二氢-4,4-二甲氧基-2H-吡喃-3(4H)-酮结构式
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常用名 | 二氢-4,4-二甲氧基-2H-吡喃-3(4H)-酮 | 英文名 | 2H-Pyran-3(4H)-one,dihydro-4,4-dimethoxy-(9CI) |
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CAS号 | 693245-80-6 | 分子量 | 158.152 | |
密度 | 1.2±0.1 g/cm3 | 沸点 | 251.4±40.0 °C at 760 mmHg | |
分子式 | C7H10O4 | 熔点 | N/A | |
MSDS | N/A | 闪点 | 107.2±27.4 °C |
中文名 | 二氢-4,4-二甲氧基-2H-吡喃-3(4H)-酮 |
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英文名 | 4,4-dimethoxyoxan-3-one |
中文别名 | 2H-吡喃-3(4H)-酮,二氢-4,4-二甲氧基-(9CI) |
英文别名 | 更多 |
密度 | 1.2±0.1 g/cm3 |
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沸点 | 251.4±40.0 °C at 760 mmHg |
分子式 | C7H10O4 |
分子量 | 158.152 |
闪点 | 107.2±27.4 °C |
精确质量 | 158.057907 |
PSA | 44.76000 |
LogP | -1.39 |
蒸汽压 | 0.0±0.5 mmHg at 25°C |
折射率 | 1.467 |
海关编码 | 2932999099 |
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~94% 二氢-4,4-二甲氧基-2H-... 693245-80-6 |
文献:MERCK and CO., INC. Patent: WO2005/105092 A2, 2005 ; Location in patent: Page/Page column 26 ; WO 2005/105092 A2 |
~66% 二氢-4,4-二甲氧基-2H-... 693245-80-6 |
文献:MERCK and CO., INC. Patent: WO2005/105092 A2, 2005 ; Location in patent: Page/Page column 27-28 ; WO 2005/105092 A2 |
~% 二氢-4,4-二甲氧基-2H-... 693245-80-6 |
文献:MERCK SHARP and DOHME CORP.; KUDUK, Scott, D.; CHANG, Ronald, K.; GRESHOCK, Thomas, J. Patent: WO2011/25851 A1, 2011 ; WO 2011/025851 A1 |
二氢-4,4-二甲氧基-2H-吡喃-3(4H)-酮上游产品 3 | |
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二氢-4,4-二甲氧基-2H-吡喃-3(4H)-酮下游产品 1 | |
海关编码 | 2932999099 |
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中文概述 | 2932999099. 其他仅含氧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% |
申报要素 | 品名, 成分含量, 用途 |
Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
4,4-dimethoxydihydro-2H-pyran-3-(4H)-one |
4,4-DIMETHOXYTETRAHYDROPYRAN-3-ONE |
2H-Pyran-3(4H)-one, 4,4-dimethoxy- |
4,4-dimethoxytetrahydro-2H-pyran-3-one |
4,4-dimethoxydihydro-2H-pyran-3(H)-one |
4,4-dimethoxy-pyran-3-one |
4,4-Dimethoxy-2H-pyran-3(4H)-one |
4,4-dimethoxy-dihydro-pyran-3-one |
2H-Pyran-3(4H)-one,dihydro-4,4-dimethoxy |
4,4-dimethoxy-5,6-dihydro-2H-pyran-3(4H)-one |
DIHYDRO-4,4-DIMETHOXY-2H-PYRAN-3(4H)-ONE |
2H-Pyran-3(4H)-one,dihydro-4,4-dimethoxy-(9CI) |