2-Butanone oxime → Trimethylolpropane

Reaction equation

[N-:1]=[C:2]=[O:3].[CH2:4]([C:6](C)=[N:7]O)[CH3:5].[C:10](OCC)(=[O:12])C.[CH2:16]([C:20](C)=[O:21])[CH:17]([CH3:19])[CH3:18]>>[CH2:10]([C:16]([CH2:2][OH:3])([CH2:20][OH:21])[CH2:17][CH3:19])[OH:12].[CH2:6]([N:7]=[C:10]=[O:12])[CH2:4][CH2:5][CH2:16][CH2:17][CH2:18][N:1]=[C:2]=[O:3]

Participants

Reactant 3

HCID 72922-Butanone oxime

HCID 105034Isocyanate

HCID 22011651Methyl Isobutylketone Ethylacetate

Product 2

HCID 6510Trimethylolpropane

HCID 13192Hexamethylene diisocyanate

Procedure

A 60% ethyl acetate/methyl isobutyl ketone (1/1) solution (an NCO equivalent of 445) of a blocked isocyanate prepared by blocking a polyisocyanate formed by the reaction between 1 mole of trimethylolpropane and 3 moles of hexamethylene diisocyanate with methyl ethyl ketoxime.

Sources & evidence

ORD record: ord-a17b90e480af4ea9a79ef579459ff9d9
Source dataset: uspto-grants-1986_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04613652

Reaction notes

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