C3H6O2S
106.15 g/mol
Industrial ChemicalDanger
3-MERCAPTOPROPIONIC ACID
CAS107-96-0EC203-537-0
Category
Industrial Chemical
Compound Class
Organic Acid
Primary Use
Chemical intermediate and stabilizer
3-Mercaptopropionic acid is a bifunctional organosulfur compound containing both a carboxylic acid and a thiol group, typically appearing as a colorless oil. It is used as a chemical intermediate and stabilizer in various industrial processes.
chemical intermediatestabilizer
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
1-methoxy-2-propanol
CAS107-98-2
organic solvent for paints and inks
ReferenceSame Category
Tetramethylene glycol diacrylate
CAS1070-70-8
monomer for polymer synthesis
ReferenceSame Category
1,1,1,3-Tetrachloro-propane
CAS1070-78-6
intermediate in chlorinated silicone fluids
ReferenceSame Category
Phosphorylethanolamine
CAS1071-23-4
phospholipid biosynthesis intermediate
Safety Reference
Danger
H290May be corrosive to metals
H301Toxic if swallowed
H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H332Harmful if inhaled
H335May cause respiratory irritation
H370Causes damage to organs
Customs Tariff Classification
The international HS code for 3-MERCAPTOPROPIONIC ACID (CAS 107-96-0) is 2930.90.
HS code (international, 6-digit)
2930.90
EU CN code (8-digit)
2930 90 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
3-sulfanylpropanoic acid
InChIKey
DKIDEFUBRARXTE-UHFFFAOYSA-N
SMILES
C(CS)C(=O)O
Synonyms (28)
- 3MPA
- 3-MERCAPTOPROPIONIC ACID
- 3-Mercaptopropanoic acid
- 3-Mercaptopropanoic acid, 9CI
- 3-Sulfanylpropanoic acid
- 3-Thiolpropanoic acid
- 3-Thiopropanoic acid
- 3-Thiopropionic acid
- 3-thiohydracrylic acid
- Acid, 3-Mercaptopropanoic
- Acid, 3-Mercaptopropionic
- DEAMINO CYSTEINE
- Hydracrylic acid, 3-thio-
- Mercaptopropionic acid
- Mercaptopropionic acid, 3-
- Propanoic acid, 3-mercapto-
- Propionic acid, 3-mercapto-
- Propionic acid, 3-mercpato-
- Thiohydracrylic acid
- b-mercaptopropionic acid
- beta-Mercaptopropanoic acid
- beta-Mercaptopropionic acid
- beta-Thiopropionic acid
- ss--Mercaptopropanoic acid
- ss--Mercaptopropionic acid
- ss--Thiopropionic acid
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