Dimethyl Sulfate → 1,4-Dimethyl-3,5-bis(2-chlorophenyl)-1,2,4-triazolium methylsulphate

HRID 1648878Notes

Reaction equation

HRID 1648878 reaction equation
[CH3:1][N:2]1[C:6]([C:7]2[CH:12]=[CH:11][CH:10]=[CH:9][C:8]=2[Cl:13])=[N:5][C:4]([C:14]2[CH:19]=[CH:18][CH:17]=[CH:16][C:15]=2[Cl:20])=[N:3]1.[S:21]([O:26]C)([O:24][CH3:25])(=[O:23])=[O:22]>>[CH3:25][O:24][S:21]([O-:26])(=[O:23])=[O:22].[CH3:1][N+:2]1[N:3]=[C:4]([C:14]2[CH:19]=[CH:18][CH:17]=[CH:16][C:15]=2[Cl:20])[N:5]([CH3:25])[C:6]=1[C:7]1[CH:12]=[CH:11][CH:10]=[CH:9][C:8]=1[Cl:13]

Participants

3

Reactant 2

HCID 6497Dimethyl SulfateHCID 214636701-Methyl-3,5-bis(2-chlorophenyl)-1,2,4-triazole

Product 1

HCID 1785030111,4-Dimethyl-3,5-bis(2-chlorophenyl)-1,2,4-triazolium methylsulphateYield 189.8%

Procedure

The product of Example 1 (15.0 g) and dimethyl sulphate (6.3 g) were heated at 150° C. for 30 minutes. The melt yielded, on crystallisation from petroleum, 20.4 g of desired product, mp 135°-140° C.

Sources & evidence

ORD record
ord-231d1059aa3b44debbe45970c0a212c2
Source dataset
uspto-grants-1983_11
Patent number
US04414221

Reaction notes

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