Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 7-Bromo-4-chromanone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

18442-22-3

18442-22-3 structure

Name: 7-Bromochroman-4-one
Chemical Name: 7-bromo-2,3-dihydrochromen-4-one
CAS Number: 18442-22-3
Molecular Formula: C₉H₇BrO₂
Molecular Weight: 227.055
Create Date: 2018-08-02 16:08:57
Modify Date: 2025-08-25 00:09:42

Name	7-bromo-2,3-dihydrochromen-4-one
Synonyms	7-bromo-2,3-dihydro-1-benzopyran-4-one 4H-1-Benzopyran-4-one,7-bromo-2,3-dihydro 6-Bromo-2,3-dihydro-4H-chromen-4-one (rac)-7-bromochroman-4-one 4H-1-Benzopyran-4-one, 6-bromo-2,3-dihydro- 7-Bromo-2,3-dihydro-4H-chromen-4-one 4H-1-Benzopyran-4-one, 7-bromo-2,3-dihydro- 7-bromochroman-4-one 7-bromo-3,4-dihydro-2H-1-benzopyran-4-one 7-BROMO-4-CHROMANONE 6-Bromo-2,3-dihydro-4H-chromen-4-one 6-Bromo-4-chromanone

Density	1.6±0.1 g/cm3
Boiling Point	336.6±42.0 °C at 760 mmHg
Molecular Formula	C₉H₇BrO₂
Molecular Weight	227.055
Flash Point	157.4±27.9 °C
Exact Mass	225.962936
PSA	26.30000
LogP	2.88
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.599

Hazard Codes	Xi
HS Code	2932999099

168759-60-2

~78%

18442-22-3

Literature: GILEAD SCIENCES, INC.; BACON, Elizabeth, M.; COTTELL, Jeromy, J.; KATANA, Ashley, Anne; KATO, Darryl; KRYGOWSKI, Evan, S.; LINK, John, O.; TAYLOR, James; TRAN, Chinh, Viet; TREJO MARTIN, Teresa, Alejandra; YANG, Zheng-Yu; ZIPFEL, Sheila Patent: WO2012/68234 A2, 2012 ; Location in patent: Page/Page column 629; 630 ;

491-37-2

~74%

18442-22-3

Literature: Baylor University Patent: US2009/76076 A1, 2009 ; Location in patent: Page/Page column 24-25 ; US 20090076076 A1

18386-03-3

18442-22-3

Literature: US2002/82264 A1, ;

890840-78-5

~12%

18442-22-3

Literature: Gomtsyan, Arthur; Bayburt, Erol K.; Schmidt, Robert G.; Lee, Chih-Hung; Brown, Brian S.; Jinkerson, Tammie K.; Koenig, John R.; Daanen, Jerome F.; Latshaw, Steven P. Patent: US2006/128689 A1, 2006 ; Location in patent: Page/Page column 43 ;

30186-18-6

18442-22-3

Literature: WO2012/68234 A2, ;

945724-02-7

18442-22-3

Literature: WO2012/68234 A2, ;

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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