Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5,7-difluorochroman-4-one
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5,7-DIFLUOROCHROMAN-4-ONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 5,7-difluorochroman-4-one
Price: ￥Inquiry/100mg ￥Inquiry/10g ￥Inquiry/1g ￥Inquiry/250mg
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 5,7-difluorochroman-4-one
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

844648-22-2

844648-22-2 structure

844648-22-2 structure

Name: 5,7-difluorochroman-4-one
Chemical Name: 5,7-Difluorochroman-4-one
CAS Number: 844648-22-2
Molecular Formula: C₉H₆F₂O₂
Molecular Weight: 184.139
Create Date: 2018-11-26 20:41:39
Modify Date: 2025-08-25 15:39:48

Name	5,7-Difluorochroman-4-one
Synonyms	5,7-difluoro-2,3-dihydrochromen-4-one 5,7-Difluoro-2,3-dihydro-4H-chromen-4-one 4H-1-Benzopyran-4-one, 5,7-difluoro-2,3-dihydro- 5,7-difluorochroman-4-one

Density	1.4±0.1 g/cm3
Boiling Point	282.9±40.0 °C at 760 mmHg
Molecular Formula	C₉H₆F₂O₂
Molecular Weight	184.139
Flash Point	121.1±22.2 °C
Exact Mass	184.033585
PSA	26.30000
LogP	2.24
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.519

844648-19-7 structure

844648-19-7

~83%

844648-22-2 structure

844648-22-2

Literature: NYCOMED GMBH Patent: WO2008/151927 A2, 2008 ; Location in patent: Page/Page column 61 ;

942195-90-6 structure

942195-90-6

~87%

844648-22-2 structure

844648-22-2

Literature: Pfizer Inc. Patent: US2007/142448 A1, 2007 ; Location in patent: Page/Page column 33 ;

Precursor 2
844648-19-7 942195-90-6
DownStream 0

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