C21H22BrP
385.3 g/mol
Pharmaceutical IntermediateWarning
Propyltriphenylphosphonium bromide
CAS6228-47-3EC228-330-2
Category
Pharmaceutical Intermediate
Compound Class
Other
Primary Use
Pharmaceutical Intermediate
Propyltriphenylphosphonium bromide is a quaternary phosphonium salt commonly used as a pharmaceutical intermediate. Its structure consists of a propyl group bonded to a triphenylphosphonium cation paired with a bromide anion.
pharmaceutical intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
SimilarStructure SimilarSimilarity 0.74
Butyltriphenylphosphonium chloride
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research compound
SimilarStructure SimilarSimilarity 0.74
Butyltriphenylphosphonium bromide
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research compound
ReferenceSame Category
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pharmaceutical intermediate
ReferenceSame Category
[3-Methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienyl]triphenylphosphonium bromide
CAS62285-98-7
pharmaceutical intermediate
ReferenceSame Category
4-Aminobenzyl alcohol
CAS623-04-1
pharmaceutical intermediate
ReferenceSame Category
Benzene, 1,4-bis(bromomethyl)-
CAS623-24-5
pharmaceutical intermediate
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Propyltriphenylphosphonium bromide (CAS 6228-47-3) is 2931.49.
HS code (international, 6-digit)
2931.49
EU CN code (8-digit)
2931 49 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
triphenyl(propyl)phosphanium bromide
InChIKey
XMQSELBBYSAURN-UHFFFAOYSA-M
SMILES
CCC[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Br-]
Synonyms (9)
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