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

Modify Date: 2024-01-09 10:22:01

2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one Structure
2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one structure
Common Name 2-Methyl-5-hydroxy-8,10-dimethoxy-4H-naphtho[1,2-b]pyran-4-one
CAS Number 3566-99-2 Molecular Weight 286.27900
Density 1.327g/cm3 Boiling Point 489.8ºC at 760 mmHg
Molecular Formula C16H14O5 Melting Point N/A
MSDS N/A Flash Point 185.2ºC

 Names

Name 5-hydroxy-8,10-dimethoxy-2-methylbenzo[h]chromen-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.327g/cm3
Boiling Point 489.8ºC at 760 mmHg
Molecular Formula C16H14O5
Molecular Weight 286.27900
Flash Point 185.2ºC
Exact Mass 286.08400
PSA 68.90000
LogP 2.97740
Index of Refraction 1.638

 Safety Information

HS Code 2914509090

 Synthetic Route

~63%

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

2-Methyl-5-hydr...

CAS#:3566-99-2

Literature: 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 Structure

2-Methyl-5-hydr...

CAS#:3566-99-2

Literature: 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 Structure

2-Methyl-5-hydr...

CAS#:3566-99-2

Literature: 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 Structure

2-Methyl-5-hydr...

CAS#:3566-99-2

Literature: 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

 Customs

HS Code 2914509090
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%

 Synonyms

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