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7333-67-7 - Trimethylenebis(triphenylphosphonium bromide), 98+% - 1,3-Bis(triphenylphosphonio)propane dibromide - B25165 - Alfa Aesar

B25165 Trimethylenebis(triphenylphosphonium bromide), 98+%

CAS-Nummer
7333-67-7
Synonyme
1,3-Bis(triphenylphosphonio)propane dibromide

Größe Preis ($) Menge Verfügbarkeit
5g 43,67
25g 125,66
100g 298,00
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Trimethylenebis(triphenylphosphonium bromide), 98+%

MDL
MFCD00051885
EINECS
230-835-8

Chemische Eigenschaften

Formel
C39H36Br2P2
Molmasse
726.48
Schmelzpunkt
333-335°
Sensitivität
Hygroscopic

Literaturverweise

The bis-Wittig reaction with ɑ-dicarbonyl compounds has been used to prepare cyclopentadienes for subsequent use in the Diels-Alder reaction: J. Am. Chem. Soc., 111, 2351 (1989). For use in the synthesis of open-chain or cyclic polyenes, see: Liebigs Ann. Chem., 619, 10 (1958). Reaction with geranylacetone provides a one-step synthesis of norsqualene: Synthesis, 22 (1970).

/n

For review of the bis-Wittig reaction in the synthesis of non-benzenoid aromatic compounds, see: Synthesis, 765 (1975).

/n

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
4281936
Harmonized Tariff Code
2931.90
TSCA
No

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