Intermediate
STRUCTURE
CHEMICAL FORMULA
CAS NO
KEY USE
DOCUMENTATION
(3R,4S)-4-ethyl-1,3-pyrrolidinedicarboxylic acid 1-(phenylmethyl) ester
1428243-24-6
Upadacitinib
Inquiry
N-[5-[(4-Methylphenyl)sulfonyl]-5H-pyrrolo[2,3-b]pyrazin-2-yl]carbamic acid ethyl ester
1869118-24-0
Upadacitinib
Inquiry
(3R,4S)-3-(2-bromoacetyl)-4-ethyl-1-pyrrolidinecarboxylic acid phenylmethyl ester
1428243-26-8
Upadacitinib
Inquiry
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