feed additive (improving intestinal health), with large market demand and prominent environmental protection properties.
5	N,N-Bis(carboxymethyl)-L-Lysine	113231-05-3	Chelating agent raw material, metal ion complexing agent, pharmaceutical intermediate, used in heavy metal detoxification drugs and industrial chelating materials.
6	Boc-Trp-N(OCH3)CH3	97530-05-7	Acetylated intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of enzyme inhibitors and neuroprotective drugs.
7	DL-Lysine acetylsalicylate	62952-06-1	Antipyretic and analgesic drug raw material, anti-inflammatory drug intermediate, clinical drug active ingredient, widely used in the treatment of cold, fever, and pain.
8	D-Lysine methyl ester dihydrochloride	67396-08-1	Chiral pharmaceutical intermediate, chiral unit for peptide synthesis, fine chemical raw material, used in the synthesis of high-end chiral drugs.
9	H-Lys-NH2 2HCl	51127-08-3	Peptide synthesis intermediate, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of peptide hormones and antibiotics.
10	N6-(1-Methylethyl)-L-Lysine	5977-09-3	Pharmaceutical R&D intermediate, enzyme inhibitor raw material, biochemical research reagent, used in the development of novel antihypertensive drugs and immunomodulators.
11	L(+)-Lysine monohydrate	39665-12-8	Food nutrition fortifier, health supplement raw material (supplementing essential amino acids), feed additive (promoting livestock and poultry growth), with large market demand and wide applications.
12	Bendazac L-Lysine	81919-14-4	Ophthalmic drug raw material (treating cataracts), pharmaceutical preparation active ingredient, with mature clinical application and stable market.
13	L-Lysine Diisocyanate	45172-15-4	Polyurethane material raw material, polymer monomer, industrial chemical, used in the production of high-end coatings and adhesives.
14	Polylysine	25104-18-1	Biological preservative, feed additive (improving intestinal flora), cosmetic bacteriostatic agent, natural and environmentally friendly with rapid market growth.
15	N-6-Trifluoroacetyl-L-Lysine	10009-20-8	Protected intermediate for peptide synthesis, drug molecule modification raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
16	(S)-2,6-Diaminohexan-1-ol dihydrochloride	1041055-24-6	Chiral alcohol intermediate, pharmaceutical R&D raw material, fine chemical synthesis, used in the synthesis of novel antibiotics and hormones.
17	DL-Lysine monohydrate	885701-25-7	Industrial-grade nutrition fortifier, feed additive (cost reduction), organic synthetic intermediate, cost-effective with wide applications.
18	L-Lysine dihydrochloride	657-26-1	Pharmaceutical preparation raw material, food nutrition fortifier, peptide synthesis raw material, with high-purity products in high demand in the pharmaceutical field.
19	L-Lysine hydrochloride	657-27-2	Feed additive (promoting growth, improving feed conversion rate), food nutrition fortifier, health supplement raw material, the most in-demand lysine product in the market.
20	D-Lysine	923-27-3	Chiral pharmaceutical R&D intermediate, optically active compound synthesis, biochemical reagent, used in the development of high-end chiral drugs and biological preparations.
21	L-Lys(tfa)-NCA	42267-27-6	Peptide polymerization monomer, drug synthesis intermediate, polymer material raw material, used in the synthesis of polylysine and peptide polymers.
22	Lysine clonixinate	55837-30-4	Anti-inflammatory and analgesic drug raw material, clinical drug active ingredient, pharmaceutical intermediate, used in the treatment of rheumatic pain and inflammation.
23	N6-Pentanoyl-L-Lysine	75396-30-4	Acylated intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of novel peptide hormones and enzyme inhibitors.
24	Lys-[Des-Arg9]Bradykinin	71800-36-7	Bioactive peptide research reagent, pharmaceutical R&D raw material (vasoactive drug), biochemical experimental tool drug, used in cardiovascular drug development.
25	Nepsilon-Benzoyl-L-Lysine	1219-46-1	Protected intermediate for peptide synthesis, drug molecule modification raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
26	Nepsilon-ForMyl-L-Lysine	1190-48-3	Formylated intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of long-chain peptides and bioactive molecules.
27	Vasopressin	9034-50-8	Antidiuretic hormone drug, clinical drug (treating diabetes insipidus), pharmaceutical preparation active ingredient, with rigid clinical demand and stable market.
28	Bendazaclysine	82576-52-1	Ophthalmic drug raw material (cataract treatment), pharmaceutical intermediate, different specification product from CAS 81919-14-4, suitable for different formulation needs.
29	DL-Lysine monohydrochloride	70-53-1	Industrial-grade feed additive, food nutrition fortifier (low-cost alternative), organic synthetic intermediate, widely used in the market.
30	L-Lysine ethyl ester dihydrochloride	3844-53-9	Ester intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of oral peptide drugs and food additives.
31	DL-Lysine	70-54-2	Industrial-grade raw material, feed additive (regulating amino acid balance), organic synthetic intermediate, used in feed premix and chemical raw material production.
32	Lypressin	50-57-7	Hemostatic drug raw material, clinical drug (treating hemophilia), pharmaceutical preparation active ingredient, clinically critical with stable market demand.
33	N-epsilon-Acetyl-D-Lysine	51621-57-9	Chiral pharmaceutical intermediate, chiral unit for peptide synthesis, biochemical reagent, used in the development of high-end chiral drugs and biological preparations.
34	Felypressin	56-59-7	Vasoconstrictor drug raw material, clinical drug (treating hypotension), pharmaceutical intermediate, used in first aid and cardiovascular disease treatment.
35	L-Lysine Homopolymer hydrobromide	25988-63-0	Biological preservative, cosmetic bacteriostatic agent, medical material surface modifier, with rapid demand growth in high-end pharmaceutical and cosmetic fields.
36	DL-Lysine Dihydrochloride	617-68-5	Industrial-grade organic synthetic raw material, feed additive (high amino acid content), laboratory routine reagent, cost-effective with wide applications.
37	L-Lysine Methyl Ester 2HCl	26348-70-9	Key intermediate for peptide synthesis, drug molecule modification raw material, organic synthetic reagent, used in the synthesis of peptide drugs and hormones.
38	H-D-Lys-OH.diHCl	10303-72-7	Chiral pharmaceutical R&D intermediate, chiral raw material for peptide synthesis, biochemical reagent, used in the development of high-end chiral drugs and biological preparations.
39	Ibuprofen Lysine	57469-77-9	Antipyretic and analgesic drug raw material, oral preparation active ingredient (improving water solubility), pharmaceutical intermediate, used in the treatment of cold, fever, and pain with large market demand.
40	Ketoprofen Lysinate	57469-78-0	Anti-inflammatory and analgesic drug raw material, clinical drug (treating rheumatoid arthritis), pharmaceutical intermediate, with significant anti-inflammatory effect and stable market.
41	DL-Lysine Hydrochloride	22834-80-6	Industrial-grade feed additive, food nutrition fortifier, organic synthetic intermediate, suitable for mid-to-low-end market demand.
42	N-(Carboxymethyl)-L-Cysteine-L-Lysin	49673-81-6	Expectorant drug raw material, pharmaceutical preparation active ingredient (treating respiratory diseases), biochemical reagent, widely used in clinical applications.
43	N2-1[(1S)-Ethoxycarbonyl-3-Phenylpropyl]-N6-trifluoroacetyl-L-Lysyl-L-Proline	103300-91-0	Antihypertensive drug intermediate, peptide drug raw material, pharmaceutical R&D lead compound, used in the development of novel antihypertensive drugs.
44	N-Acetyl-L-lysine	1946-82-3	Food nutrition fortifier, health supplement raw material (enhancing immunity), acetylated intermediate for peptide synthesis, applied in food, health supplement, and pharmaceutical fields.
45	L-Lysine (L-Lysine base and Aqueous Solution 25%, 50%, 75%)	56-87-1	Pharmaceutical-grade raw material, food nutrition fortifier, feed additive (high-purity high-end product), covering the entire industrial chain with the largest market demand.
46	N-2-Pyridinyl-β-Alanine, ethylester	103041-38-9	Pharmaceutical R&D intermediate, organic synthetic reagent, bioactive molecule building unit, used in the synthesis of novel antibiotics and antitumor drugs.
47	D-Lysine hydrochloride	7274-88-6	Chiral pharmaceutical intermediate, chiral raw material for peptide synthesis, biochemical reagent, used in the development of high-end chiral drugs and biological preparations.
48	N2-(1S-Ethoxycarbonyl-3-Phenylpropyl)-N6-trifluoroacetyl-L-Lysine	116169-90-5	Antihypertensive drug intermediate, peptide drug raw material, pharmaceutical R&D lead compound, used in the development of novel antihypertensive drugs.
49	Lysine Acetate	52315-92-1	Food nutrition fortifier, health supplement raw material (improving solubility), pharmaceutical preparation raw material, suitable for oral and injectable formulation needs.
50	Ac-Lys-Ome HCl	20911-93-7	Peptide synthesis intermediate, drug molecule modification raw material, organic synthetic reagent, used in the synthesis of peptide drugs and hormones.
51	DL-5-Hydroxy-DL-lysine Dihydrochloride	13204-98-3	Collagen synthesis raw material, cosmetic additive (anti-wrinkle, repair), biochemical research reagent, with rapid demand growth in cosmetic and pharmaceutical fields.
52	D-Lysine homopolymer hydrobromide	27964-99-4	Cell culture substrate, biomedical material surface modifier, cosmetic raw material (promoting skin absorption), used in biomedicine and high-end cosmetic fields.
53	L-Lysine glutamate	5423-24-7	Feed additive (amino acid balance agent), food nutrition fortifier, health supplement raw material, improving animal growth performance and food nutritional value.
54	Nε-Carbobenzoxy-L-lysine	2212-75-1	Protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
55	L-Lysine aspartate	26108-74-7	Food nutrition fortifier, health supplement raw material (synergistic supplementation of dual amino acids), feed additive, with stable market demand and wide applications.
56	Nα-tert-Butoxycarbonyl-L-lysine	13734-28-6	BOC-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of peptide drugs and bioactive molecules.
57	L-Lysine tryptophanate	68555-15-1	Health supplement raw material (improving sleep, enhancing immunity), food nutrition fortifier, feed additive, with rapid demand growth in the health supplement field.
58	Nε-Maleimidocaproyl-L-lysine	76561-43-6	Protein crosslinking agent, biomedical material raw material, biochemical research reagent, used in biopharmaceutical and medical material development.
59	L-Lysine threonine salt	68555-16-2	Feed additive (improving amino acid utilization rate), food nutrition fortifier, health supplement raw material, suitable for high-end feed and food markets.
60	Nα-Fluoroacetyl-L-lysine	103478-64-4	Modified intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of novel peptide drugs and enzyme inhibitors.

(2) CBZ-Lysine and Derivatives

No.	Product Name	CAS No.	Product Description
61	N2,N6-Bis[(benzyloxy)carbonyl]lysine	69677-02-7	Chiral protected intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
62	CBZ-Lys(For)-OH	20807-05-0	Formylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of long-chain peptides and bioactive molecules.
63	H-Lys(Z)-OBzl·HCl	114331-06-5	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
64	N-α-Acetyl-N-ε-CBZ-l-Lysine	6367-08-4	Acetylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of peptide hormones and antibiotics.
65	Cbz-L-Lys.ONP.HCl	2179-15-9	Biochemical reagent (detecting protease activity), pharmaceutical R&D intermediate, laboratory chromogenic reagent, used in biological detection and drug screening.
66	Cbz-L-Lysine tert-butyl ester HCl	5978-22-3	Tert-butyl ester protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent (acidic deprotection), used in the synthesis of peptide drugs.
67	H-D-Lys(Z)-OBzl.HCl	156917-23-6	Chiral peptide synthesis intermediate, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
68	Cbz-Lys(tfa)-OH	14905-30-7	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
69	H-D-LYS(Z)-OH	34404-32-5	Chiral protected intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral drugs.
70	CBZ-Lys(CBZ)-OH	405-39-0	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of long-chain peptides and antibody drugs.
71	CBZ-D-Lys(Boc)-OH	66845-42-9	Chiral double-protected intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral drugs.
72	POLY-EPSILON-CBZ-L-LYSINE	25931-47-9	Polymer material raw material, biomedical material intermediate, organic synthetic reagent, used in the synthesis of polylysine-based medical materials.
73	Cbz-L-Lysine methyl ester HCl	27894-50-4	Ester-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of peptide drugs and hormones.
74	H-Lys(Z)-NH2.HCl	58117-53-6	Amide intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of peptide hormones and antibiotics.
75	Cbz-D-Lysine	70671-54-4	Chiral protected intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
76	Cbz-Lysine(Isopropyl)-OH	218938-55-7	Pharmaceutical R&D intermediate, enzyme inhibitor raw material, biochemical research reagent, used in the development of novel antihypertensive drugs and immunomodulators.
77	Cbz-L-Lysine	1155-64-2	CBZ-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent (easy deprotection), used in the synthesis of peptide drugs and bioactive molecules.
78	Cbz-Nε-Acetyl-L-lysine	2389-45-9	Acetylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of high-purity peptide drugs.
79	Cbz-L-Lysine benzyl ester p-toluenesulfonate	26116-56-3	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of long-chain peptides and antibody drugs.
80	Cbz-Nε-Benzoyl-L-lysine	2418-95-3	Protected intermediate for peptide synthesis, drug molecule modification raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
81	Cbz-L-Lysine methyl ester	26348-71-0	Ester intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of peptide drugs and hormones.
82	Cbz-Nε-Isobutyryl-L-lysine	35661-61-1	Acylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of novel peptide hormones and enzyme inhibitors.
83	Cbz-D-Lysine methyl ester hydrochloride	67396-09-2	Chiral ester intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
84	Cbz-L-Lysine hydrochloride	27894-51-5	Protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical experimental reagent, used in the synthesis of peptide drugs.
85	Cbz-Nε-Propionyl-L-lysine	4299-76-3	Acylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of long-chain peptides and bioactive molecules.
86	Cbz-Nα-Methyl-L-lysine	51870-74-1	Methylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of novel peptide drugs and enzyme inhibitors.
87	Cbz-L-Lysine ethyl ester hydrochloride	56672-65-4	Ester-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of oral peptide drugs.
88	Cbz-Nε-Boc-L-lysine	66845-41-8	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
89	Cbz-D-Lysine benzyl ester hydrochloride	156917-24-7	Chiral double-protected intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
90	Cbz-L-Lysine N-hydroxysuccinimide ester	78663-07-3	Active ester intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical experimental reagent, used in the synthesis of peptide drugs and bioactive molecules.

(3) BOC-Lysine and Derivatives

No.	Product Name	CAS No.	Product Description
91	Boc-L-Lysine	13734-28-6	BOC-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent (acidic deprotection), used in the synthesis of peptide drugs and bioactive molecules.
92	Boc-Nε-Acetyl-L-lysine	2441-41-0	Acetylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of high-purity peptide drugs.
93	Boc-L-Lysine methyl ester hydrochloride	26348-72-1	Ester-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of peptide drugs and hormones.
94	Boc-Nε-Benzoyl-L-lysine	2418-96-4	Protected intermediate for peptide synthesis, drug molecule modification raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
95	Boc-L-Lysine benzyl ester p-toluenesulfonate	26116-57-4	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of long-chain peptides and antibody drugs.
96	Boc-Nε-Isobutyryl-L-lysine	35661-62-2	Acylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of novel peptide hormones and enzyme inhibitors.
97	Boc-D-Lysine	34404-33-6	Chiral protected intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
98	Boc-L-Lysine hydrochloride	27894-52-6	Protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical experimental reagent, used in the synthesis of peptide drugs.
99	Boc-Nε-Propionyl-L-lysine	4299-77-4	Acylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of long-chain peptides and bioactive molecules.
100	Boc-Nα-Methyl-L-lysine	51870-75-2	Methylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of novel peptide drugs and enzyme inhibitors.
101	Boc-L-Lysine ethyl ester hydrochloride	56672-66-5	Ester-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of oral peptide drugs.
102	Boc-Nε-Boc-L-lysine	66845-40-7	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
103	Boc-D-Lysine methyl ester hydrochloride	67396-10-5	Chiral ester intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
104	Boc-L-Lysine N-hydroxysuccinimide ester	78663-08-4	Active ester intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical experimental reagent, used in the synthesis of peptide drugs and bioactive molecules.
105	Boc-Nε-Trifluoroacetyl-L-lysine	14905-31-8	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.

(4) FMOC-Lysine and Derivatives

No.	Product Name	CAS No.	Product Description
106	FMOC-L-Lysine	7738-22-9	FMOC-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent (basic deprotection), used in the synthesis of peptide drugs and bioactive molecules.
107	FMOC-Nε-Acetyl-L-lysine	35661-62-2	Acetylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of high-purity peptide drugs.
108	FMOC-L-Lysine methyl ester hydrochloride	86060-89-1	Ester-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of peptide drugs and hormones.
109	FMOC-Nε-Benzoyl-L-lysine	86060-90-4	Protected intermediate for peptide synthesis, drug molecule modification raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
110	FMOC-L-Lysine benzyl ester p-toluenesulfonate	86060-91-5	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of long-chain peptides and antibody drugs.
111	FMOC-Nε-Isobutyryl-L-lysine	86060-92-6	Acylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of novel peptide hormones and enzyme inhibitors.
112	FMOC-D-Lysine	110790-43-9	Chiral protected intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
113	FMOC-L-Lysine hydrochloride	119080-97-4	Protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical experimental reagent, used in the synthesis of peptide drugs.
114	FMOC-Nε-Propionyl-L-lysine	121766-53-2	Acylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical reagent, used in the synthesis of long-chain peptides and bioactive molecules.
115	FMOC-Nα-Methyl-L-lysine	121766-54-3	Methylated protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of novel peptide drugs and enzyme inhibitors.
116	FMOC-L-Lysine ethyl ester hydrochloride	121766-55-4	Ester-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of oral peptide drugs.
117	FMOC-Nε-Boc-L-lysine	121766-56-5	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.
118	FMOC-D-Lysine methyl ester hydrochloride	121766-57-6	Chiral ester intermediate for peptide synthesis, chiral raw material for pharmaceutical R&D, biochemical research reagent, used in the synthesis of high-end chiral peptide drugs.
119	FMOC-L-Lysine N-hydroxysuccinimide ester	123437-26-1	Active ester intermediate for peptide synthesis, pharmaceutical R&D raw material, biochemical experimental reagent, used in the synthesis of peptide drugs and bioactive molecules.
120	FMOC-Nε-Trifluoroacetyl-L-lysine	14905-32-9	Double-protected intermediate for peptide synthesis, pharmaceutical R&D raw material, organic synthetic reagent, used in the synthesis of high-purity peptide drugs.

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