Ontology highlight
ABSTRACT:
SUBMITTER: Waldo JP
PROVIDER: S-EPMC3821936 | biostudies-literature | 2008 Sep
REPOSITORIES: biostudies-literature
The Journal of organic chemistry 20080730 17
A number of new functionally substituted 1-acyl-5-hydroxy-4,5-dihydro-1H-pyrazoles have been prepared in moderate to excellent yields from the corresponding 2-alkyn-1-ones. The resulting dihydropyrazoles undergo dehydration and iodination in the presence of ICl and Li2CO3 at room temperature to provide 1-acyl-4-iodo-1H-pyrazoles. ...[more]