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: 2-Butenoicacid,4-(1-ethyl-1H-pyrrol-2-yl)-2-hydroxy-4-oxo-(9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

251923-31-6

251923-31-6 structure

251923-31-6 structure

Name: 2-Butenoicacid,4-(1-ethyl-1H-pyrrol-2-yl)-2-hydroxy-4-oxo-(9CI)
Chemical Name: (2E)-4-(1-Ethyl-1H-pyrrol-2-yl)-2-hydroxy-4-oxo-2-butenoic acid
CAS Number: 251923-31-6
Molecular Formula: C₁₀H₁₁NO₄
Molecular Weight: 209.199
Create Date: 2021-09-11 08:53:02
Modify Date: 2025-08-25 15:19:30

Names
Properties

Name	(2E)-4-(1-Ethyl-1H-pyrrol-2-yl)-2-hydroxy-4-oxo-2-butenoic acid
Synonyms	2-Butenoic acid, 4-(1-ethyl-1H-pyrrol-2-yl)-2-hydroxy-4-oxo-, (2E)- (2E)-4-(1-Ethyl-1H-pyrrol-2-yl)-2-hydroxy-4-oxo-2-butenoic acid

Density	1.3±0.1 g/cm3
Boiling Point	398.4±42.0 °C at 760 mmHg
Molecular Formula	C₁₀H₁₁NO₄
Molecular Weight	209.199
Flash Point	194.8±27.9 °C
Exact Mass	209.068802
LogP	0.47
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.562

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