1779-49-3

Product Name: Methyltriphenylphosphonium bromide

Formula: C19H18P.Br

Synonyms: Methyltriphenylphosphonium bromide

Inquiry

CHEMICAL AND PHYSICAL PROPERTIES SAFETY INFORMATION COMPUTED DESCRIPTORS PRODUCT INTRODUCTION RELATED SUPPLIERS

CHEMICAL AND PHYSICAL PROPERTIES

Physical Description	White hygroscopic powder; [Acros Organics MSDS]
Chemical Classes	Other Classes -> Phosphorus Compounds

SAFETY INFORMATION

Signal word	Danger
Pictogram(s)	Skull and Crossbones Acute Toxicity GHS06 Environment GHS09
GHS Hazard Statements	H301:Acute toxicity,oral H411:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes	P273:Avoid release to the environment.

COMPUTED DESCRIPTORS

Molecular Weight	357.2 g/mol
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	3
Exact Mass	356.03295 g/mol
Monoisotopic Mass	356.03295 g/mol
Topological Polar Surface Area	0 Å²
Heavy Atom Count	21
Formal Charge	0
Complexity	235
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
Covalently-Bonded Unit Count	2
Compound Is Canonicalized	Yes

PRODUCT INTRODUCTION

Description

Methyltriphenylphosphonium bromide is the organophosphorus compound with the formula [(C6H5)3PCH3]Br. It is the bromide salt of a phosphonium cation. It is used for methylenation through the Wittig reaction. It is utilized in the synthesis of an enyne and 9-isopropenyl -phenanthrene by using sodium amide as reagent.