Name | Vinyltriphenylphosphonium bromide |
Synonyms | Schweizers SCHWEIZER'S REAGENT Triphenylvinylphosphonium bromide TRIPHENYLVINYLPHOSPHONIUM BROMIDE Vinyltriphenylphosphonium bromide VINYLTRIPHENYLPHOSPHONIUM BROMIDE Vinylteriphenylphosphonium bromide ethenyl(triphenyl)phosphonium bromide Phosphonium, ethenyltriphenyl-, bromide Schweizer'sReagent~Triphenylvinylphosphoniumbromide |
CAS | 5044-52-0 |
EINECS | 225-740-3 |
InChI | InChI=1/C20H18P.BrH/c1-2-21(18-12-6-3-7-13-18,19-14-8-4-9-15-19)20-16-10-5-11-17-20;/h2-17H,1H2;1H/q+1;/p-1 |
Molecular Formula | C20H18BrP |
Molar Mass | 369.23 |
Melting Point | 176-178 °C (lit.) |
Appearance | solid |
BRN | 4168860 |
Storage Condition | 2-8°C |
Sensitive | Light Sensitive & Hygroscopic |
Hazard Symbols | Xi - Irritant![]() |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
WGK Germany | 3 |
use | brominated vinyl triphenylphosphine is used to improve the thermal stability of epoxy resin. It is commonly used as a Wittig reagent. Reagents for synthesizing heterocyclic compounds. |