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5-hydroxy-2,2-dimethylchromene-6-carboxylic acid

更新时间:2024-01-20 20:12:01

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式
5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式
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常用名 5-hydroxy-2,2-dimethylchromene-6-carboxylic acid 英文名 5-hydroxy-2,2-dimethylchromene-6-carboxylic acid
CAS号 525-25-7 分子量 220.22100
密度 N/A 沸点 N/A
分子式 C12H12O4 熔点 N/A
MSDS N/A 闪点 N/A

 名称

英文名 5-hydroxy-2,2-dimethylchromene-6-carboxylic acid
英文别名 更多

 物理化学性质

分子式 C12H12O4
分子量 220.22100
精确质量 220.07400
PSA 66.76000
LogP 2.27460

 安全信息

海关编码 2918199090

 合成线路

~95%

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式

5-hydroxy-2,2-d...

525-25-7

文献:Lee, Yong Rok; Kim, Do Hoon Synthesis, 2006 , # 4 p. 603 - 608

~%

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式

5-hydroxy-2,2-d...

525-25-7

文献:Nickl Chemische Berichte, 1959 , vol. 92, p. 1989,1994

~%

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式

5-hydroxy-2,2-d...

525-25-7

文献:Takei et al. Chemische Berichte, 1933 , vol. 66, p. 1826,1828

~%

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式

5-hydroxy-2,2-d...

525-25-7

文献:Nickl Chemische Berichte, 1959 , vol. 92, p. 1989,1994

~%

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式

5-hydroxy-2,2-d...

525-25-7

文献:Nickl Chemische Berichte, 1959 , vol. 92, p. 1989,1994

~%

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式

5-hydroxy-2,2-d...

525-25-7

文献:Burrows et al. Proceedings of the Chemical Society, London, 1959 , p. 150

~%

5-hydroxy-2,2-dimethylchromene-6-carboxylic acid结构式

5-hydroxy-2,2-d...

525-25-7

文献:Stamm et al. Helvetica Chimica Acta, 1958 , vol. 41, p. 2006,2020

 海关

海关编码 2918199090
中文概述 HS: 2918199090. 其他含醇基但不含其他含氧基羧酸(包括其酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
申报要素 品名, 成分含量, 用途
Summary 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 英文别名

2H-1-Benzopyran-6-carboxylic acid,5-hydroxy-2,2-dimethyl
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