| CAS Number | 149-73-5 |
| Catalog Description | Trimethyl orthoformate, 99% |
| Synonym | Methyl orthoformate |
| Synonym | Orthoformic acid trimethyl ester |
| Synonym | Trimethoxymethane |
| MDL Number | MFCD00008483 |
| Linear formula | CH(OCH3)3 |
| Master Molecular formula | C4H10O3 |
| Melting point in C | -57° |
| Boiling point in C | 101-102° |
| Flash point in C | 9° |
| Flash point in F | 48° |
| Density | 0.968 |
| Refractive Index | 1.379 |
| Merck Number | 14,6884 |
| Beilstein | 969215 |
| Sensitivity | Moisture Sensitive |
| EC Number | 205-745-7 |
| Shipping | Hazardous for shipping |
| CAS Number | 149-73-5 |
| UN# | UN3272 |
| Haz Class | 3 |
| Packing Group | II |
| Signal Word | Danger |
| Pictogram code 1 |
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| Pictogram code 2 |
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| H Phrases | H225-H315-H319-H335 |
| P Phrases | P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A |
| TSCA | Yes |
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