ChemicalBook Product Catalog Organic Chemistry Phosphines PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE

PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE

PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Basic information
Product Name:PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE
Synonyms:2-PROPYNYLTRIPHENYLPHOSPHONIUM BROMIDE;2-PROPINYL-TRIPHENYLPHOSPHONIUM BROMIDE;PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE;TRIPHENYLPROPARGYLPHOSPHONIUM BROMIDE;TRIPHENYL(2-PROPYNYL)PHOSPHONIUM BROMIDE;PROPARGYLTRIPHENYHLPHOSPHONIUM BROMIDE;prop-2-ynyltriphenylphosphonium bromide;PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE, 9 8%
CAS:2091-46-5
MF:C21H18BrP
MW:381.25
EINECS:218-242-2
Product Categories:Wittig & Horner-Emmons Reaction;Wittig Reaction;Acetylenes;Functionalized Acetylenes;Phosphonium Compounds;Synthetic Organic Chemistry
Mol File:2091-46-5.mol
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Structure
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Chemical Properties
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 Reference2091-46-5(CAS DataBase Reference)
Safety Information
Hazard Codes Xn
Risk Statements 20/21/22-36/37/38
Safety Statements 26-36/37
RIDADR UN 2811 6.1/PG 3
WGK Germany 3
HS Code 2931.90.6000
MSDS Information
ProviderLanguage
ACROS English
SigmaAldrich English
ALFA English
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Usage And Synthesis
Chemical PropertiesWHITE TO SLIGHTLY YELLOW FINE CRYSTALLINE POWDER
UsesPropargyltriphenylphosphonium bromide can be used in the alcylation of amines. It is a commonly used as a Wittig reagent.
Purification MethodsIt 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].
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Preparation Products And Raw materials
Raw materialsACETONYL TRIPHENYLPHOSPHONIUM BROMIDE-->Triphenylphosphine-->3-Bromopropyne
N-BOC-IMINO-(TRIPHENYL)PHOSPHORANE Triphenylphosphine-3,3',3''-trisulfonic acid trisodium salt Triphenylmethane 2-(TRIMETHYLSILYL)ETHOXYMETHYLTRIPHENYLPHOSPHONIUM CHLORIDE Bis(triphenylphosphinepalladium) acetate TRIPHENYL BORATE Chlorotriphenyltin Triphenylphosphine oxide Triphenylacetic acid Triphenylphosphine hydrobromide [Bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I),98% 2-BUTYNYLTRIPHENYLPHOSPHONIUM BROMIDE PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Methyltriphenylphosphonium bromide (3-TRIMETHYLSILYL-2-PROPYNYL)TRIPHENYLPHOSPHONIUM BROMIDE (FORMYLMETHYLENE)TRIPHENYLPHOSPHORANE Ethyltriphenylphosphonium bromide TETRAMETHYLPHOSPHONIUM BROMIDE
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