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: (E,4Z)-4-(methoxycarbonylmethylidene)pent-2-enedioic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

81158-26-1

81158-26-1 structure

81158-26-1 structure

Name: (E,4Z)-4-(methoxycarbonylmethylidene)pent-2-enedioic acid
Chemical Name: 4-(2-methoxy-2-oxoethylidene)pent-2-enedioic acid
CAS Number: 81158-26-1
Molecular Formula: C₈H₈O₆
Molecular Weight: 200.14600
Create Date: 2016-05-10 06:03:37
Modify Date: 2025-09-28 09:53:38

Names
Properties

Name	4-(2-methoxy-2-oxoethylidene)pent-2-enedioic acid
Synonyms	Buta-1,3-dien-1c,2,4c-tricarbonsaeure-1-methylester Buta-1,3-dien-1c,2,4c-tricarbonsaeure cis,cis-Butadiene-1,2,4-tricarboxylate 3-carboxy-cis,cis-muconic acid 1-methyl cis,cis-3-carboxymuconate buta-1,3-diene-1c,2,4c-tricarboxylic acid buta-1,3-diene-1c,2,4c-tricarboxylic acid-1-methyl ester

Density	1.426g/cm3
Boiling Point	403.6ºC at 760 mmHg
Molecular Formula	C₈H₈O₆
Molecular Weight	200.14600
Flash Point	166.3ºC
Exact Mass	200.03200
PSA	100.90000
Index of Refraction	1.539

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