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| CAS号 : | 108-55-4 |
精确质量 : | 114.03200 |
| 分子式 : | C5H6O3 |
logP : | 0.24010 |
| 分子量 : | 114.09900 |
PSA : | 43.37000 |
戊二酸酐 | |
oxane-2,6-dione | |
108-55-4 | |
C5H6O3 | |
114.09900 | |
43.37000 | |
0.24010 | |
114.03200 |
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1.463
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米色至淡棕色结晶粉末
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>230 °F
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150 °C10 mm Hg(lit.)
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50-55 °C(lit.)
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hydrolysis
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1,411 g/cm3
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0.00255mmHg at 25°C
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May decompose on exposure to moist air or water.
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2-8ºC
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GHS05, GHS07 | |
危险 | |
H302 + H312; H315; H318; H335 | |
P261; P280; P305 + P351 + P338 | |
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MA3850000
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3
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S26-S36/39-S36/37/39
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2917190090
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Xn
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R21/22; R36/37/38
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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暂时无法加载合成路线，请稍后刷新重试 |
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<p>1.用脱水剂如乙肝等加热使戊二酸脱水制取。①由γ-丁内酯制备 将γ-丁内酯和氰化钾加入反应釜,搅拌下加热升温至190-195℃,反应2h,生成氰基丁酸钾。</p> | |
<p>主要用于生产和制取橡胶、塑料、树脂、医药等，用于合成化工、医药原料、生物制药的中间体。</p> |
