Potassium Hydroxide → Heneicosane

HRID 1435098Notes

Reaction equation

HRID 1435098 reaction equation
[CH3:1][C:2](=O)[CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][CH2:9][CH2:10][CH2:11][CH2:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH2:18][CH2:19][CH2:20][CH3:21].O.NN.[OH-].[K+]>C(O)CO>[CH3:21][CH2:20][CH2:19][CH2:18][CH2:17][CH2:16][CH2:15][CH2:14][CH2:13][CH2:12][CH2:11][CH2:10][CH2:9][CH2:8][CH2:7][CH2:6][CH2:5][CH2:4][CH2:3][CH2:2][CH3:1]

Participants

5

Reactant 3

HCID 14797Potassium HydroxideHCID 24654Hydrazine hydrate (1:1)HCID 5298052-Heneicosanone

Product 1

HCID 12403Heneicosane

Reagents, catalysts & solvents 1

HCID 174Ethylene GlycolSolvent

Procedure

reacting 2,4-alkaneanedione with 1-bromooctadecane in absolute ethanol in the presence of 18-crown-6 as catalyst to produce 2-heneicosanone; and (b) reducing said 2-heneicosanone using hydrazine hydrate and potassium hydroxide in ethylene glycol to obtain n-heneicosane.

Sources & evidence

ORD record
ord-08319e4891cc4395bcc05204abe4d5cb
Source dataset
uspto-grants-2009_11
Patent number
US07615672B2

Reaction notes

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