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Pyruvic acid_Molecular_structure_CAS_127-17-3)
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Pyruvic acid

Catalog No. W297003 Name Sigma Aldrich
CAS Number 127-17-3 Website http://www.sigmaaldrich.com
M. F. C3H4O3 Telephone 1-800-521-8956
M. W. 88.06206 Fax
Purity ≥97% Email
Storage Chembase ID: 6


IUPAC name
2-oxopropanoic acid
IUPAC Traditional name
pyruvic acid
α-ketopropionic acid
2-Oxopropionic acid


Council of Europe Number 19
EC Number 204-824-3
CAS Number 127-17-3
PubChem SID 24901426
FEMA ID 2970
Flavis Number 8.019
MDL Number MFCD00002585
Beilstein Number 506211


Storage Temperature 2-8°C
Hazard Class 8
UN Number 3265
Packing Group 2
German water hazard class 3
GHS Pictograms GHS05
GHS Signal Word Danger
GHS Hazard statements H314
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P280-P305 + P351 + P338-P310
Regulation Compliance FDA 21 CFR (172.515)
RID/ADR UN 3265 8/PG 2
Risk Statements 34
RTECS UZ0829800
Safety Statements 26-36/37/39-45
Grade Kosher
Grade NI
Linear Formula CH3COCOOH
Purity ≥97%
Allergens no known allergens
Boiling Point 165 °C(lit.)
Density 1.267 g/mL at 25 °C(lit.)
Flash Point 82 °C
Flash Point 179.6 °F
Melting Point 11-12 °C(lit.)
Organoleptic caramel; creamy; coffee; meaty; wine-like; vegetable
Refractive Index n20/D 1.428(lit.)


Description (English)
Biochem/physiol Actions
Taste at 5 ppm
General description
Natural Occurrence: Asparagus, beef, sake, Virginia tobacco, wheat bread.
1 sample in glass bottle
10, 25 kg in comp drum
250 g in glass bottle
1, 5 kg in glass bottle
5 kg in poly drum
Description (简体中文)
Biochem/physiol Actions
味觉阈值为 5ppm
General description
1 sample in glass bottle
10, 25 kg in comp drum
250 g in glass bottle
1, 5 kg in glass bottle
5 kg in poly drum