Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (3-Methylene-2-oxopentyl)phosphonic acid diethyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

54543-03-2

54543-03-2 structure

54543-03-2 structure

Name: (3-Methylene-2-oxopentyl)phosphonic acid diethyl ester
Chemical Name: Diethyl 3-ethyl-2-oxo-3-butenylphosphonate
CAS Number: 54543-03-2
Molecular Formula: C₁₀H₁₉O₄P
Molecular Weight: 234.229
Create Date: 2021-09-10 18:41:32
Modify Date: 2025-08-26 09:06:01

Names
Properties

Name	Diethyl 3-ethyl-2-oxo-3-butenylphosphonate
Synonyms	Phosphonic acid, P-(3-methylene-2-oxopentyl)-, diethyl ester Diethyl (3-methylene-2-oxopentyl)phosphonate Diethyl 3-ethyl-2-oxo-3-butenylphosphonate Phosphonic acid, (3-methylene-2-oxopentyl)-, diethyl ester

Density	1.1±0.1 g/cm3
Boiling Point	317.3±25.0 °C at 760 mmHg
Molecular Formula	C₁₀H₁₉O₄P
Molecular Weight	234.229
Flash Point	159.5±43.5 °C
Exact Mass	234.102097
LogP	1.33
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.437

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