2-Mercaptopropionic acid CAS#: 79-42-5

Names & Identifiers

Product Name2-Mercaptopropionic acid
SynonymsTHIOLACTIC ACID;PROPANOIC ACID, 2-MERCAPTO-;2-mercapto-propanoicaci;2-mercaptopropanoicacid;2-mercapto-Propanoicacid;2-mercapto-propionicaci;2-Sulfanylpropanoic acid;2-Thiolactic acid
CAS Registry Number79-42-5
Molecular FormulaC3H6O2S
Molecular Weight106.14
Other Registry Numbers;
More Identifiers on PubChemIUPA Names, InChI, InChI Key, Canonical SMILES, etc.
2-Mercaptopropionic acid CAS#: 79-42-5

Chemical & Physical Properties

Melting point 10-14 °C(lit.)
Boiling Point 102 °C16 mm Hg(lit.)
Density 1.196 g/mL at 25 °C(lit.)
Refractive Index n20/D 1.481(lit.)
Flash Point 190 °F
Storage 2-8°C
form Liquid
Color Clear Colorless to slightly yellow
PH2 (H2O, 20℃)(undiluted)
Water Solubility MISCIBLE
Merck 14,9340
BRN 506218
More Properties From PubChemTopological Polar Surface Area, Monoisotopic Mass, etc.
NIST Chemistry Reference2-Mercaptopropanoic acid(79-42-5)
EPA Substance Registry SystemPropanoic acid, 2-mercapto-(79-42-5)

Safety & Hazards(Codes & Phrases)

Hazard Codes C
R Phrase 34-22
S Phrase 26-36/37/39-45-25
RIDADR UN 2936 6.1/PG 2
WGK Germany 1
RTECS UF5250000
Storage Class 6.1
Packing Group II
HS Code 29309070
More Safety & Hazards From PubChemSignal, GHS Hazard Statements, Precautionary Statement Codes, etc.


Literature on PubChemSynthesis References, Metabolite References, etc.


Patents on PubChemRelated Patents Of This Product

Transportation, Storage & Usage

TransportationNo Information
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UsageNo Information

Spectral Properties

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