1H-2-苯并吡喃-7-羧基LIC酸,5-氯-3,4-二氢-8-羟基-3-甲基-1-氧代

更新时间：2025-08-31 18:29:59

1H-2-苯并吡喃-7-羧基LIC酸,5-氯-3,4-二氢-8-羟基-3-甲基-1-氧代结构式	常用名	1H-2-苯并吡喃-7-羧基LIC酸,5-氯-3,4-二氢-8-羟基-3-甲基-1-氧代	英文名	5-chloro-3,4-dihydro-8-hydroxy-3-methyl-1h-2-benzopyran-1-one-7-carboxylic acid
	CAS号	16281-39-3	分子量	256.63900
	密度	1.539g/cm3	沸点	521.4ºC at 760mmHg
	分子式	C₁₁H₉ClO₅	熔点	N/A
	MSDS	N/A	闪点	269.2ºC

中文名	1H-2-苯并吡喃-7-羧基LIC酸,5-氯-3,4-二氢-8-羟基-3-甲基-1-氧代
英文名	5-chloro-3,4-dihydro-8-hydroxy-3-methyl-1h-2-benzopyran-1-one-7-carboxylic acid
英文别名	更多

密度	1.539g/cm3
沸点	521.4ºC at 760mmHg
分子式	C₁₁H₉ClO₅
分子量	256.63900
闪点	269.2ºC
精确质量	256.01400
PSA	83.83000
LogP	1.84520
蒸汽压	1.06E-11mmHg at 25°C
折射率	1.62

海关编码	2932999099

3,4-Dihydro-8-h...

83769-04-4

~55%

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Cramer, Benedikt; Harrer, Henning; Nakamura, Kazuhiko; Uemura, Daisuke; Humpf, Hans-Ulrich Bioorganic and Medicinal Chemistry, 2010 , vol. 18, # 1 p. 343 - 347

乙醛

75-07-0

二异丙胺基锂

4111-54-0

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Iowa State University Research Foundation, Inc. Patent: US4346039 A1, 1982 ;

未登录

98361-02-5

~47%

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Sibi,M.P.; Chattopadhyay,S.; Dankwardt,J. Journal of the American Chemical Society, 1985 , vol. 107, p. 6312

O-4-chloropheny...

85630-20-2

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Sibi,M.P.; Chattopadhyay,S.; Dankwardt,J. Journal of the American Chemical Society, 1985 , vol. 107, p. 6312

未登录

98360-96-4

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Sibi,M.P.; Chattopadhyay,S.; Dankwardt,J. Journal of the American Chemical Society, 1985 , vol. 107, p. 6312

ethyl 5-chloro-...

54870-23-4

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Bouisseau, Anais; Roland, Aurelie; Reillon, Florence; Schneider, Remi; Cavelier, Florine Organic Letters, 2013 , vol. 15, # 15 p. 3888 - 3890

ethyl 8-hydroxy...

952023-80-2

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Bouisseau, Anais; Roland, Aurelie; Reillon, Florence; Schneider, Remi; Cavelier, Florine Organic Letters, 2013 , vol. 15, # 15 p. 3888 - 3890

5-Chloro-3,4-di...

344348-28-3

1H-2-苯并吡喃-7-羧基L...

16281-39-3

文献：Gabriele, Bartolo; Attya, Mohamed; Fazio, Alessia; Di Donna, Leonardo; Plastina, Pierluigi; Sindona, Giovanni Synthesis, 2009 , # 11 art. no. Z01909SS, p. 1815 - 1820

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%