Ethyl 4-bromocrotonate
Synonym(s):Ethyl trans-4-bromo-2-butenoate
- CAS NO.：37746-78-4
- Empirical Formula: C6H9BrO2
- Molecular Weight: 193.04
- MDL number: MFCD00000247
- EINECS: 629-265-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:17:15
What is Ethyl 4-bromocrotonate?
Chemical properties
clear yellow liquid
The Uses of Ethyl 4-bromocrotonate
Ethyl 4-bromocrotonate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuffs.
Properties of Ethyl 4-bromocrotonate
| Boiling point: | 94-95 °C/12 mmHg (lit.) |
| Density | 1.402 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 207 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform (Sparingly), Methanol (Slightly) |
| form | Liquid |
| color | Clear light yellow to brown |
| Specific Gravity | 1.402 |
| Water Solubility | Insoluble in water. |
| BRN | 1721388 |
| Stability: | Light Sensitive |
| CAS DataBase Reference | 37746-78-4(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butenoic acid, 4-bromo-, ethyl ester, (E)-(37746-78-4) |
Safety information for Ethyl 4-bromocrotonate
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for Ethyl 4-bromocrotonate
| InChIKey | FHGRPBSDPBRTLS-ONEGZZNKSA-N |
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