2-Mercaptopropionic acid, 95%

Name: 2-Mercaptopropionic acid, 95%
Brand: Vaqora Chemicals
SKU: VQ-010773

About 2-Mercaptopropionic acid, 95%

2-Mercaptopropionic acid is an organosulfur compound in Synthesis grade carrying the CAS registry number 79-42-5 at a purity of 95%. Formula C3H6O2S, molecular weight 106.15 g/mol. Systematically, it is named 2-sulfanylpropanoic acid. It is also known as Thiolactic acid or 2-Mercaptopropanoic acid.

It is supplied as a clear colourless liquid. Literature values give a melting point of 10-14 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing, academic and industrial research and cosmetics and personal care.

We offer 2-Mercaptopropionic acid in 100 g, 500 g and 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2-Mercaptopropionic acid, 95%
Catalogue No.	VQ-010773
CAS Number	79-42-5
IUPAC name	2-sulfanylpropanoic acid
Molecular formula	C₃H₆O₂S
Molecular weight	106.15 g/mol
Exact mass	106.0089
Grade	Synthesis
Purity / assay	95%
HSN code	29420090
InChIKey	PMNLUUOXGOOLSP-UHFFFAOYSA-N
SMILES	CC(C(=O)O)S
PubChem CID	62326

Physical properties
Physical form	Liquid
Appearance	Clear colourless liquid
Melting point	10-14 °C
LogP (XLogP3)	0.5
H-bond donors / acceptors	2 / 3
TPSA	38.3 Å²
UN number	UN 2936
Synonyms	Thiolactic acid, 2-Mercaptopropanoic acid, 2-Thiolactic acid, alpha-Mercaptopropionic acid, Propionic acid, 2-mercapto-, (+-)-2-Mercaptopropionic acid, 2-Thiolpropionic acid, alpha-Mercaptopropanoic acid, 2-mercapto-propionic acid, 2-mercapto propionic acid, Thiolactic acid [UN2936] [Poison], mercapto-propionic acid

Safety & hazard information (GHS)

Corrosive

Toxic

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H330Fatal if inhaled

Precautionary statements: P260, P262, P264, P270, P271, P280, P284, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P320, P321, P330, P361 + P364, P363, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 2-Mercaptopropionic acid, 95%?

The CAS Registry Number of 2-Mercaptopropionic acid, 95% is 79-42-5. It is also known as Thiolactic acid, 2-Mercaptopropanoic acid, 2-Thiolactic acid.

What is the molecular formula and molecular weight of 2-Mercaptopropionic acid, 95%?

2-Mercaptopropionic acid, 95% has the molecular formula C3H6O2S and a molecular weight of 106.15 g/mol. Its IUPAC name is 2-sulfanylpropanoic acid.

Which grade and pack sizes of 2-Mercaptopropionic acid, 95% can I order?

We supply 2-Mercaptopropionic acid, 95% in Synthesis (95%) grade, in 100 g, 500 g, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Mercaptopropionic acid, 95%?

Yes. Every lot of 2-Mercaptopropionic acid, 95% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Mercaptopropionic acid, 95% be shipped internationally?

Yes. 2-Mercaptopropionic acid, 95% is classified as hazardous (UN 2936), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.