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| CAS号 : | 1072-67-9 |
精确质量 : | 98.04800 |
| 分子式 : | C4H6N2O |
logP : | 1.14640 |
| 分子量 : | 98.10320 |
PSA : | 52.05000 |
3-氨基-5-甲基异唑 | |
3-Amino-5-methylisoxazole | |
1072-67-9 | |
C4H6N2O | |
98.10320 | |
52.05000 | |
1.14640 | |
98.04800 |
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略黄色片
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1.524
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Stable under normal temperatures and pressures.
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96.5ºC
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0.0487mmHg at 25°C
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Refrigerator
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59-61 °C(lit.)
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1.167 g/cm3
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soluble
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235.9ºC at 760 mmHg
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29349990
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3
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R11; R36/37/38; R5
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S22-S24/25-S47-S37/39-S26-S16-S26/37/39/47
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F
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29349990. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff:6.5% |
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由5-甲基异噁唑-3-甲酰胺降解而得。先将定量的氯于23℃以下通入1.02倍氢氧化钠溶液中,得到次氯酸钠溶液。将5-甲基异噁唑-3-甲酰胺于20-25℃加入次氯酸钠中,反应2h。反应液用氢氧化钠溶液调节碱浓度为5.6%,然后按1.5L/min流速,通过176℃,内压0.75MPa左右的管道。流出液用氯仿萃取,合并萃取液,回收氯仿,残留物冷却,得3-氨基-5-甲基异噁唑。 | |
医药中间体。用于生产磺胺类药。 |