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2091-46-5

2091-46-5 Structure

2091-46-5 Structure
IdentificationMore
[Name]

PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE
[CAS]

2091-46-5
[Synonyms]

2-PROPINYL-TRIPHENYLPHOSPHONIUM BROMIDE
2-PROPYNYLTRIPHENYLPHOSPHONIUM BROMIDE
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE
TRIPHENYL(2-PROPYNYL)PHOSPHONIUM BROMIDE
TRIPHENYLPROPARGYLPHOSPHONIUM BROMIDE
prop-2-ynyltriphenylphosphonium bromide
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE, 9 8%
(2-propyn-1-yl)triphenylphosphonium bromide
triphenyl-2-propyn-1-ylphosphonium bromide
PROPARGYLTRIPHENYHLPHOSPHONIUM BROMIDE
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE,99+%
[EINECS(EC#)]

218-242-2
[Molecular Formula]

C21H18BrP
[MDL Number]

MFCD00011811
[Molecular Weight]

381.25
[MOL File]

2091-46-5.mol
Chemical PropertiesBack Directory
[Appearance]

WHITE TO SLIGHTLY YELLOW FINE CRYSTALLINE POWDER
[Melting point ]

177-180 °C(lit.)
[storage temp. ]

Store below +30°C.
[solubility ]

Soluble in methanol.
[form ]

solid
[color ]

White to Almost white
[Sensitive ]

Hygroscopic
[BRN ]

3579775
[CAS DataBase Reference]

2091-46-5(CAS DataBase Reference)
Safety DataBack Directory
[Hazard Codes ]

Xn
[Risk Statements ]

R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves .
[RIDADR ]

UN 2811 6.1/PG 3
[WGK Germany ]

3
[HS Code ]

2931.90.6000
Hazard InformationBack Directory
[Chemical Properties]

WHITE TO SLIGHTLY YELLOW FINE CRYSTALLINE POWDER
[Uses]

Propargyltriphenylphosphonium bromide can be used in the alcylation of amines. It is a commonly used as a Wittig reagent.
[Purification Methods]

It recrystallises from 2-propanol as white plates. It also crystallises from EtOH with m 156-158o. IR has max 1440, 1110cm1 (P-C str). [Elter & Dediger Justus Liebigs Ann Chem 682 62 1965, Schweizer et al. J Org Chem 42 200 1977].
Spectrum DetailBack Directory
[Spectrum Detail]

PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE(2091-46-5)MS
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE(2091-46-5)1HNMR
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE(2091-46-5)13CNMR
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE(2091-46-5)IR1
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE(2091-46-5)IR2
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

Propargyltriphenylphosphonium bromide, 97%(2091-46-5)
[Sigma Aldrich]

2091-46-5(sigmaaldrich)
[TCI AMERICA]

Triphenylpropargylphosphonium Bromide,>98.0%(T)(2091-46-5)
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