June 26, 2026
Source: drugdu
33

Company Introduction
Emeishan Hongsen Biopharmaceutical Co., Ltd. is a national high-tech enterprise focusing on peptide fragments, protected amino acids, pharmaceutical intermediates, APIs, and CMO/CDMO fields.
Business scope: an experienced project undertaking team escorts full life-cycle CMO/CDMO services; a GMP quality system that has been audited many times by domestic and foreign customers; the company has an independent technology R&D center, a provincial enterprise technology center, and Leshan Synthetic Biology Engineering Technology Research Center, providing one-stop services including process optimization, R&D, production, and sales.
The company was established on February 18, 2011. It currently has more than 150 employees and more than 70 sets of various reactors ranging from 100L to 6300L, providing flexible and diversified cooperation models.

Star Products
89030-95-5 Copper Peptide
Copper peptide can effectively stimulate the biosynthesis of collagen in fibroblasts, thereby promoting rapid wound healing. It can also effectively block the neurotransmission of acetylcholine substances, thereby relaxing muscles and improving dynamic wrinkles. It is widely used in cosmetic additives.

616204-22-9 Acetyl Hexapeptide-8 / Argireline
Argireline, also known as botulinum-like peptide, is one of the commonly used raw materials in high-end cosmetics. It is a safer, cheaper, and milder substitute for botulinum toxin. Its main effect is to reduce wrinkles caused by the contraction of facial expression muscles, and it has an ideal removal effect on wrinkles on the forehead or around the eyes.

Oglemilast Intermediate
| CAS No. | Product Name |
|---|---|
| 1784678-61-0 | 5-Bromo-4-fluoro-1-methyl-1H-indazole |
| 183660-46-0 | N-(2,2-Dimethoxyethyl)-1H-imidazole-1-carboxamide |
| 2212021-59-3 | tert-Butyl (S)-3-amino-2-(4-fluoro-3,5-dimethylphenyl)-4-methyl-2,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine-5-carboxylate |

Tirzepatide Fragments
| CAS No. | Product Name |
| 2424-92-2 | Eicosanedioic acid |
| 683239-16-9 | Mono-tert-butyl eicosanedioate |
| 2915356-76-0 | Tirzepatide side chain |
| 1188328-37-1 | Tirzepatide C20 fatty acid side chain |
| 1119061-69-6 | TIRZEPATIDE Tirzepatide side chain |
| 146982-27-6 | Fmoc-L-Lys(Alloc)-OH |
Please visit the official website for more information: www.hongsenbiopharm.com
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