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| IUPAC name : | propanoic acid |
| InChI : | InChI=1/C3H6O2/c1-2-3(4)5/h2H2,1H3,(H,4,5)/f/h4H |
| InChIKey : | XBDQKXXYIPTUBI-JLSKMEETCG |
| SMILES : | CCC(=O)O |
| (EINECS) number : | 201-176-3 |
| eu annex : | 607-089-00-0 |
| cas number : | 79-09-4 |
| beilstein number : | 0506071 |
| fema number : | 2924 |
| coe number : | 3 |
| jecfa number : | 84 |
| fl. number : | 08.003 |
| molar refractivity : | 17.51 ± 0.3 cm3 |
| parachor : | 173.3 ± 4.0 cm3 |
| index of refraction : | 1.397 ± 0.02 |
| surface tension : | 32.3 ± 3.0 dyne/cm |
| density : | 1.019 ± 0.06 g/cm3 |
| polarizability : | 6.94 ± 0.5 10-24cm3 |
| xlogp : | 0.20 |
| molecular weight : | 74.0785400 |
| formula : | C3 H6 O2 |
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| export tariff code : | 2915.50.1000 |
| fda reg : | unspecified |
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Suppliers :
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| Cargill - Alfrebro : | PROPIONIC ACID (EU NAT) |
| | natural, Kosher |
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| International Flavors & Fragrances : | Propionic Acid |
| | ≥99.00%, natural, Kosher |
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| Oxford Chemicals Ltd : | PROPIONIC ACID |
| | ≥99.00%, NI, Kosher |
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| Robertet : | Propionic acid |
| | naturel |
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| Sigma-Aldrich-SAFC : | Propionic acid |
| | ≥99.5%, FCC, Kosher, FG |
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| Sigma-Aldrich-SAFC : | Propionic acid |
| | ≥99.5%, natural, FCC, Kosher, FG |
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organoleptics :
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| odor type : | acidic |
| odor strength : | high , recommend smelling in a 0.10 % solution or less |
odor description : at 0.10 % in propylene glycol. | pungent acidic dairy |
| substantivity : | 8 Hour(s) |
properties :
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| appearence : | colorless to pale yellow clear liquid |
| assay : | 99.00 - 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.99500 @ 25.00 °C.
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| refractive index : | 1.38600 @ 20.00 °C.
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| melting point : | -24.00 - -23.00 °C. @ 760.00 mm Hg
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| boiling point : | 140.00 - 141.00 °C. @ 760.00 mm Hg
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| boiling point : | 70.00 - 71.00 °C. @ 50.00 mm Hg
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| logp : | 0.33 |
| shelf life : | 12.00 month(s) or longer if stored properly. |
| Storage : | refrigerate in tightly sealed containers. |
safety :
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| Oral Toxicity(LD50) : |
Oral-Rat 2600.00 mg/kg
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| Dermal Toxicity(LD50) : |
Skin-Rabbit 500.00 ul/kg
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| flash point ( Deg. F. ) : | 129.00 °F. TCC ( 53.89 °C. )
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| recommendation for propionic acid usage levels up to : | | | not for fragrance use.
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safety links :
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| (EINECS) number : | 201-176-3 |
| rtecs : | UE5950000 for 79-09-4 |
| chemidplus : | 000079094 |
| epa-srs : | 79-09-4 |
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| EPI System : | Click here |
other :
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references :
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| jecfa number : | 84 |
| fl. number : | 08.003 |
| pubchem : | 149548 |
| NIST Chemistry WebBook : | 1572918394 |
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