Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4-Pentadien-2-one,1-bromo-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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20207-57-2

20207-57-2 structure

20207-57-2 structure

Name: 3,4-Pentadien-2-one,1-bromo-
Chemical Name: 1-Bromo-3,4-pentadien-2-one
CAS Number: 20207-57-2
Molecular Formula: C₅H₅BrO
Molecular Weight: 160.997
Create Date: 2021-09-10 17:10:18
Modify Date: 2025-09-11 12:57:55

Names
Properties

Name	1-Bromo-3,4-pentadien-2-one
Synonyms	3,4-Pentadien-2-one, 1-bromo- 1-Bromo-3,4-pentadien-2-one

Density	1.4±0.1 g/cm3
Boiling Point	191.5±10.0 °C at 760 mmHg
Molecular Formula	C₅H₅BrO
Molecular Weight	160.997
Flash Point	89.1±6.3 °C
Exact Mass	159.952377
LogP	0.87
Vapour Pressure	0.5±0.4 mmHg at 25°C
Index of Refraction	1.480

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