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2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one

更新时间:2024-01-09 10:22:01

2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one结构式
2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one结构式
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常用名 2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one 英文名 2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one
CAS号 3566-99-2 分子量 286.27900
密度 1.327g/cm3 沸点 489.8ºC at 760 mmHg
分子式 C16H14O5 熔点 N/A
MSDS N/A 闪点 185.2ºC

 名称

英文名 5-hydroxy-8,10-dimethoxy-2-methylbenzo[h]chromen-4-one
英文别名 更多

 物理化学性质

密度 1.327g/cm3
沸点 489.8ºC at 760 mmHg
分子式 C16H14O5
分子量 286.27900
闪点 185.2ºC
精确质量 286.08400
PSA 68.90000
LogP 2.97740
折射率 1.638

 安全信息

海关编码 2914509090

 合成线路

~63%

2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one结构式

2-Methyl-5-hydr...

3566-99-2

文献:DiVirgilio, Evan S.; Dugan, Elizabeth C.; Mulrooney, Carol A.; Kozlowski, Marisa C. Organic Letters, 2007 , vol. 9, # 3 p. 385 - 388

~%

2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one结构式

2-Methyl-5-hydr...

3566-99-2

文献:Kozlowski, Marisa C.; Dugan, Elizabeth C.; DiVirgilio, Evan S.; Maksimenka, Katja; Bringmann, Gerhard Advanced Synthesis and Catalysis, 2007 , vol. 349, # 4-5 p. 583 - 594

~%

2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one结构式

2-Methyl-5-hydr...

3566-99-2

文献:Kozlowski, Marisa C.; Dugan, Elizabeth C.; DiVirgilio, Evan S.; Maksimenka, Katja; Bringmann, Gerhard Advanced Synthesis and Catalysis, 2007 , vol. 349, # 4-5 p. 583 - 594

~%

2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one结构式

2-Methyl-5-hydr...

3566-99-2

文献:Kozlowski, Marisa C.; Dugan, Elizabeth C.; DiVirgilio, Evan S.; Maksimenka, Katja; Bringmann, Gerhard Advanced Synthesis and Catalysis, 2007 , vol. 349, # 4-5 p. 583 - 594

 海关

海关编码 2914509090
中文概述 2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 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 HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 英文别名

1-Methyl-4-oxo-5-hydroxy-8,10-dimethoxy-4H-naphtho<1.2-b>pyran
flavasperone
Flavasperon
Flavosperon
Asperxanthon