(2S)-2-(bromomethyl)oxirane
epibromohydrin
CAS: 3132-64-7
Molecular Formula: C3H5BrO
(2S)-2-(bromomethyl)oxirane - Names and Identifiers
| Name | epibromohydrin |
| Synonyms | Epibromhydrin Epibromohydrin epibromohydrin epibromhidrina Epibromohydrine epibromohydrin(ebh) alpha-epibromohydrin 3-BROMOPROPYLENE OXIDE 2-(bromomethyl)oxirane epibromhydrine(french) 1-Bromo-2,3-epoxypropane 1-BROMO-2,3-EPOXYPROPANE (2S)-2-(bromomethyl)oxirane |
| CAS | 3132-64-7 |
| EINECS | 221-525-3 |
| InChI | InChI=1/C3H5BrO/c4-1-3-2-5-3/h3H,1-2H2/t3-/m1/s1 |
| InChIKey | GKIPXFAANLTWBM-UHFFFAOYSA-N |
(2S)-2-(bromomethyl)oxirane - Physico-chemical Properties
| Molecular Formula | C3H5BrO |
| Molar Mass | 136.98 |
| Density | 1.67 |
| Melting Point | −40°C(lit.) |
| Boling Point | 134-136°C(lit.) |
| Flash Point | 133°F |
| Solubility | Chloroform (Soluble), Methanol (Sparingly) |
| Vapor Presure | 9.74mmHg at 25°C |
| Appearance | Oil |
| Specific Gravity | 1.668 (20/4℃) |
| Color | Colourless |
| BRN | 79786 |
| Storage Condition | 2-8°C |
| Stability | Stable. Incompatible with acids, bases, oxidizing agents, many of the more active metals. |
| Refractive Index | n20/D 1.482(lit.) |
| Physical and Chemical Properties | Boiling Point: 135°C |
| Use | Used as an intermediate in organic synthesis |
(2S)-2-(bromomethyl)oxirane - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R40 - Limited evidence of a carcinogenic effect |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
| UN IDs | UN 2558 6.1/PG 1 |
| WGK Germany | 2 |
| RTECS | TX4115000 |
| HS Code | 29109000 |
| Hazard Class | 6.1(a) |
| Packing Group | I |
(2S)-2-(bromomethyl)oxirane - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| uses | organic synthesis intermediates, solvents. Epoxy bromopropane is used as an intermediate in organic synthesis. |
| production method | mix 1000 ml1, 3-dibromo-2-propanol and 1500ml of water evenly, add 400g of calcium hydroxide (88%) in batches, and stir while adding. Then 400g of calcium hydroxide was added again, and epoxy bromopropane was evaporated under reduced pressure. The distillate was dried by anhydrous sodium sulfate, distilled, and the fraction at 134-136 ℃ was collected as the finished product to obtain 1130-1200g with a yield of 84-89%. |
| category | flammable liquid |
| toxicity classification | highly toxic |
| acute toxicity | abdominal cavity-rat LD50: 300 mg/kg |
| flammability hazard characteristics | flammable in case of open flame, high temperature and strong oxidant; Thermal decomposition of toxic hydrogen bromide gas |
| storage and transportation characteristics | complete packaging, light and light; warehouse ventilation, away from open flames, high temperature, separate storage from oxidant |
| fire extinguishing agent | foam, carbon dioxide, dry powder, sand, 1211 |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 15:16:49
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