Description

Thymosin α1 CAS NO 62304-98-7 is a synthetic polypeptide identical to the naturally occurring thymic peptide, known for its critical role in modulating immune system function. This high-purity active pharmaceutical ingredient (API) is essential for developing advanced immunotherapies and vaccines. It is primarily required by pharmaceutical manufacturers and research institutions focused on oncology, infectious diseases, and immunomodulatory treatments.

Application

• Pharmaceutical API: Core active ingredient in immunomodulatory drugs for treating chronic viral infections (e.g., Hepatitis B/C) and certain cancers.
• Vaccine Adjuvant: Used to enhance the efficacy of vaccines by boosting the immune response.
• Clinical Research: Critical reagent in immunological studies and preclinical trials for novel therapeutic agents.
• Biopharmaceutical Synthesis: Serves as a key intermediate in the production of complex peptide-based biologics.
• Cell Culture & Immunology: Used in vitro to study T-cell differentiation and immune system regulation.

Basic Information

Product Name	Thymosin α1
CAS No.	62304-98-7
Molecular Formula	C129H215N33O55
Molecular Weight	3108.3 g/mol
Synonyms	Thymalfasin; Thymosin-alpha 1; TA1; Synthetic Thymosin α-1; Ac-Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn-OH; ZADAXIN® (brand name); [1-28]-Thymosin α1
EINECS	Contact for details

Quality Control

Our Thymosin α1 is manufactured under strict cGMP guidelines to ensure the highest standards of purity and consistency. Every batch is supported by a comprehensive Certificate of Analysis (COA) detailing results for identity, purity, potency, and specific impurities. We adhere to relevant pharmacopoeial standards, and our quality system is designed to meet the stringent requirements of global pharmaceutical regulatory bodies.

Storage

Preserve in a tightly closed container, protected from light. Store at a controlled room temperature of 15-25°C or as specified on the label. This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (HPLC/MS)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Purity (HPLC)	≥ 99.0% (Total Peptide Content)
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Acetate Content (IC)	≤ 10.0%
Bacterial Endotoxins	< 10 EU/mg
Sterility (Membrane Filtration)	Sterile

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.