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(Chloromethyl)triphenylphosphonium chloride_Molecular_structure_CAS_5293-84-5)
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(Chloromethyl)triphenylphosphonium chloride

Catalog No. 25305 Name Sigma Aldrich
CAS Number 5293-84-5 Website http://www.sigmaaldrich.com
M. F. C19H17Cl2P Telephone 1-800-521-8956
M. W. 347.218041 Fax
Purity ≥97.0% (AT) Email
Storage Chembase ID: 112446

SYNONYMS

Title
(氯甲基)三苯基氯化磷
IUPAC name
(chloromethyl)triphenylphosphanium chloride
IUPAC Traditional name
(chloromethyl)triphenylphosphanium chloride
Synonyms
NSC 93980

DATABASE IDS

CAS Number 5293-84-5
MDL Number MFCD00011867
Beilstein Number 3599784
PubChem SID 24855258
EC Number 226-139-9

PROPERTIES

Grade purum
Linear Formula ClCH2P(Cl)(C6H5)3
Purity ≥97.0% (AT)
Melting Point 262-264 °C(lit.)
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P261-P305 + P351 + P338
Risk Statements 36/37/38
RTECS TA1882000
Safety Statements 26-37/39
German water hazard class 3

DETAILS

Description (English)
Other Notes
Wittig reagent; synthesis of terminal alkynes from aldehydes by Wittig reaction and dehydrohalogenation7,8,9
Application
Used for corrosion inhibition of iron1Reactant involved in:
• Acting as a potential electrophile2
• Elimination reactions for the synthesis of linear alkynes3
• Intramolecular nucleophilic vinylic substitution4
• Homologation of aldehydes5
• Endo-selective alkynol cycloisomerization6
Description (简体中文)
Other Notes
Wittig 试剂;通过 Wittig 反应和脱氢卤化作用由醛类合成末端炔烃7,8,9
Application
Used for corrosion inhibition of iron1Reactant involved in:
• Acting as a potential electrophile2
• Elimination reactions for the synthesis of linear alkynes3
• Intramolecular nucleophilic vinylic substitution4
• Homologation of aldehydes5
• Endo-selective alkynol cycloisomerization6

REFERENCES