2,3-dimethyl maleic anhydride
pyrocinchonic anhydride
Identification
| Name | 2,3-dimethyl maleic anhydride |
| IUPAC | 3,4-dimethylfuran-2,5-dione |
| CAS Number | 766-39-2 |
| EINECS | 212-165-8 |
| FDA UNII | 6PP3N541QA |
| Molecular Formula | C6 H6 O3 |
| Molecular Weight | 126.11142000 |
| MDL Number | MFCD00005523 |
| Nikkaji Number | J36.810E |
| Beilstein | 0112044 |
Regulatory
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Melting Point | 96.00 °C. @ 760.00 mm Hg |
| Boiling Point | 223.00 °C. @ 760.00 mm Hg, 119.00 °C. @ 20.00 mm Hg |
| Vapor Pressure | 0.099000 mmHg @ 25.00 °C. (est) |
| Flash Point | 204.00 °F. TCC ( 95.60 °C. ) (est) |
| logP (o/w) | 0.183 (est) |
| Soluble in | water, 458.7 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| 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 | natural substances and extractives |
| Recommendation for 2,3-dimethyl maleic anhydride usage levels up to | not for fragrance use. |
| Recommendation for 2,3-dimethyl maleic anhydride flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
pyro
cinchonic anhydride
2,5-
dihydro-3,4-dimethylfuran-2,5-dione
3,4-
dimethyl-2,5-dihydrofuran-2,5-dione
3,4-
dimethyl-2,5-furandione
3,4-
dimethylfuran-2,5-dione
dimethylmaleic acid anhydride
2,3-
dimethylmaleic anhydride
alpha,beta-
dimethylmaleic anhydride
2,3-
dimethylmaleicanhydride
2,5-
furandione, 3,4-dimethyl-
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