Bromine → Sulfuric Acid

HRID 462499Notes

Reaction equation

HRID 462499 reaction equation
BrBr.[S:3]([O-:7])([O-:6])(=[O:5])=[O:4].[CH3:8][C:9]1[C:10]([CH2:15][CH2:16][CH2:17][CH2:18][NH3+:19])=[N:11][CH:12]=[CH:13][CH:14]=1.CC1C(CCCC[NH3+])=NC=CC=1>OS(O)(=O)=O.O=S(=O)=O>[CH3:8][C:9]1[C:10]([CH2:15][CH2:16][CH2:17][CH2:18][NH2:19])=[N:11][CH:12]=[CH:13][CH:14]=1.[S:3](=[O:5])(=[O:4])([OH:7])[OH:6]

Participants

5

Reactant 2

HCID 24408BromineHCID 704229924-(3-Methyl-2-pyridyl)butylammonium sulphate

Product 2

HCID 1118Sulfuric AcidHCID 201959674-(3-Methylpyridin-2-YL)butan-1-amine

Reagents, catalysts & solvents 1

HCID 24681Fuming sulfuric acidSolvent

Procedure

Bromine (10 g) was added dropwise with stirring to a solution of 4-(3-methyl-2-pyridyl)butylammonium sulphate (21.3 g) obtained from 4-(3-methyl-2-pyridyl)butylamine and concentrated sulphuric acid) in 65% oleum (100 ml) at room temperature. The solution was then heated to 55° C. and stirred overnight.

Sources & evidence

ORD record
ord-8ea7440b09a54767a9dbfe27925b319c
Source dataset
uspto-grants-1985_05
Patent number
US04515952

Reaction notes

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