5-Chlorovaleryl chloride → HCID 21886856, compound

HRID 722920Notes

Reaction equation

HRID 722920 reaction equation
[CH3:1][N:2]1[C:6]2[CH:7]=[CH:8][CH:9]=[CH:10][C:5]=2[N:4]([CH3:11])[C:3]1=[O:12].[Cl:13][CH2:14][CH2:15][CH2:16][CH2:17][C:18](Cl)=[O:19]>>[Cl:13][CH2:14][CH2:15][CH2:16][CH2:17][C:18]([C:8]1[CH:9]=[CH:10][C:5]2[N:4]([CH3:11])[C:3](=[O:12])[N:2]([CH3:1])[C:6]=2[CH:7]=1)=[O:19]

Participants

3

Reactant 2

HCID 740895-Chlorovaleryl chlorideHCID 2315531,3-dimethyl-1,3-dihydro-2H-benzimidazol-2-one

Product 1

HCID 21886856HCID 21886856, compoundYield 70.7%

Procedure

Using 1,3-dimethyl-1,3-dihydro-2H-benzimidazol-2-one (3.00 g) and 5-chlorovaleryl chloride (5.74 g) according to the same method as that of Reference Example 1, the title compound (3.67 g) was obtained as colorless crystals.

Sources & evidence

ORD record
ord-896a66daff0a423e8af30a5991f3b613
Source dataset
uspto-grants-2006_11
Patent number
US07138533B2

Reaction notes

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