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Entacapone Impurity 4

Entacapone Impurity 4 Structure
Entacapone Impurity 4 structure
CAS No.
1202160-40-4
Chemical Name:
Entacapone Impurity 4
Synonyms
Entacapone Impurity;Entacapone Impurity 4;Entacapone Impurity 25;(E)-2-Cyano-3-(4-hydroxy-3-methoxy-5-nitrophenyl)acrylic acid;2-Propenoic acid, 2-cyano-3-(4-hydroxy-3-methoxy-5-nitrophenyl)-, (2E)-;(2E)?-2-Cyano-?3-?(4-?hydroxy-?3-?methoxy-?5-?nitrophenyl)?-?2-?propenoic Acid
CBNumber:
CB84800437
Molecular Formula:
C11H8N2O6
Molecular Weight:
264.19
MDL Number:
MOL File:
1202160-40-4.mol
Last updated:2023-06-29 08:28:15
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Entacapone Impurity 4 Properties

Melting point 214 °C
Boiling point 457.3±45.0 °C(Predicted)
Density 1.563±0.06 g/cm3(Predicted)
pka 0.51±0.10(Predicted)

Entacapone Impurity 4 price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC C955790 (2E)​-2-Cyano-​3-​(4-​hydroxy-​3-​methoxy-​5-​nitrophenyl)​-​2-​propenoicAcid 1202160-40-4 1mg $165 2021-12-16 Buy
Product number Packaging Price Buy
C955790 1mg $165 Buy

Entacapone Impurity 4 Chemical Properties,Uses,Production

Uses

(2E)?-2-Cyano-?3-?(4-?hydroxy-?3-?methoxy-?5-?nitrophenyl)?-?2-?propenoic Acid (Entacapone Impurity 4) is an impurity of Entacapone, which is an isomer of Entacapone polymorphic form A. Entacapone is a selective and reversible catechol-O-methyltransferase (COMT) inhibitor.

Entacapone Impurity 4 synthesis

6635-20-7
372-09-8
1202160-40-4
Synthesis of Entacapone Impurity 4 from 5-Nitrovanillin and Cyanoacetic acid

Entacapone Impurity 4 Preparation Products And Raw materials

Raw materials

Preparation Products

Entacapone Impurity 4 Suppliers

Global( 13)Suppliers
Supplier Tel Email Country ProdList Advantage
XinYao(Shenzhen) Biological Technology Co., Ltd. 0755-89880280 3004662104@qq.com China 1830 58
Shenzhen ruikai de biotechnology co., ltd. 0755-61348847 17820674378 2682116078@qq.com China 7844 58
Shenzhen Jianyi Biotechnology Co., Ltd 0755-84826604 3001783715@qq.com CHINA 2898 58
Meng Cheng Technology (Shanghai) Co., LTD 400-820-6829 sales@mitachieve.com China 8864 58
Shanghai Botuo Biotechnology Co., LTD 16621358918 botuopharma888@163.com China 9215 58
Molcoo Chemicals Inc. 18274848843 3001006472@qq.com China 8610 58
Hunan Zengda Biological Technology Co., LTD 18711085600 1652923704@qq.com China 4583 58
Shanghai YuZn Pharm. Technology Co.,Ltd. 15921286451; 15921286451 2010681527@qq.com China 5072 58
Shanghai Zerui Biotechnology Co., Ltd. 021-54580889 18321124657 731997554@qq.com China 10614 58
Supplier Advantage
XinYao(Shenzhen) Biological Technology Co., Ltd. 58
Shenzhen ruikai de biotechnology co., ltd. 58
Shenzhen Jianyi Biotechnology Co., Ltd 58
Meng Cheng Technology (Shanghai) Co., LTD 58
Shanghai Botuo Biotechnology Co., LTD 58
Molcoo Chemicals Inc. 58
Hunan Zengda Biological Technology Co., LTD 58
Shanghai YuZn Pharm. Technology Co.,Ltd. 58
Shanghai Zerui Biotechnology Co., Ltd. 58

1202160-40-4(Entacapone Impurity 4)Related Search:

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Entacapone EP IMpurity I 3-Nitro-4,5-dihydroxybenzaldehyde CIS-ENTACAPONE (E)-3-O-Methyl Entacapone Entacapone
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Entacapone Impurity 4 Entacapone Impurity (2E)?-2-Cyano-?3-?(4-?hydroxy-?3-?methoxy-?5-?nitrophenyl)?-?2-?propenoic Acid Entacapone Impurity 25 (E)-2-Cyano-3-(4-hydroxy-3-methoxy-5-nitrophenyl)acrylic acid 2-Propenoic acid, 2-cyano-3-(4-hydroxy-3-methoxy-5-nitrophenyl)-, (2E)- 1202160-40-4