Main > ORGANIC CHEMICALS > HeteroCyclics > Benzimidazole > Derivative > 2-Cl Deriv.

Product DE. B

PATENT ASSIGNEE'S COUNTRY Germany
UPDATE 04.00
PATENT ASSIGNEE Bayer AG
PATENT CLAIMS Prepn method
- Reacting 1,3-dihydro-benzimidazole-one (formula given) with P oxychloride at 50-150C
PATENT PHOTOCOPY Available on request

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