1484-73-7

• 常用中文名：6-乙基-7-羟基-4-甲基-2H-苯并吡喃-2-酮
• 常用英文名：6-ethyl-7-hydroxy-4-methyl-2H-chromen-2-one
• CAS号：1484-73-7
• 分子式：C₁₂H₁₂O₃
• 分子量：204.22200
• 发布时间：2018-12-24 17:07:27
• 更新时间：2024-01-08 19:39:41

名称

• 中文名: 6-乙基-7-羟基-4-甲基-2H-色烯-2-酮
• 英文名: 6-ethyl-7-hydroxy-4-methylchromen-2-one
• 英文别名: 6-Ethyl-7-hydroxy-4-methylcumarin; 6-ethyl-7-hydroxy-4-methyl-2H-chromen-2-one; 4-methyl-6-ethyl-7-hydroxy-coumarin; 6-ethyl-7-hydroxy-4-methyl-chromen-2-one; 7-hydroxy-6-ethyl-4-methylcoumarin; 7-Hydroxy-4-methyl-6-ethyl-cumarin; 6-ethyl-7-hydroxy-4-methylcoumarin; 6-Aethyl-7-hydroxy-4-methyl-cumarin

物化性质

• 密度: 1.227g/cm3
• 沸点: 390.5ºC at 760 mmHg
• 熔点: 213 °C
• 分子式: C₁₂H₁₂O₃
• 分子量: 204.22200
• 闪点: 173.5ºC
• 精确质量: 204.07900
• PSA: 50.44000
• LogP: 2.36940
• 蒸汽压: 1.17E-06mmHg at 25°C
• 折射率: 1.587
• 储存条件: 室温

安全

• 海关编码: 2932209090

合成路线

2896-60-8 141-97-9 ~99% 1484-73-7

文献：Zak, Jaroslav; Ron, David; Riva, Elena; Harding, Heather P.; Cross, Benedict C. S.; Baxendale, Ian R. Chemistry - A European Journal, 2012 , vol. 18, # 32 p. 9901 - 9910

109159-90-2 ~% 1484-73-7

文献：Usgaonkar et al. Journal of the Indian Chemical Society, 1953 , vol. 30, p. 535,536

552-41-0 ~% 1484-73-7

文献：Usgaonkar et al. Journal of the Indian Chemical Society, 1953 , vol. 30, p. 535,536

6626-15-9 ~% 1484-73-7

文献：Chakravarti; Chakravarty Journal of the Indian Chemical Society, 1939 , vol. 16, p. 144,147

16555-98-9 ~% 1484-73-7

文献：Limaye; Limaye Rasayanam, 1941 , vol. 1, p. 201,205

60965-25-5 ~% 1484-73-7

文献：Chakravarti; Chakravarty Journal of the Indian Chemical Society, 1939 , vol. 16, p. 144,147

2896-60-8 7664-93-9 141-97-9 ~% 1484-73-7

文献：Chakravarti; Chakravarty Journal of the Indian Chemical Society, 1939 , vol. 16, p. 144,147 Full Text Show Details Desai; Ekhlas Proceedings - Indian Academy of Sciences, Section A, 1938 , # 8 p. 194,199 Full Text Show Details Limaye; Limaye Rasayanam, 1936 , vol. 1, p. 201,204

海关

海关编码	2932209090
中文概述	2932209090. 其他内酯. 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	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%