pyruvic acid
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IUPAC name :2-oxopropanoic acid
InChI :InChI=1/C3H4O3/c1-2(4)3(5)6/h1H3,(H,5,6)
InChIKey :LCTONWCANYUPML-UHFFFAOYAJ
SMILES :CC(=O)C(=O)O
cas number :127-17-3
(EINECS) number :204-824-3
beilstein number :0506211
fema number :2970
coe number :19
jecfa number :936
fl. number :08.019
molar refractivity :17.54 ± 0.3 cm3
parachor :178.3 ± 4.0 cm3
index of refraction :1.416 ± 0.02
surface tension :42.6 ± 3.0 dyne/cm
density :1.261 ± 0.06 g/cm3
polarizability :6.95 ± 0.5 10-24cm3
XlogP : -0.50
molecular weight : 88.0620600
formula :C3 H4 O3
BioActivity Analysis :48414842
NMR Predictor :Predict
 
 
export tariff code :2918.30.0000
fda reg :172.515

Suppliers :
Advanced Biotech :pyruvic acid
92% min. synthetic
Odor:  Sour
Bedoukian Research :PYRUVIC ACID BRI
≥95.0%, Kosher
Odor:  sour acetic
Berje :Pyruvic Acid
Fleurchem :pyruvic acid
natural
Frutarom :PYRUVIC ACID
≥95.00% (by titration), NI, Kosher
Odor:  Acidic, Sharp, Sour
Inoue :PYRUVIC ACID
Penta :pyruvic acid
Penta :pyruvic acid
natural
Sigma-Aldrich-SAFC :Pyruvic acid
≥97%, Kosher
Odor:  caramel; creamy; vegetable; coffee; meaty; wine-like
Sigma-Aldrich-SAFC :Pyruvic acid
≥80%, natural, Kosher
Odor:  caramel; creamy; vegetable; coffee; meaty; wine-like

organoleptics :
odor type :acidic
odor strength :medium ,
recommend smelling in a 1.00 % solution or less
odor description :
at 1.00 % in propylene glycol.  
sharp sour acetic caramellic

properties :
appearence :colorless to pale yellow green clear viscous liquid
assay : 95.00 to 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :1.26000 to 1.28100 @ 25.00 °C.
pounds per gallon - calc. :10.484 to 10.659
refractive index :1.42400 to 1.43500 @ 20.00 °C.
melting point : 11.00 to 13.00 °C. @ 760.00 mm Hg
boiling point : 164.00 to 166.00 °C. @ 760.00 mm Hg
boiling point : 65.00 °C. @ 12.00 mm Hg
vapor pressure :1.29000 mm/Hg @ 25.00 °C.
vapor density :3.0 ( Air = 1 )
flash point : 180.00  °F.  TCC  ( 82.22 °C. )
logP (o/w) : -1.24

safety :
most important hazard(s) :C - Corrosive.
  R 34 - Causes burns.
S 02 - Keep out of the reach of children.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 37/39 - Wear suitable gloves and eye/face protection.
S 45 - In case of accident or if you feel unwell seek medical advice immediately.
Oral Toxicity(LD50) :
  Not determined
Dermal Toxicity(LD50) :
  Subcutaneous-Mouse  3533.00  mg/kg
Yakugaku Zasshi. Journal of Pharmacy. Vol. 81, Pg. 1225, 1961.

Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
Maximised Survey-derived Daily Intakes (MSDI-EU) :30.00 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA) :69.00 (μg/capita/day)
 
recommendation for pyruvic acid usage levels up to :
 not for fragrance use.
recommendation for pyruvic acid usage levels up to :
  110.0000 ppm in the flavor.

safety references :
European Food Safety Athority(efsa) :Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
EPI System :view
AIDS Citations :Search
Cancer Citations :Search
Toxicology Citations :Search
Env. Mutagen Info. Center :Search
NLM Developmental and Reproductive Toxicity :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
WISER :UN 3265
 
WGK Germany :3
 
 
 
 2-oxopropanoic acid
(EINECS) number :204-824-3
RTECS :UZ0829800 for 127-17-3
chemidplus :000127173
EPA Substance Registry Services :127-17-3
dtp/nci :179

references :
 2-oxopropanoic acid
fl. number :08.019
jecfa number :936
NIST Chemistry WebBook :3601434193
pubchem :173440

Cosmetics :
Cosmetic uses : masking agents

other :
CosIng :cosmetic data
VCF-Online: VCF Volatile Compounds in Food
synonyms :
 acetyl formic acid
2-oxopropanoic acid
2-ketopropionic acid
2-oxopropionic acid
alpha-ketopropionic acid
 pyroracemic acid

soluble in :
 alcohol
 water, 1000000 mg/L @ 20C

(odor and/or flavor) blends with :
 acetic acid
 allyl hexanoate
 allyl nonanoate
 allyl phenyl acetate
 amber carbinol
isoamyl 3-(2-furan) propionate
isoamyl acetoacetate
isoamyl laurate
 amyl octanoate
isoamyl pyruvate
isoamyl tiglate
2-amyl-5 or 6-keto-1,4-dioxane
 benzaldehyde dimethyl acetal
 berry pentadienoate
isobutyl acetoacetate
isobutyl alcohol
 butyl angelate
 butyl anthranilate
isobutyl butyrate
 butyl formate
 butyl hexanoate
 butyl undecylenate
isobutyraldehyde propylene glycol acetal
 clary sage concrete
 cognac oil green
 cognac oil white
 cyclohexanone diethyl acetal
 davana oil
 decyl propionate
 diethyl 1-malate
 diethyl laevo-tartrate
 diethyl malate
 diethyl sebacate
 dimethyl anthranilate
 dimethyl benzyl carbinyl isobutyrate
 ethyl (E)-crotonate
 ethyl 2-methyl-2-pentenoate
 ethyl 3,5,5-trimethyl hexanoate
 ethyl acetate
 ethyl aconitate
 ethyl chrysanthemate
 ethyl cyclopentenolone
 ethyl heptanoate
 ethyl hydrocinnamate
 ethyl nonanoate
 ethyl octanoate
 ethyl propionate
 ethyl pyruvate
2-ethyl-4-butanol
 farnesyl acetone
 fig crotonate
 fruity carboxylate
 geranyl acetoacetate
 geranyl methyl tiglate
 heptyl acetate
2-hexanol
3-hexanone
(Z)-3-hexen-1-yl butyrate
(E)-2-hexen-1-yl formate
(E)-2-hexen-1-yl phenyl acetate
1-hexen-3-ol
1-hexen-3-yl acetate
 hexyl isobutyrate
 hexyl phenyl acetate
 linalyl propionate
 methyl decanoate
 methyl hydrocinnamate
 methyl nonanoate
 methyl propionate
 methyl tiglate
2-methyl-1-butanol
 octanoic acid
 opoponax oil
 opoponax resinoid
2-pentanone
 phenethyl senecioate
2-phenyl propyl butyrate
 prenyl formate
 propionaldehyde
 propyl formate
 propyl heptanoate
 pyruvaldehyde
 sorbyl butyrate
 sorbyl propionate
 terpinyl cinnamate
 tetrahydrofurfuryl acetate

(odor and/or flavor) used in :
 beer
 bread
 caramel
 coffee
 milk
 nut pecan
 pune
 raisin
 rum
 strawberry
 wine

natural occurrence in :
asparagus
beef
beer
bread wheat bread
celery
milk
pecan
peppermint
sake
tobacco viginia tobacco
wine



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