Pyruvic acid , ≥70% , 127-17-3

Synonym(s):
α-Ketopropionic acid;2-Oxopropionic acid;Pyruvic acid

CAS NO.：127-17-3

Empirical Formula: C3H4O3

Molecular Weight: 88.06

MDL number: MFCD00002585

EINECS: 204-824-3

PRODUCT Properties

• Melting point: 11-12 °C (lit.)
• Boiling point: 165 °C (lit.)
• Density: 1.267 g/mL at 25 °C (lit.)
• vapor pressure: 1.72hPa at 25℃
• FEMA: 2970 | PYRUVIC ACID
• refractive index: n20/D 1.428(lit.)
• Flash point: 183 °F
• storage temp.: 2-8°C
• solubility: Miscible with chloroform and methanol.
• pka: 2.39(at 25℃)
• form: Liquid
• color: Clear colorless to light yellow or amber
• PH: 3.11(1 mM solution);2.38(10 mM solution);1.79(100 mM solution)
• Odor: at 1.00 % in propylene glycol. sharp sour acetic caramellic
• Odor Type: acidic
• Merck: 14,8021
• JECFA Number: 936
• BRN: 506211
• Stability: Stable. Combustible. Incompatible with strong oxidizing agents, strong bases. Refrigerate.
• InChIKey: LCTONWCANYUPML-UHFFFAOYSA-N
• LogP: -1.24
• Dissociation constant: 2.49 at 25℃
• CAS DataBase Reference: 127-17-3(CAS DataBase Reference)
• NIST Chemistry Reference: Pyruvic acid(127-17-3)
• EPA Substance Registry System: Propanoic acid, 2-oxo- (127-17-3)

Description and Uses

pyruvic acid is an alpha hydroxy acid that can be irritating and is considered difficult to work with. It has a larger molecular size than the most commonly used AHAs. Sodium pyruvate is more commonly used, and is an organic salt.

Safety

• Symbol(GHS): GHS05
• Signal word: Danger
• Hazard statements: H314
• Precautionary statements: P280-P301+P330+P331-P303+P361+P353-P305+P351+P338
• Hazard Codes: C
• Risk Statements: 34
• Safety Statements: 26-36/37/39-45-25-27
• RIDADR: UN 3265 8/PG 2
• WGK Germany: 3
• RTECS: UZ0829800
• Autoignition Temperature: 305 °C
• TSCA: Yes
• HazardClass: 8
• PackingGroup: II
• HS Code: 29335995