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4054-90-4

4054-90-4结构式
4054-90-4结构式

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英文名 5,5-dimethyl-6-methylideneoxan-2-one
英文别名 5,5-dimethyl-6-methylenetetrahydropropan-2-one
5,5-Dimethyl-6-methylen-tetrahydro-pyran-2-on
5,5-dimethyl-6-methylene-tetrahydro-pyran-2-one
2H-Pyran-2-one,tetrahydro-5,5-dimethyl-6-methylene
分子式 C8H12O2
分子量 140.18000
精确质量 140.08400
PSA 26.30000
LogP 1.86330
海关编码 2932999099

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4054-90-4结构式

4054-90-4

文献:Lewina et al. Doklady Akademii Nauk SSSR, 1956 , vol. 106, p. 279,282 Doklady Chemistry, 106 - 111 <1956> 51, 53 Full Text Show Details Schuscherina et al. Vestnik Moskovskogo Universiteta, 1957 , vol. 12, # 6 p. 173,182 Zhurnal Obshchei Khimii, 1959 , vol. 29, p. 398,401; engl. Ausg. S. 401
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海关编码 2932999099
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%