- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: (E)-Ethyl 4-bromobut-2-enoate
- Price: Check
- Purity: 85.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: (E)-Ethyl 4-bromobut-2-enoate
- Price: ￥348.0/25g ￥108.0/5g
- Purity: 85.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Ethyl 4-bromocrotonate
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
- Zhongshan Xingrui Chemical Co. , Ltd.
- China
- Product Name: (E)-Ethyl 4-bromobut-2-enoate
- Price: ￥Inquiry/1kg
- Purity: 85.0%
- Stocking Period: Inquiry
- Contact: Wang Jie
- Email: 3096638339@qq.com
37746-78-4
37746-78-4 structure
- Name: (E)-Ethyl 4-bromobut-2-enoate
- Chemical Name: Ethyl 4-Bromocrotonate
- CAS Number: 37746-78-4
- Molecular Formula: C6H9BrO2
- Molecular Weight: 193.038
- Catalog: Chemical reagent Organic reagent Halogenated aliphatic hydrocarbon
- Create Date: 2018-08-26 17:33:16
- Modify Date: 2025-08-19 22:04:38
| Name | Ethyl 4-Bromocrotonate |
|---|---|
| Synonyms |
EINECS 227-996-1
2-Butenoic acid, 4-bromo-, ethyl ester Ethyl (E)-4-bromo-2-butenoate 2-Butenoic acid, 4-bromo-, ethyl ester, (E)- ethyl (2E)-4-bromobut-2-enoate Ethyl (2E)-4-bromo-2-butenoate Ethyl 4-bromocrotonate 2-Butenoic acid, 4-bromo-, ethyl ester, (2E)- Ethyl-(2E)-4-brombut-2-enoat MFCD00000247 ethyl (E)-4-bromocrotonate (E)-Ethyl 4-bromobut-2-enoate |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 213.9±0.0 °C at 760 mmHg |
| Molecular Formula | C6H9BrO2 |
| Molecular Weight | 193.038 |
| Flash Point | 76.7±22.6 °C |
| Exact Mass | 191.978592 |
| PSA | 26.30000 |
| LogP | 2.16 |
| Vapour Pressure | 0.2±0.4 mmHg at 25°C |
| Index of Refraction | 1.484 |
| Storage condition | 2-8°C |
| Symbol |
GHS05 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H314 |
| Precautionary Statements | P280-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | C,Xi |
| Risk Phrases | R34:Causes burns. R36/37/38:Irritating to eyes, respiratory system and skin . |
| Safety Phrases | S26-S36/37/39-S45-S24/25 |
| RIDADR | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | III |
| Hazard Class | 8 |
| HS Code | 2916190090 |
| Precursor 9 | |
|---|---|
| DownStream 9 | |
| HS Code | 2916190090 |
|---|---|
| Summary | 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |