Octet

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Wittig Reagent (Phosphorus Ylide)

Wittig Reagent (Phosphorus Ylide) (Ph₃P=CR₂) - nucleophile reagent. Converts C=O to C=C. Common uses: Aldehyde/Ketone → Alkene. Made from Ph₃P + R-X, then strong base. Produces alkene + Ph₃P=O.

Nucleophile

Reagent details

Name

Wittig Reagent (Phosphorus Ylide)

Formula

Ph₃P=CR₂

Category

Nucleophile

Function

Converts C=O to C=C

Common Uses

  1. Aldehyde/Ketone → Alkene

Notes

Made from Ph₃P + R-X, then strong base. Produces alkene + Ph₃P=O.

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Reagents

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