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2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one

更新时间:2024-01-02 13:53:48

2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one结构式
2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one结构式
委托求购
常用名 2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one 英文名 2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one
CAS号 1022-78-2 分子量 234.20500
密度 N/A 沸点 N/A
分子式 C12H10O5 熔点 N/A
MSDS N/A 闪点 N/A

 名称

英文名 3-acetyl-5,7-dihydroxy-2-methylchromen-4-one
英文别名 更多

 物理化学性质

分子式 C12H10O5
分子量 234.20500
精确质量 234.05300
PSA 87.74000
LogP 1.71520

 安全信息

海关编码 2914400090

 合成线路

~97%

2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one结构式

2-Methyl-3-acet...

1022-78-2

文献:MERCK PATENT GMBH Patent: WO2005/19197 A1, 2005 ; Location in patent: Page/Page column 50; 51 ;

~%

2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one结构式

2-Methyl-3-acet...

1022-78-2

文献:Pandit; Sethna Journal of the Indian Chemical Society, 1950 , vol. 27, p. 1,3

~%

2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one结构式

2-Methyl-3-acet...

1022-78-2

文献:Shinoda Yakugaku Zasshi, 1928 , vol. 48, p. 35 Chem. Zentralbl., 1928 , vol. 99, # II p. 50

~%

2-Methyl-3-acetyl-5,7-dihydroxy-4H-1-benzopyran-4-one结构式

2-Methyl-3-acet...

1022-78-2

文献:Gulati et al. Journal of the Chemical Society, 1934 , p. 1765

 海关

海关编码 2914400090
中文概述 2914400090 其他酮醇及酮醛。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%
申报要素 品名, 成分含量, 用途, 丙酮报明包装
Summary 2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 英文别名

3-acetyl-5,7-dihydroxy-2-methyl-chromen-4-one
4H-1-Benzopyran-4-one,3-acetyl-5,7-dihydroxy-2-methyl
3-acetyl-5,7-dihydroxy-2-methyl-4H-1-benzopyran-4-one
Chromone,3-acetyl-5,7-dihydroxy-2-methyl
2-Methyl-3-acetyl-5,7-dihydroxy-chromon
3-Acetyl-5,7-dihydroxy-2-methyl-chromon