Name | 5,7-dihydroxy-4-methyl-3H-2-benzofuran-1-one |
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Synonyms |
5,7-dihydroxy-4-methyl-3H-isobenzofuran-1-one
5,7-dihydroxy-4-methylphthalide 4-Methyl-5,7-dihydroxyisobenzofuran-1(3H)-one 5,7-Dihydroxy-4-methyl-2-benzofuran-1(3H)-one 1(3H)-Isobenzofuranone,5,7-dihydroxy-4-methyl 1(3H)-Isobenzofuranone, 5,7-dihydroxy-4-methyl- |
Density | 1.5±0.1 g/cm3 |
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Boiling Point | 486.0±44.0 °C at 760 mmHg |
Molecular Formula | C9H8O4 |
Molecular Weight | 180.157 |
Flash Point | 206.9±21.9 °C |
Exact Mass | 180.042252 |
PSA | 66.76000 |
LogP | 1.17 |
Vapour Pressure | 0.0±1.3 mmHg at 25°C |
Index of Refraction | 1.663 |
HS Code | 2932209090 |
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~24% 27979-57-3 |
Literature: Auricchio, Sergio; Ricca, Aldo; de Pava, Orso Vajna Journal of Organic Chemistry, 1983 , vol. 48, # 4 p. 602 - 604 |
~93% 27979-57-3 |
Literature: Zuo, Li; Yao, Shanyan; Wang, Wei; Duan, Wenhu Tetrahedron Letters, 2008 , vol. 49, # 25 p. 4054 - 4056 |
~80% 27979-57-3 |
Literature: Watanabe; Tsukazaki; Hamada; Iwao; Furukawa Chemical and Pharmaceutical Bulletin, 1989 , vol. 37, # 11 p. 2948 - 2951 |
Precursor 3 | |
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DownStream 0 |
HS Code | 2932209090 |
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Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |