2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy-

Modify Date: 2024-01-08 16:59:53

2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- Structure
2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- structure
Common Name 2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy-
CAS Number 35582-80-0 Molecular Weight 314.33300
Density 1.208g/cm3 Boiling Point 431.6ºC at 760 mmHg
Molecular Formula C18H18O5 Melting Point N/A
MSDS N/A Flash Point 189.9ºC

 Names

Name 4-(3,4-dimethoxyphenyl)-7-methoxy-3,4-dihydrochromen-2-one

 Chemical & Physical Properties

Density 1.208g/cm3
Boiling Point 431.6ºC at 760 mmHg
Molecular Formula C18H18O5
Molecular Weight 314.33300
Flash Point 189.9ºC
Exact Mass 314.11500
PSA 53.99000
LogP 3.15340
Index of Refraction 1.564

 Safety Information

HS Code 2932209090

 Synthetic Route

~76%

2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- Structure

2H-1-Benzopyran...

CAS#:35582-80-0

Literature: Shukla, Manojkumar R.; Patil, Prashant N.; Wadgaonkar, Prakash P.; Joshi, Prafulla N.; Salunkhe, Manikrao M. Synthetic Communications, 2000 , vol. 30, # 1 p. 39 - 42

~78%

2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- Structure

2H-1-Benzopyran...

CAS#:35582-80-0

Literature: Shukla; Padiya; Patil; Salunkhe Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1999 , vol. 38, # 3 p. 372 - 375

~%

2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- Structure

2H-1-Benzopyran...

CAS#:35582-80-0

Literature: Appel et al. Journal of the Chemical Society, 1937 , p. 738,742

~%

2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- Structure

2H-1-Benzopyran...

CAS#:35582-80-0

Literature: Appel et al. Journal of the Chemical Society, 1937 , p. 738,742

~%

2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- Structure

2H-1-Benzopyran...

CAS#:35582-80-0

Literature: Appel et al. Journal of the Chemical Society, 1937 , p. 738,742

~%

2H-1-Benzopyran-2-one,4-(3,4-dimethoxyphenyl)-3,4-dihydro-7-methoxy- Structure

2H-1-Benzopyran...

CAS#:35582-80-0

Literature: Appel et al. Journal of the Chemical Society, 1937 , p. 738,742

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%