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-Butenoic acid, 4-[ (aminocarbonyl)amino]-4-oxo-, butyl ester, (Z)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

140-98-7

140-98-7 structure

140-98-7 structure

Name: 2-Butenoic acid, 4-[ (aminocarbonyl)amino]-4-oxo-, butyl ester, (Z)-
Chemical Name: N-Carbamoylmaleamic acid, butyl ester
CAS Number: 140-98-7
Molecular Formula: C₉H₁₄N₂O₄
Molecular Weight: 214.21800
Create Date: 2017-05-20 23:11:01
Modify Date: 2025-09-13 21:42:49

Name	N-Carbamoylmaleamic acid, butyl ester
Synonyms	N-Carbamoyl-maleinamidsaeure-allylester N-carbamoyl-maleamic acid butyl ester N-Carbamoyl-maleinsaeure-allylester-amid N-Carbamoyl-maleinamidsaeure-butylester N-Carbamoyl-maleinamidsaeure-aethylester N-Carbamoyl-maleinsaeure-ethylester-amid maleic acid allyl ester ureide N-carbamoyl-maleamic acid ethyl ester allyl maleurate Maleinsaeure-aethylester-ureid Maleinsaeure-allylester-ureid Maleinsaeure-butylester-ureid butyl maleurate N-Carbamoyl-maleinsaeure-butylester-amid

Density	1.184g/cm3
Molecular Formula	C₉H₁₄N₂O₄
Molecular Weight	214.21800
Exact Mass	214.09500
PSA	98.49000
LogP	1.17200
Index of Refraction	1.495

HS Code	2924199090

Precursor 2
3345-50-4 71-36-3
DownStream 1
624-48-6

HS Code	2924199090
Summary	2924199090. other acyclic amides (including acyclic 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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