Sulfuric Acid → HCID 22182976, compound

HRID 1279143Notes

Reaction equation

HRID 1279143 reaction equation
[OH:1][N:2]1[C:7]([CH3:9])([CH3:8])[CH2:6][CH:5]([OH:10])[CH2:4][C:3]1([CH3:12])[CH3:11].[S:13](=[O:17])(=[O:16])([OH:15])[OH:14]>C(O)(C)C>[S:13](=[O:15])(=[O:14])([OH:17])[O-:16].[OH:1][NH+:2]1[C:7]([CH3:8])([CH3:9])[CH2:6][CH:5]([OH:10])[CH2:4][C:3]1([CH3:12])[CH3:11]

Participants

4

Reactant 2

HCID 1118Sulfuric AcidHCID 53951,4-Dihydroxy-2,2,6,6-tetramethylpiperidine

Product 1

HCID 22182976HCID 22182976, compoundYield 38.1%

Reagents, catalysts & solvents 1

HCID 3776IsopropanolSolvent

Procedure

5.0 g (0.029 mol) 1-hydroxy-2,2,6,6-tetramethyl-4-hydroxypiperidine and 3.0 g (0.031 mol) sulfuric acid are recrystallized from 50 mL of isopropanol, yielding 3.0 g of the desired hydroxylamine salt as a white crystalline solid, mp 238-241° C.

Sources & evidence

ORD record
ord-b4db2080523f49b9b8b752a0635d779f
Source dataset
uspto-grants-2002_09
Patent number
US06447644B1

Reaction notes

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