(2R)-2-bromopentanoate
2-bromovaleric acid
CAS: 584-93-0
Molecular Formula: C5H9BrO2
(2R)-2-bromopentanoate - Names and Identifiers
(2R)-2-bromopentanoate - Physico-chemical Properties
| Molecular Formula | C5H9BrO2 |
| Molar Mass | 181.03 |
| Density | 1.381 g/mL at 25 °C (lit.) |
| Melting Point | 252 °C (sublm) |
| Boling Point | 132-136 °C/25 mmHg (lit.) |
| Flash Point | >230°F |
| Vapor Presure | 0.021mmHg at 25°C |
| Appearance | Liquid |
| Specific Gravity | 1.381 |
| Color | Clear pale yellow |
| BRN | 1721172 |
| pKa | 2.97±0.20(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | n20/D 1.4709(lit.) |
| MDL | MFCD00004217 |
| Physical and Chemical Properties | This product is oily liquid, B. p.132 -136 ℃/3.34kpa,n20D 1.4709, relative density 1.381, F. P.>230 F (110 C), insoluble in water, soluble in acetic acid, benzene, ether and other organic solvents. |
(2R)-2-bromopentanoate - Risk and Safety
| Risk Codes | R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R34 - Causes burns R22 - Harmful if swallowed |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S27 - Take off immediately all contaminated clothing. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| RTECS | YV6191500 |
| TSCA | Yes |
| HS Code | 29159000 |
| Hazard Class | 8 |
| Packing Group | III |
(2R)-2-bromopentanoate - Reference Information
| Update Date: | 2022/11/12 10:05:38 |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | 2-bromoisovaleric acid, also known as α-Bromo valine, is an intermediate of cyfluthrin, it is also an intermediate of the hypnotic sedative bromoisovalerurea. |
| production method | the preparation method is 2-bromoisovaleryl bromide obtained by bromination of isovaleric acid in the presence of red phosphorus, 2-Bromo isovaleric acid was obtained by hydrolysis. |
Last Update：2024-04-09 02:00:09
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CAS: 584-93-0
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