Taurine is a naturally occurring amino sulfonic acid, chemically known as 2-aminoethanesulfonic acid. It has the molecular formula C₂H₇NO₃S and a molecular weight of 125.15 g/mol. The CAS Number of Taurine is 107-35-7. It is commonly supplied as a white crystalline powder or white crystals.
Taurine is an important endogenous sulfur-containing compound involved in several physiological processes and is widely used in pharmaceutical, nutritional, food, beverage and research applications.
Taurine contains an amino group and a sulfonic acid group and is structurally classified as an amino sulfonic acid rather than a conventional α-amino acid.
CAS Number: 107-35-7
Molecular Formula: C₂H₇NO₃S
Molecular Weight: 125.15 g/mol
IUPAC Name: 2-Aminoethanesulfonic acid
Synonyms: 2-Aminoethylsulfonic acid, Aminoethylsulfonic acid, β-Aminoethylsulfonic acid
PubChem confirms the molecular formula, CAS number, molecular weight and IUPAC identity of Taurine.
Taurine is used as an ingredient in pharmaceutical and nutritional formulations and is also widely used in food and beverage applications.
Its physiological significance has been studied in relation to cellular osmoregulation, bile-acid conjugation, calcium handling, membrane stabilization and antioxidant-related processes.
For pharmaceutical and nutraceutical manufacturing, high-purity Taurine is typically evaluated for identity, assay, inorganic impurities, moisture, residue on ignition and related substances.
Taurine has established USP and Japanese Pharmacopoeia specifications. Historical USP documentation specifies 98.5–101.5% on the dried basis, while JP specifications are commonly reported at 99.0–101.0% on the dried basis.
Typical quality-control testing includes:
Swapnroop Drugs and Pharmaceuticals is an India-based pharmaceutical manufacturing organization supporting pharmaceutical and international markets with quality-focused API manufacturing and analytical documentation.
Taurine is a well-characterized amino sulfonic acid ingredient requiring control of assay, moisture, inorganic impurities, elemental impurities and related substances. Appropriate testing and documentation help ensure consistency with the intended pharmaceutical or customer specification.
Taurine should be packed in suitable pharmaceutical-grade, moisture-protective containers to maintain product quality during storage and transportation.
The material should be stored in a cool, dry and well-closed environment according to the applicable product specification and validated stability information.
Documentation for Taurine API may include:
Taurine is a high-purity amino sulfonic acid with the molecular formula C₂H₇NO₃S, CAS Number 107-35-7 and molecular weight of 125.15 g/mol. It is widely used across pharmaceutical, nutritional and food-related applications.
For pharmaceutical-grade Taurine, control of assay, moisture, residue on ignition, inorganic impurities, elemental impurities and related substances is important. Swapnroop Drugs and Pharmaceuticals supports qualified customers with quality-focused API manufacturing and pharmaceutical documentation.
| Parameter | Specification |
|---|---|
| Appearance | white to off-white crystalline powder |
| Identification | IR & HPLC compliant |
| Assay (HPLC) | 98.5–101.5% |
| Loss on Drying | NMT 0.3% |
| Residue on Ignition | NMT 0.3% |
| Heavy Metals | NMT 15 ppm |
| Individual Impurity | NMT 0.5% |
| Melting Point | Approx. 300–325°C |