English name: Pyruvic acid
CAS number: 127-17-3
Molecular formula: C3H4O3
Molecular weight: 88.06
EINECS number: 204-824-3
MDL No.:MFCD00002585
attribute
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 ℃
FEMA2970 | PYRUVIC ACID
Refractive index n20/D 1.428 (lit.)
Flash point 183 ° F
Storage conditions 2-8 ° C
Miscible solubility with chlorine and methanol
Acidity coefficient (pKa) 2.39 (at 25 ℃)
Form Liquid
Clear color 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
Aroma type acidic
Merck14,8021
JECFA Number936
BRN506211
Stability is stable Combustible. Incompatible with strong oxidizing agents, strong bases. Refrigerate.
InChIKeyLCTONWCANYUPML-UHFFFAOYSA-N
LogP-1.24
Dissociation constant 2.49 at 25 ℃