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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 |
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| export tariff code : | 2918.30.0000 |
| fda reg : | 172.515 |
Suppliers :
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| Advanced Biotech : | pyruvic acid
92% min. synthetic Odor: Sour |
| Bedoukian Research : | PYRUVIC ACID BRI
≥95.0%, Kosher Odor: sour acetic |
| Berje : | Pyruvic Acid
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| Fleurchem : | pyruvic acid
natural |
| Frutarom : | PYRUVIC ACID
≥95.00% (by titration), NI, Kosher Odor: Acidic, Sharp, Sour |
| Inoue : | PYRUVIC ACID
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| Penta : | pyruvic acid
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| 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 :
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| 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 :
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| appearence : | colorless to pale yellow green clear viscous liquid |
| assay : | 95.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 1.26000 to 1.28100 @ 25.00 °C.
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| pounds per gallon - calc. : | 10.484 to 10.659
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| refractive index : | 1.42400 to 1.43500 @ 20.00 °C.
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| melting point : | 11.00 to 13.00 °C. @ 760.00 mm Hg
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| boiling point : | 164.00 to 166.00 °C. @ 760.00 mm Hg
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| boiling point : | 65.00 °C. @ 12.00 mm Hg
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| vapor pressure : | 1.29000 mm/Hg @ 25.00 °C. |
| vapor density : | 3.0 ( Air = 1 ) |
| flash point : | 180.00 °F. TCC ( 82.22 °C. )
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| logP (o/w) : | -1.24 |
safety :
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| most important hazard(s) : | C - Corrosive. |
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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.
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| Oral Toxicity(LD50) : |
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Not determined
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| Dermal Toxicity(LD50) : |
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Subcutaneous-Mouse 3533.00 mg/kg Yakugaku Zasshi. Journal of Pharmacy. Vol. 81, Pg. 1225, 1961.
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| Inhalation Toxicity(LC50) : |
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Not determined
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safety in use :
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| Maximised Survey-derived Daily Intakes (MSDI-EU) : | 30.00 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 69.00 (μg/capita/day) |
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| recommendation for pyruvic acid usage levels up to : |
| | not for fragrance use.
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| recommendation for pyruvic acid usage levels up to : |
| | 110.0000 ppm in the flavor.
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safety references :
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| 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 |
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| WGK Germany : | 3 |
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| | 2-oxopropanoic acid
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| (EINECS) number : | 204-824-3 |
| RTECS : | UZ0829800 for 127-17-3 |
| chemidplus : | 000127173 |
| EPA Substance Registry Services : | 127-17-3 |
| dtp/nci : | 179 |
references :
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| | 2-oxopropanoic acid
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| fl. number : | 08.019 |
| jecfa number : | 936 |
| NIST Chemistry WebBook : | 3601434193 |
| pubchem : | 173440 |
Cosmetics :
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| Cosmetic uses : |
masking agents
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other :
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| CosIng : | cosmetic data |
| VCF-Online: | VCF Volatile Compounds in Food |