Octet

Octet / Reagents

DIBAL-H

DIBAL-H ((i-Bu)₂AlH) - reducing reagent. Partial reduction of esters to aldehydes. Common uses: Ester → Aldehyde (at -78°C), Nitrile → Aldehyde (via imine). Temperature critical! At -78°C stops at aldehyde. Warmer or excess gives alcohol.

Reducing

Reagent details

Name

DIBAL-H

Formula

(i-Bu)₂AlH

Category

Reducing

Function

Partial reduction of esters to aldehydes

Common Uses

  1. Ester → Aldehyde (at -78°C)

  2. Nitrile → Aldehyde (via imine)

Notes

Temperature critical! At -78°C stops at aldehyde. Warmer or excess gives alcohol.

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Reagents

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