Diastereodivergent Catalysis Using Modularly Designed Organocatalysts: Synthesis of both cis‐and trans‐Fused Pyrano [2, 3‐b] pyrans.

DOI Number:

10.1002/anie.201510134

Reaction Category:

RXNO ID:

RXNO_0000006

Educt:

substituted (E)-2-oxopent-3-enoate, 7-substituted (E)-7-oxo-hept-5-enal

Product:

cis‐and trans‐fused pyrano [2,3‐b] pyrans

Catalyst:

N-[3,5-Bis(trifluoromethyl)phenyl]-N′-[(9R)-6′-methoxycinchonan-9-yl]thiourea

Cas No:

852913-25-8

Associated Product from Buchler GmbH:

N-[3,5-Bis(trifluoromethyl)phenyl]-N′-[(9R)-6′-methoxycinchonan-9-yl]thiourea

Cas No:

852913-25-8