Product name: Thioglycolic Acid (TGA)

CAS‑No.: 68‑11‑1

EC‑No.: 200‑677‑4

Molecular Formula: C2H4O2S

Molecular Weight: 92.12 g/mol

MDL No.: MFCD00004876

UN Number: UN 1940 (Class 8 Corrosive)

Please note that Thioglycolic Acid CAS 68-11-1 belongs to Special Surveillance List chemicals. Please make sure the legal use before inquiring from us. The dual-use import permits will be needed for exports to some countries. We don't export to countries such as USA, Canada, Mexico, Myanmar, Cambodia and Afghanistan etc.

1. Physico‑Chemical Properties

Melting Point -16.5 ℃

Boiling PointDecomposes at 220 ℃; 123 ℃ @4 kPa

Flash Point126 ℃ (closed cup)

Vapour Pressure0.4 mmHg @25 ℃

Solubility  Fully miscible with water, ethanol, ether; sensitive to air‑oxidationpKa3.68 @25 ℃

Stability  Air‑sensitive, easily oxidized in contact with air. Incompatible with oxidizing agents, strong bases, heavy metal ions. Corrosive to metals and skin.

2. Product Specification (Industrial Grade 99.0%)

3. Main Applications

Cosmetic raw material: Key intermediate for perm lotion, hair‑straightening agent and depilatory products, further converted into ammonium / potassium thioglycolate.

Polymer additives: Raw material for thioglycolate esters, PVC heat stabilizers; chain‑transfer agent for polymer synthesis.

Metal treatment & oilfield: Reducing agent, chelator for metal cleaning, derusting, oil‑well stimulation; analytical reagent for metal‑ion detection.Arkema

Leather industry: Used as dehairing auxiliary for leather processing.

4. Storage & Handling

Store in tightly sealed containers under inert gas atmosphere, cool and ventilated warehouse (2‑8℃ recommended). Protect from air, heat and direct sunlight.Tokyo Chem...

Corrosive chemical; avoid inhalation, skin and eye contact. Wear full PPE.

Keep separated from oxidants, alkalis and heavy‑metal compounds.

Shelf‑life: 6 months under original sealed packaging.

5. Packaging

250 kg HDPE drum / IBC tote tank.

Disclaimer: This Technical Data Sheet is for reference only. Actual values shall be subject to batch‑specific Certificate of Analysis. Please refer to Safety Data Sheet for full safety‑related information.