Shanghai Nianxing Industrial Co., Ltd
China
Product Name: N-(4-HYDROXYPHENYL)-MALEAMIC ACID
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: N-(4-hydroxyphenyl)-Maleamic acid
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

143629-26-9

143629-26-9 structure

143629-26-9 structure

Name: N-(4-hydroxyphenyl)-Maleamic acid
Chemical Name: 4-(4-hydroxyanilino)-4-oxobut-2-enoic acid
CAS Number: 143629-26-9
Molecular Formula: C₁₀H₉NO₄
Molecular Weight: 207.18300
Create Date: 2018-12-24 14:52:27
Modify Date: 2025-09-02 17:04:41

Name	4-(4-hydroxyanilino)-4-oxobut-2-enoic acid
Synonyms	4'-hydroxy maleianilic acid 4'-hydroxymaleanilic acid

Molecular Formula	C₁₀H₉NO₄
Molecular Weight	207.18300
Exact Mass	207.05300
PSA	86.63000
LogP	1.04450

HS Code	2924299090

108-31-6 structure

108-31-6

123-30-8 structure

123-30-8

~99%

143629-26-9 structure

143629-26-9

Literature: Trujillo-Ferrara; Correa-Basurto, Jose; Espinosa, Judith; Garcia, Jazmin; Martinez, Francisco; Miranda, Rene Synthetic Communications, 2005 , vol. 35, # 15 p. 2017 - 2023

Precursor 2
108-31-6 123-30-8
DownStream 2
7300-91-6 6637-46-3

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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