7-Bromo-4-hydroxy-2H-chromen-2-one

Modify Date: 2024-01-09 15:10:00

7-Bromo-4-hydroxy-2H-chromen-2-one Structure
7-Bromo-4-hydroxy-2H-chromen-2-one structure
Common Name 7-Bromo-4-hydroxy-2H-chromen-2-one
CAS Number 18735-82-5 Molecular Weight 241.03800
Density N/A Boiling Point N/A
Molecular Formula C9H5BrO3 Melting Point N/A
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 7-bromo-4-hydroxychromen-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C9H5BrO3
Molecular Weight 241.03800
Exact Mass 239.94200
PSA 50.44000
LogP 2.26110

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H319
Precautionary Statements P305 + P351 + P338
RIDADR NONH for all modes of transport
HS Code 2932209090

 Synthetic Route

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7-Bromo-4-hydroxy-2H-chromen-2-one Structure

7-Bromo-4-hydro...

CAS#:18735-82-5

Literature: Grimm, Erich L.; Ducharme, Yves; Frenette, Richard; Friesen, Richard; Gagnon, Marc; Juteau, Helene; Laliberte, Sebastien; MacKay, Bruce; Gareau, Yves Patent: US2008/188521 A1, 2008 ; Location in patent: Page/Page column 12 ;

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7-Bromo-4-hydroxy-2H-chromen-2-one Structure

7-Bromo-4-hydro...

CAS#:18735-82-5

Literature: SMITHKLINE BEECHAM CORPORATION Patent: WO2004/10995 A1, 2004 ; Location in patent: Page/Page column 40-41 ; WO 2004/010995 A1

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7-Bromo-4-hydroxy-2H-chromen-2-one Structure

7-Bromo-4-hydro...

CAS#:18735-82-5

Literature: Payne, Sara L.; Rodriguez-Aristegui, Sonsoles; Bardos, Julia; Cano, Celine; Golding, Bernard T.; Hardcastle, Ian R.; Peacock, Marcus; Parveen, Nahida; Griffin, Roger J. Bioorganic and Medicinal Chemistry Letters, 2010 , vol. 20, # 12 p. 3649 - 3653

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7-Bromo-4-hydroxy-2H-chromen-2-one Structure

7-Bromo-4-hydro...

CAS#:18735-82-5

Literature: MERCK FROSST CANADA LTD. Patent: WO2006/99735 A1, 2006 ; Location in patent: Page/Page column 29 ;

 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

4-hydroxy-6-bromocoumarin
7-bromo-4-hydroxy-chromen-2-one
7-bromo-4-hydroxy-2H-chromen-2-one
7-Bromo-4-hydroxy-2H-1-benzopyran-2-one
7-Bromo-4-hydroxycoumarin