(methoxymethyl)-triphenylphosphonium chloride, CAS No. 4009-98-7

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4009-98-7

Catalog No. EBD28692

CAS 4009-98-7

Name (methoxymethyl)-triphenylphosphonium chloride

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Basic Information

Synonyms: (Methoxymethyl)triphenylphosphoniumchloride MMC AURORAKA-1153 METHOXYMETHYL-TRIPHENYLPHOSPHONIUM-[1aS-(1aa,8b,8aa,8ba)-6-Amino-8-[[(aminocarbonyl)oxy]methyl]-1,1a,2,8,8a,8b-hexahydro-8a-methoxy-5-methylazirino[2,3,4]pyrrolo[1,2-a]indole-4,7-dione Phosphonium,(methoxymethyl)triphenyl-,chloride methoxymethyltriphenylphosphoniumchloride chloro-methoxy-triphenyl-phosphorane Chloro(methoxy)triphenylphosphorane phosphorane,chloromethoxytriphenyl- methoxymethyl-triphenyl-phosphoniumchloride (methoxymethyl)-triphenylphosphoniumchloride Methox

Molecular Formula: C20H20ClOP

Molecular Weight: 342.8

MDL Number: MFCD00011800

Categories: Synthetic Chemistry > Basic Synthetic Reagents > C-C Bond Formation Reagents

Product Description:

(Methoxymethyl)triphenylphosphonium chloride is a phosphonium salt reagent featuring a triphenylphosphine group bonded to a methoxymethyl moiety. It is a classic Wittig reagent precursor, typically deprotonated by a strong base to generate the corresponding ylide. This ylide is primarily employed in the Wittig reaction for the synthesis of enol ethers or methoxy-substituted alkenes from carbonyl compounds. The resulting enol ethers can be further hydrolyzed to aldehydes, making this reagent a key building block for one-carbon homologation of aldehydes and ketones. It is widely used in organic synthesis for constructing complex molecular frameworks, particularly in the preparation of natural products and pharmaceutical intermediates.

Physical Properties

Melting Point: 185-195 °C (dec.)(lit.)

Flash Point: >250°C

Solubility: decomposes

Storage: 2-8°C

Analytical Data

Appearance: White to almost white fine crystalline powder