Efficient enantioselective synthesis of CF2H-containing dispiro [benzo[b]thiophene-pyrrolidine-pyrazole]s via organocatalytic cycloaddition.

DOI Number:

10.1016/j.tet.2023.133580

Reaction Category:

MOP ID:

MOP_0000715

Educt:

substituted 5-methyl-4-methylene-2,4-dihydro-3H-pyrazol-3-one, substituted (E)-2-((2,2-difluoroethyl)imino)benzo[b]thiophen-3(2H)-one

Product:

CF2H-containing dispiro [benzo[b]thiophene-pyrrolidine-pyrazole]s

Catalyst:

N-[(9R)-6′-methoxycinchonan-9-yl]-N′-[4-(trifluoromethyl)phenyl]-thiourea

Cas No:

2966760-72-3

Cas No:

56-54-2