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Triphenylphosphine hydrobromide

Catalog Number
ACM6399811
Product Name
Triphenylphosphine hydrobromide
Structure
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CAS
6399-81-1
  • Product Overview
  • Usage
Synonyms
Triphenylphosphine Hydrobromide; Ph3P·HBr
IUPAC Name
triphenylphosphane;hydrobromide
Molecular Weight
343.00
Molecular Formula
C18H15P
Canonical SMILES
C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3.Br;
InChI
CMSYDJVRTHCWFP-UHFFFAOYSA-N
InChI Key
InChI=1S/C18H15P.BrH/c1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;/h1-15H;1H
Melting Point
196 °C(dec.)(lit.)
Purity
99%
Appearance
Solid
Storage
-20°C
Complexity
202
Covalently-Bonded Unit Count
2
EC Number
229-012-6
Exact Mass
342.017g/mol
H-Bond Donor
1
Heavy Atom Count
20
Isomeric SMILES
C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3.Br
Monoisotopic Mass
342.017g/mol
Physical State
White crystal
Rotatable Bond Count
3
Topological Polar Surface Area
0A^2
Application
Triphenylphosphine hydrobromide is a versatile compound presented as a white to light beige crystalline powder or chunks. It serves multiple purposes, primarily in the realm of chemical synthesis. As the hydrobromide salt of triphenylphosphine, it is instrumental in the preparation of uridine derivatives, acting as donor analogs of UDP-sugars for glycosyltransferases. Furthermore, it plays a crucial role in synthesizing tensioactive and antibacterial deoxyglycoside compounds via catalysis. The compound is also used as a mild source of anhydrous HBr and functions as a catalyst in the formation of THP ethers from tertiary alcohols, as well as in the preparation of phosphonium salts.
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