Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (E)-4-(4-Bromophenyl)-4-oxo-but-2-enoic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (E)-4-(4-Bromophenyl)-4-oxo-but-2-enoic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20972-38-7

20972-38-7 structure

20972-38-7 structure

Name: (E)-4-(4-Bromophenyl)-4-oxo-but-2-enoic acid
Chemical Name: (E)-4-(4-bromophenyl)-4-oxobut-2-enoic acid
CAS Number: 20972-38-7
Molecular Formula: C₁₀H₇BrO₃
Molecular Weight: 255.06500
Create Date: 2018-10-09 19:18:33
Modify Date: 2025-08-28 10:10:13

Name	(E)-4-(4-bromophenyl)-4-oxobut-2-enoic acid
Synonyms	MFCD00075810

Density	1.61g/cm3
Boiling Point	396.5ºC at 760 mmHg
Molecular Formula	C₁₀H₇BrO₃
Molecular Weight	255.06500
Flash Point	193.6ºC
Exact Mass	253.95800
PSA	54.37000
LogP	2.27260
Vapour Pressure	5.35E-07mmHg at 25°C
Index of Refraction	1.609
Storage condition	Store at room temperature

Hazard Codes	Xi

Precursor 10
99-90-1 298-12-4 108-31-6 108-86-1
135578-10-8 85060-86-2 6000-59-5 67-66-3
35513-39-4 71-43-2
DownStream 7
6340-79-0 30913-86-1 7477-66-9 66548-50-3
50636-57-2 1220109-93-2 53346-62-6

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