2H-1-Benzopyran-2-one,7,8-bis(acetyloxy)-

Modify Date: 2024-06-19 18:34:09

2H-1-Benzopyran-2-one,7,8-bis(acetyloxy)- Structure
2H-1-Benzopyran-2-one,7,8-bis(acetyloxy)- structure
Common Name 2H-1-Benzopyran-2-one,7,8-bis(acetyloxy)-
CAS Number 21784-71-4 Molecular Weight 262.21500
Density 1.363g/cm3 Boiling Point 445.7ºC at 760mmHg
Molecular Formula C13H10O6 Melting Point N/A
MSDS N/A Flash Point 201.5ºC

 Names

Name (8-acetyloxy-2-oxochromen-7-yl) acetate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.363g/cm3
Boiling Point 445.7ºC at 760mmHg
Molecular Formula C13H10O6
Molecular Weight 262.21500
Flash Point 201.5ºC
Exact Mass 262.04800
PSA 82.81000
LogP 1.64360
Vapour Pressure 3.86E-08mmHg at 25°C
Index of Refraction 1.562

 Safety Information

HS Code 2932209090

 Synthetic Route

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2H-1-Benzopyran-2-one,7,8-bis(acetyloxy)- Structure

2H-1-Benzopyran...

CAS#:21784-71-4

Literature: Gattermann; Koebner Chemische Berichte, 1899 , vol. 32, p. 287

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2H-1-Benzopyran-2-one,7,8-bis(acetyloxy)- Structure

2H-1-Benzopyran...

CAS#:21784-71-4

Literature: Stuenkel Chemische Berichte, 1879 , vol. 12, p. 112

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2H-1-Benzopyran-2-one,7,8-bis(acetyloxy)- Structure

2H-1-Benzopyran...

CAS#:21784-71-4

Literature: Gandini Gazzetta Chimica Italiana, 1940 , vol. 70, p. 611,613

 Customs

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

 Synonyms

Diacetyl-daphnetin
Daphnetindiacetat
7,8-diacetoxy-chromen-2-one
7,8-Diacetoxy-cumarin
7,8-diacetoxy-coumarin
DAPHNETIN DIACETATE
7,8-diacetoxy-4-methylcoumarin