Ornithine Series-Nantong Donboo Amino Acid Co., Ltd.

The ornithine series represents an important category of fine chemicals, covering core products including natural ornithine, chiral derivatives, and CBZ/BOC/FMOC-protected ornithine. Widely applied in pharmaceutical synthesis, clinical nutrition, health products, food additives, cosmetic raw materials and peptide drug research and development, it boasts core advantages such as ammonia metabolism and detoxification, immune regulation and excellent biocompatibility. With diversified application scenarios, the market demand continues to grow steadily.

(I) Ornithine and Derivatives

No.	Product Name	CAS No.	Product Description
1	D-Ornithine Hydrochloride	99815-05-1	Chiral pharmaceutical intermediate, used for the synthesis of optically pure drugs and bioactivity experiments, suitable for high-end pharmaceutical R&D scenarios.
2	DL-Ornithine	616-07-9	Organic synthesis intermediate and food additive, applied for drug molecule modification and food nutrition fortification, with strong stability.
3	Nα-Acetyl-L-Ornithine	6205-08-9	Cosmetic moisturizing raw material and pharmaceutical intermediate, used in skincare formulations and drug synthesis, offering significant moisturizing effects and strong stability.
4	D-Ornithine Monohydrochloride	16682-12-5	Chiral pharmaceutical intermediate, ensuring the specificity and purity of optically pure drug synthesis.
5	L-Ornithine Hydrochloride	3184-13-2	Pharmaceutical raw material and core health supplement ingredient, used in amino acid infusions and liver-protective health product R&D, with both nutritional supplementation and physiological regulation functions.
6	L-Ornithine Dihydrochloride	6211-16-1	Pharmaceutical intermediate and health supplement raw material, applied in drug synthesis and nutritional supplements, with high bioavailability.
7	5-Acetyl-L-Ornithine	2185-16-2	Organic synthesis intermediate, used for drug molecule modification and peptide drug synthesis, with high reaction activity.
8	Ornipressin	3397-23-7	Hormone drug, clinically used for the treatment of diabetes insipidus and hemostasis, with strong physiological activity.
9	L-Ornithine	70-26-8	Food nutrition fortifier and pharmaceutical raw material, used for essential amino acid supplementation and drug synthesis, and also as a cosmetic moisturizing raw material.
10	Ethyl L-Ornithine Hydrochloride	84772-29-2	Pharmaceutical intermediate, commonly used in the synthesis of antibiotics and peptide drugs, a widely used raw material in the pharmaceutical industry.
11	DL-Ornithine Hydrochloride	1069-31-4	Organic synthesis intermediate and food additive, applied for drug molecule modification and food nutrition fortification.
12	D-Ornithine	348-66-3	Chiral pharmaceutical intermediate, used for the synthesis of optically pure drugs and bioactive molecule R&D, suitable for high-end pharmaceutical needs.
13	N-Benzoylornithine	17966-71-1	Organic synthesis intermediate, used for drug molecule modification and fine chemical production.
14	L-Ornithine Acetate	60259-81-6	Food additive and health supplement raw material, used in nutritional supplements and food flavoring, with high bioavailability.
15	L-Ornithine Methyl Ester Dihydrochloride	40216-82-8	Organic synthesis intermediate, suitable for drug molecule modification and bioactive molecule synthesis.
16	L-Ornithine Nitrate	No Data	Health supplement raw material and sports nutrition supplement, used to enhance physical strength and promote metabolism, suitable for health management scenarios.

(II) CBZ-Ornithine and Derivatives

No.	Product Name	CAS No.	Product Description
17	Nδ-Phthaloyl-L-Ornithine	7767-00-2	Organic synthesis intermediate, suitable for drug molecule modification and protection reactions, with strong specificity.
18	N5-CBZ-L-Ornithine Benzyl Ester Monohydrochloride	63594-37-6	Pharmaceutical intermediate and synthetic reagent, used in drug synthesis and peptide protection, suitable for complex molecule synthesis.
19	N,N'-Di-CBZ-D-Ornithine	13594-49-5	Chiral protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
20	N2-[(CBZ)Carbonyl]ornithine	70671-51-1	Organic protection agent, used for amino acid modification and drug synthesis, with stable protection effect.
21	N2-CBZ-D-Ornithine	112229-51-3	Chiral protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
22	CBZ-L-Ornithine	3304-51-6	Organic protection agent and pharmaceutical intermediate, widely used in amino acid modification and drug synthesis.
23	N,N'-Di[CBZ]-L-Ornithine	2274-58-0	Organic double protection agent, used for complex drug molecule synthesis and peptide protection.
24	N-ALPHA-CBZ-L-Ornithine	2640-58-6	Organic protection agent, used for amino acid modification and drug synthesis, with stable protection effect.
25	L(+)-N-CBZ-Ornithine Hydrochloride	92455-59-9	Pharmaceutical intermediate and synthetic reagent, used in drug synthesis and peptide protection, with stable market demand.
26	Nα,δ-Di-ZL-Ornithine N-Hydroxysuccinimide Ester	90970-61-9	Organic activated ester, used in peptide bond synthesis and drug modification, with high reaction activity.
27	N5-CBZ-L-Ornithine Methyl Ester Hydrochloride	5874-75-9	Organic synthesis intermediate, used for drug molecule modification and bioactive molecule synthesis.
28	N5-CBZ-L-Ornithine tert-Butyl Ester Monohydrochloride	161234-80-6	Drug synthesis protection agent and intermediate, suitable for complex molecule synthesis processes.
29	CBZ-D-Ornithine	16937-91-0	Chiral protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
30	N'-(2-Chlorobenzyloxycarbonyl)-L-Ornithine	118553-99-4	Organic synthesis intermediate, used for drug molecule modification and fine chemical production.
31	2-Chloro-CBZ-L-Ornithine	118553-99-4	Organic protection agent, used for amino acid modification and drug synthesis, with strong specificity.

(III) BOC-Ornithine and Derivatives

No.	Product Name	CAS No.	Product Description
32	BOC-N'-(2-Chlorobenzyloxycarbonyl)-L-Ornithine	118554-00-0	Organic double protection agent, used for complex drug molecule synthesis and peptide protection.
33	BOC-D-Ornithine	159877-12-0	Chiral protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D, suitable for high-end pharmaceutical needs.
34	Nα-CBZ-Nδ-BOC-L-Ornithine Dicyclohexylamine Salt	13665-13-9	Organic double protection intermediate, used in drug synthesis and chiral resolution.
35	BOC-(N'-FMOC)-D-Ornithine	163336-15-0	Chiral double protected amino acid, used for complex peptide drug synthesis.
36	N2-BOC-N5-CBZ-L-Ornithine N-Hydroxysuccinimide Ester	57225-25-9	Organic activated ester, used in peptide bond synthesis and drug modification, with high reaction activity.
37	Nα-Allyloxycarbonyl-Nδ-BOC-D-Ornithine Dicyclohexylamine Salt	947401-26-5	Chiral double protection intermediate, used for high-end drug synthesis.
38	CBZ-N’-BOC-L-Ornithine	7733-29-1	Organic double protection agent, used for amino acid modification and drug synthesis, with comprehensive protection effect.
39	CBZ-Ndelta-BOC-L-Ornithine	199924-46-4	Organic double protection agent, used for complex drug molecule synthesis and peptide protection.
40	N'-BOC-L-Ornithine	13650-49-2	Organic protection agent, widely used in amino acid modification and drug synthesis.
41	N5-BOC-N2-CBZ-D-Ornithine	98264-52-9	Chiral double protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
42	N5-BOC-D-Ornithine	184576-63-4	Chiral protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
43	BOC-L-Ornithine	21887-64-9	Organic protection agent and pharmaceutical intermediate, widely used in amino acid modification and drug synthesis.
44	BOC-N’-(2,4-Dinitrophenyl)-L-Ornithine	82518-61-4	Organic protection agent, used for amino acid modification and drug synthesis, with strong specificity.
45	BOC-N'-[(Allyloxy)carbonyl]-L-Ornithine	171820-74-9	Organic double protection agent, used for complex drug molecule synthesis.
46	N,N'-Di-BOC-D-Ornithine	137524-82-4	Chiral double protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
47	BOC-N'-CBZ-D-Ornithine	16937-92-1	Chiral double protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
48	BOC-N'-CBZ-L-Ornithine	2480-93-5	Organic double protection agent, used for amino acid modification and drug synthesis, with stable protection effect.
49	H-L-Ornithine(Boc)-Ome.HCl	2480-96-8	Organic synthesis intermediate, used for drug molecule modification and bioactive molecule synthesis.
50	BOC-L-Ornithine tert-Butyl Ester Hydrochloride	214629-97-7	Drug synthesis protection agent and intermediate, suitable for complex molecule synthesis processes.
51	N'-(2-Chlorobenzyloxycarbonyl)-L-Ornithine	118553-99-4	Organic synthesis intermediate, used for drug molecule modification and fine chemical production (duplicate with OMI31, retain original number and information).

(IV) FMOC-Ornithine and Derivatives

No.	Product Name	CAS No.	Product Description
52	Nα-FMOC-Ndelta-2,4-Dinitrophenyl-L-Ornithine	252049-04-0	Organic protection agent, used for amino acid modification and drug synthesis, with strong stability.
53	N2-FMOC-N5-CBZ-L-Ornithine	138775-07-2	Organic double protection agent, used for complex peptide drug synthesis and peptide protection.
54	N2-FMOC-N5-Allyloxycarbonyl-L-Ornithine	147290-11-7	Organic protection agent, used for amino acid modification and drug synthesis, suitable for high-end pharmaceutical needs.
55	BOC-(N'-FMOC)-D-Ornithine	163336-15-0	Chiral double protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D (same as OMI35, retain original number).
56	FMOC-N'-Methyltrityl-L-Ornithine	343770-23-0	Organic protection agent, used for amino acid modification and drug synthesis, with excellent protection effect.
57	L-Ornithine Diethyl Ester	84624-28-2	Organic synthesis intermediate, used for drug molecule modification and bioactive molecule synthesis.
58	FMOC-N-Methyl-BOC-N'-Methyl-L-Ornithine	1793105-28-8	Organic double protection agent, used for complex peptide drug synthesis.
59	FMOC-N'-BOC-L-Ornithine	109425-55-0	Organic double protection agent, used for amino acid modification and drug synthesis, with stable market demand.
60	FMOC-N'-p-Methoxytrityl-L-Ornithine	1192825-56-1	Organic protection agent, used for amino acid modification and drug synthesis, with strong stability.
61	FMOC-Ornithine Hydrochloride	201046-57-3	Pharmaceutical intermediate and synthetic reagent, used in drug synthesis and peptide protection, with stable market demand.
62	N,N'-Di-FMOC-L-Ornithine	201046-59-5	Organic double protection agent, used for complex peptide drug synthesis and peptide protection.
63	FMOC-N’-Piperazinylcarbonyl-L-Ornithine	201046-61-9	Organic synthesis intermediate, used for drug molecule modification and bioactive molecule synthesis.
64	N-CBZ-N'-FMOC-L-Ornithine	201048-68-2	Organic double protection agent, used for complex peptide drug synthesis and peptide protection.
65	FMOC-N'-Allyloxycarbonyl-D-Ornithine	214750-74-0	Chiral protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
66	N^D-FMOC-L-Ornithine	147071-84-9	Organic protection agent, widely used in amino acid modification and drug synthesis.
67	N5-[[(2-Chlorophenyl)methoxy]carbonyl]-N2-FMOC-L-Ornithine	198561-86-3	Organic double protection agent, used for complex peptide drug synthesis.
68	FMOC-(N'-tert-Butoxycarbonyl)-D-Ornithine	118476-89-4	Chiral double protected amino acid, used for the synthesis of optically pure drugs and bioactive molecule R&D.
69	BOC-N'-FMOC-L-Ornithine	150828-96-9	Organic double protection agent, used for complex peptide drug synthesis.
70	FMOC-L-Ornithine-1-allyl Ester Hydrochloride	No Data	Pharmaceutical intermediate and synthetic reagent, used in drug synthesis and peptide protection, with high reaction activity.

Ornithine Series

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