Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 634941Generated: October 26, 2026

Trifluoroacetic acid → N-[(1-methyl-3-isobutyl-indole-2-cabonyl)cyclohexylalaninyl]-3-amino-4-oxo-5-(2,3,5,6-tetrafluorophenyloxy)-pentanoic Acid

https://huagongshe.com/reaction/634941

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantN-[(1-methyl-3-isobutyl-indole-2-cabonyl)cyclohexylalaninyl]-3-amino-4-oxo-5-(2,3,5,6-tetrafluorophenyloxy)-pentanoic acid, tert-butyl esterHCID 86756365—
ProductN-[(1-methyl-3-isobutyl-indole-2-cabonyl)cyclohexylalaninyl]-3-amino-4-oxo-5-(2,3,5,6-tetrafluorophenyloxy)-pentanoic AcidHCID 20639706—

Reaction Steps

Treatment of N-[(1-methyl-3-isobutyl-indole-2-carbonyl)cyclohexylalaninyl]-3-amino-4-oxo-5-(2,3,5,6-tetrafluorophenyloxy)-pentanoic acid, tert-butyl ester with TFA as described in Example 80 gave the titled product (55.5 mg) as a white powder. MS C34H39F4N3O6, [M+Na]+ =684, [M−H]− =660. TLC (CH2Cl2/MeOH, 90/10): Rf=0.24.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06184244B2
Source datasetuspto-grants-2001_02
ORD IDord-3b02f8a73e40473a8062caa8cd21396f
Source noteuspto-grants-2001_02