甲膦酸二甲酯（CAS 756-79-6）：分子式 C3H9O3P、分子量 124.08。
| CAS号 | 756-79-6 |
|---|---|
| 分子式 | C3H9O3P |
| 分子量 | 124.08 |
| 熔点 | <50 °C |
| 沸点 | 358 °F at 760 mmHg (NTP, 1992) |
| LogP | -0.7 |
甲膦酸二甲酯 是一种化工化合物，登记 CAS 号为 756-79-6，分子式 C3H9O3P（分子量 124.08）。
登记 CAS 号：756-79-6
其分子式 C3H9O3P 由 3 个碳、9 个氢、3 个氧、1 个磷 组成。
别名/同义词：甲膦酸二甲酯 · Dimethyl methanephosphonate · Dimethyl Methyl Phosphonate
甲膦酸二甲酯 的 CAS 登记号为 756-79-6。
分子式 C3H9O3P，分子量 124.08。
别名/同义词：甲膦酸二甲酯、Dimethyl methanephosphonate、Dimethyl Methyl Phosphonate。
甲膦酸二甲酯（CAS 756-79-6）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 756-79-6 |
|---|---|
| PubChem CID | 12958 |
| Molecular formula | C3H9O3P |
| IUPAC name | [methoxy(methyl)phosphoryl]oxymethane |
| UNII (FDA) | 20Z996230U |
| Molecular Weight | 124.08 |
|---|---|
| XLogP3 | -0.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Exact Mass | 124.02893114 |
| Monoisotopic Mass | 124.02893114 |
| Topological Polar Surface Area | 35.5 |
| Heavy Atom Count | 7 |
| Boiling Point | 358 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 181 °C; 79.5 °C at 20 mm Hg |
| Boiling Point | 181 °C @760 [mm Hg] |
| Melting Point | <50 °C |
| Flash Point | 110 °F (NTP, 1992) |
| Density | 1.1507 g/cu cm at 20 °C |
| Density | 1.168 @ 20°C |
| Vapor Pressure | 1.2 mmHg at 77 °F (NTP, 1992) |
| Vapor Pressure | 1.2 [mmHg] |
| Vapor Pressure | 0.962 mm Hg at 25 °C |
DIMETHYL METHYLPHOSPHONATE; 756-79-6; DMMP; Fyrol DMMP; Pyrol dmmp; Dimethylmethylphosphonate; Dimethyl methanephosphonate; Phosphonic acid, methyl-, dimethyl ester; Dimethoxymethylphosphine oxide; NCI-C54762; Methanephosphonic acid dimethyl ester; Methyl phosphonic acid, dimethyl ester; DTXSID0020494; Phosphonic acid, methyl-,dimethyl ester; NSC-62240; DTXCID40494
| Reported hazard statements | H226 (15.3%), H318 (41.2%), H319 (57.6%), H332 (16%), H340 (82.4%), H361 (10.7%), H227, H351 |
|---|
H226 (15.3%): Flammable liquid and vapor [Warning Flammable liquids]
H318 (41.2%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
Dimethyl Methyl Phosphonate · CAS 756-79-6 · C3H9O3P. UNII 20Z996230U. Boiling Point: 358 °F at 760 mmHg (NTP, 1992); Boiling Point: 181 °C; 79.5 °C at 20 mm Hg; Boiling Point: 181 °C @760 [mm Hg].
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Dimethyl methanephosphonate