m-Chloroperbenzoic acid → 7-Ethoxy-2,3-dihydro-2-(2-pyridyl)thiazolo[3,2-a]benzimidazole-1-oxide

HRID 2351297Notes

Reaction equation

HRID 2351297 reaction equation
[CH2:1]([O:3][C:4]1[CH:21]=[CH:20][C:7]2[N:8]3[CH2:13][CH:12]([C:14]4[CH:19]=[CH:18][CH:17]=[CH:16][N:15]=4)[S:11][C:9]3=[N:10][C:6]=2[CH:5]=1)[CH3:2].ClC1C=C(C=CC=1)C(OO)=[O:27]>>[CH2:1]([O:3][C:4]1[CH:21]=[CH:20][C:7]2[N:8]3[CH2:13][CH:12]([C:14]4[CH:19]=[CH:18][CH:17]=[CH:16][N:15]=4)[S:11](=[O:27])[C:9]3=[N:10][C:6]=2[CH:5]=1)[CH3:2]

Participants

3

Reactant 2

HCID 70297m-Chloroperbenzoic acidHCID 198460997-Ethoxy-2,3-dihydro-2-(2-pyridyl)thiazolo[3,2-a]benzimidazole

Product 1

HCID 198461027-Ethoxy-2,3-dihydro-2-(2-pyridyl)thiazolo[3,2-a]benzimidazole-1-oxide

Procedure

In a manner analogous to Example 4 7-ethoxy-2,3-dihydro-2-(2-pyridyl)thiazolo[3,2-a]-benzimidazole (1.65 g) was reacted with m-chloroperoxy benzoic acid (1.25) to give the title compound (0.56 g, mp 145°-147° C.

Sources & evidence

ORD record
ord-5cecf08bbf3a4883ab62fd5aaa7c21d1
Source dataset
uspto-grants-1989_10
Patent number
US04873237

Reaction notes

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