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We report here the peri- and regioselectivity experienced in the 1,3-dipolar cycloaddition of 1,5-benzodiazepine to nitrile oxide. The crystal structure of the title cycloadduct, C23H18ClN3O, shows that the condensation occurs at the N=C double bond at the 1 and 2 positions of the benzodiazepine.
Supporting information
| Crystallographic Information File (CIF) Contains datablock BENHARREF1 |
| Structure factor file (CIF format) Contains datablock BENHARREF1 |
CCDC reference: 127175
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