Description

Thiamine Disulfide is a stable, oxidized dimeric form of Vitamin B1 (Thiamine). This compound is significant for its role as a biochemical precursor and intermediate in the synthesis of thiamine and its derivatives, offering enhanced stability compared to the hydrochloride salt in certain applications. It is primarily utilized by manufacturers in the pharmaceutical, nutraceutical, and research chemical sectors for the production of specialized vitamin formulations and as a key raw material in organic synthesis.

Application

• Pharmaceutical Intermediates: A critical starting material or intermediate in the synthesis of thiamine (Vitamin B1) and its various pharmaceutical salts.
• Nutraceutical & Dietary Supplements: Used in the manufacturing of specialized vitamin B complex supplements where a specific disulfide form is required.
• Biochemical Research: Employed in enzymatic studies and metabolic pathway research related to thiamine function and deficiency.
• Animal Nutrition: Incorporated into premium feed premixes and veterinary formulations as a source of Vitamin B1.
• Reference Standards: Serves as a high-purity chemical reference standard (CRS) for quality control and analytical testing in laboratories.
• Cosmetic Ingredients: Potential use in advanced skincare formulations for its biochemical properties.

Basic Information

Product Name	Thiamine Disulfide
CAS No.	67-16-3
Molecular Formula	C24H32N8O4S2
Molecular Weight	560.70 g/mol
Synonyms	Thiamine Disulfide; Aneurin Disulfide; Vitamin B1 Disulfide; Thiamin Disulfide; Bis(thiamine); Thiamine Oxidized Dimer; 3-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methylthiazolium Chloride Disulfide; TDS
EINECS	200-641-2

Quality Control

Our Thiamine Disulfide is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and research applications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available for every shipment. We can supply material compliant with in-house specifications aligned with pharmaceutical intermediate requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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