- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: (E)-Ethyl 4-oxobut-2-enoate
- Price: ￥98.0/1g ￥298.0/5g
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Ethyl trans-4-oxo-2-butenoate
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: TIANFU-CHEM - ETHYL TRANS-4-OXO-2-BUTENOATE
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
2960-66-9
2960-66-9 structure
- Name: (E)-Ethyl 4-oxobut-2-enoate
- Chemical Name: Ethyl trans-4-oxo-2-butenoate,
- CAS Number: 2960-66-9
- Molecular Formula: C6H8O3
- Molecular Weight: 128.126
- Create Date: 2018-08-16 19:15:43
- Modify Date: 2024-01-02 17:23:05
| Name | Ethyl trans-4-oxo-2-butenoate, |
|---|---|
| Synonyms |
ethyl fumaraldehydate
Ethyl (2E)-4-oxo-2-butenoate (E)-Ethyl 4-oxobut-2-enoate Ethyl (2E)-4-oxobut-2-enoate ETHYL TRANS-4-OXO-2-BUTENOATE Ethyl 4-oxobut-2-enoate 4-oxo-but-2-enoic acid ethyl ester Ethyl 3-formylacrylate~Ethyl fumaraldehydate~trans-4-Oxo-2-butenoic acid ethyl ester ethyl 3-formylacrylate 2-Butenoic acid, 4-oxo-, ethyl ester, (2E)- 4-oxocrotonic acid ethyl ester (2E)-4-oxo-2-butenoic acid ethyl ester (E)-4-oxobut-2-enoic acid ethyl ester |
| Density | 1.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 199.3±23.0 °C at 760 mmHg |
| Melting Point | -9ºC |
| Molecular Formula | C6H8O3 |
| Molecular Weight | 128.126 |
| Flash Point | 78.6±22.7 °C |
| Exact Mass | 128.047348 |
| PSA | 43.37000 |
| LogP | 0.00 |
| Vapour Pressure | 0.3±0.4 mmHg at 25°C |
| Index of Refraction | 1.436 |
| Storage condition | 2-8°C |
| Hazard Codes | C |
|---|---|
| Risk Phrases | R25;R34;R43 |
| Safety Phrases | S23-S36/37/39-S45 |
| RIDADR | UN 2927 |
| Packaging Group | III |
| Hazard Class | 8，6.1 |
| HS Code | 2918300090 |
| Precursor 9 | |
|---|---|
| DownStream 10 | |
![Ethyl imidazo[1,2-a]pyridin-3-ylacetate structure](https://www.chemsrc.com/caspic/382/101820-69-3.png)
| HS Code | 2918300090 |
|---|---|
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |