propionic anhydride
propanoic acid, anhydride
Identification
| Name | propionic anhydride |
| IUPAC | propanoyl propanoate |
| CAS Number | 123-62-6 |
| EINECS | 204-638-2 |
| FDA UNII | E3A2VV18E6 |
| Molecular Formula | C6 H10 O3 |
| Molecular Weight | 130.14330000 |
| MDL Number | MFCD00009303 |
| Nikkaji Number | J5.542E |
| Beilstein | 0507066 |
Regulatory
| DG SANTE Food Contact Materials | propionic anhydride |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Boiling Point | 167.00 to 168.00 °C. @ 760.00 mm Hg, 89.00 to 90.00 °C. @ 50.00 mm Hg |
| Soluble in | water, 4.143e+004 mg/L @ 25 °C (est) |
Organoleptic Properties
| Odor Description | like acetaldehyde |
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | oral-rat LD50 2360 mg/kg |
| Dermal Toxicity | skin-guinea pig LD50 1 mL/kg |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | indirect food additives: adhesives and components of coatings |
| Recommendation for propionic anhydride usage levels up to | not for fragrance use. |
| Recommendation for propionic anhydride flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
methylacetic anhydride
propanoic acid, 1,1'-anhydride
propanoic acid, anhydride
propanoyl propanoate
propionyl oxide
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