基本信息
| 小额信贷 | CH3NH2 |
|---|---|
| 化学文摘社编号. | 74-89-5 |
| 其他的名字 | MMA |
| 出生地 | Henan China (Mainland) |
| 纯洁的 | 99.9% |
| 牌子的名字 | anyang tianzheng |
| 分类 | 高纯度的试剂 |
methylamine99.9%,Under normal atmospheric pressure is a colorless gas.General pressurized into liquid storage and transportation. Used in pharmaceutical, pesticide, N - methyl pyrrole, surfactants, etc Methylamine other names monomethylamine MMA CAS number74-89-5RTECS numberPF6300000PropertiesMolecular formulaCH5NMolar mass31.06 g mol−1AppearanceColorless GasDensityd40.699 (−10.8 °C) / 0.902 g/cm³, 40w/w% in waterMelting point−94 °C (179.15 K)Boiling point−6 °C (267.2 K)Solubility in water108 g/100 mL (20 °C)Acidity (pKa)10.64 (value for protonated amine, pKaH)Basicity (pKb)3.36Viscosity0.23 cP at 0 °CStructureMolecular shapetetrahedralDipole moment1.31 D (gas)
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