Cyclohexanone Oxime → Caprolactam sulfate

HRID 78682

Reaction equation

[C:1]1(=[N:7]O)[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]1.[OH:9][S:10]([OH:13])(=[O:12])=[O:11].[O:14]=S(=O)=O>>[S:10]([OH:13])([OH:12])(=[O:11])=[O:9].[C:1]1(=[O:14])[NH:7][CH2:2][CH2:3][CH2:4][CH2:5][CH2:6]1

Participants

Reactant 2

HCID 7517Cyclohexanone Oxime

HCID 24681Fuming sulfuric acid

Product 1

HCID 67062907Caprolactam sulfate

Procedure

The cyclohexanone oxime thus obtained was rearranged with oleum to give caprolactam sulfate. Caprolactam sulfate and excess sulfuric acid were neutralized with ammonia.

Sources & evidence

ORD record: ord-8305572e1997448b83478be437f16e2f
Source dataset: uspto-grants-2014_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08841445B2

Linked notes

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