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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 52599Generated: October 30, 2026

Trifluoroacetic acid → HCID 137231656, compound

https://huagongshe.com/reaction/52599

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 137231655HCID 137231655—
ProductHCID 137231656HCID 13723165670%

Reaction Steps

Prepared analogously to Example 5e) from (R)-N5 -[amino(nitroimino)methyl]-N2 -[(tert.-butyloxy)carbonyl]-N-[(4-ethoxyphenyl)methyl]-ornithinamide by the action of trifluoroacetic acid in a yield of 70% of theory. The base liberated from the salt by treatment with 1N sodium hydroxide solution melted at 182°-184° C. (ethyl acetate).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05616620
Source datasetuspto-grants-1997_04
ORD IDord-0e47177b57e3422fa256272dff76bd63
Source noteuspto-grants-1997_04