Shanghai Nianxing Industrial Co., Ltd
China
Product Name: ETHYL 4-ETHOXY-2-OXOBUT-3-ENOATE
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: ETHYL 4-ETHOXY-2-OXOBUT-3-ENOATE
Price: ￥508.0/25mg ￥1218.0/100mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: ETHYL 4-ETHOXY-2-OXOBUT-3-ENOATE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

76240-19-2

76240-19-2 structure

76240-19-2 structure

Name: ETHYL 4-ETHOXY-2-OXOBUT-3-ENOATE
Chemical Name: ethyl (E)-4-ethoxy-2-oxobut-3-enoate
CAS Number: 76240-19-2
Molecular Formula: C₈H₁₂O₄
Molecular Weight: 172.17800
Create Date: 2018-12-04 13:27:59
Modify Date: 2025-10-08 19:45:47

Name	ethyl (E)-4-ethoxy-2-oxobut-3-enoate
Synonyms	ethyl 4-ethoxy-2-oxo-3-butenoate ethyl ethoxymethylenepyruvate

Molecular Formula	C₈H₁₂O₄
Molecular Weight	172.17800
Exact Mass	172.07400
PSA	52.60000
LogP	0.66880
Storage condition	2-8°C

Hazard Codes	Xi
HS Code	2918990090

4755-77-5 structure

4755-77-5

109-92-2 structure

109-92-2

~89%

76240-19-2 structure

76240-19-2

Literature: EURO-CELTIQUE S.A. Patent: WO2004/111011 A2, 2004 ; Location in patent: Page 27; 2 ;

Precursor 2
4755-77-5 109-92-2
DownStream 3
15366-34-4 5932-27-4 76240-14-7

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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