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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2353289Generated: November 1, 2026

Trifluoroacetic acid → (2,7-Dioxo-5,6,7,8-tetrahydro-4H-imidazo[1,5,4-fg][1,6]-benzodiazocin-1(2H)-yl)acetic Acid

https://huagongshe.com/reaction/2353289

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactanttert-butyl (2,7-dioxo-5,6,7,8-tetrahydro-4H-imidazo[1,5,4-fg][1,6]benzodiazocin-1(2H)-yl)acetateHCID 86622844—
SolventDichloromethaneHCID 6344—
Product(2,7-Dioxo-5,6,7,8-tetrahydro-4H-imidazo[1,5,4-fg][1,6]-benzodiazocin-1(2H)-yl)acetic AcidHCID 66636376—

Reaction Steps

To a solution of tert-butyl (2,7-dioxo-5,6,7,8-tetrahydro-4H-imidazo[1,5,4-fg][1,6]benzodiazocin-1(2H)-yl)acetate from Step D (15 mg, 0.045 mmol) in CH2Cl2 (3 mL) was added TFA (1 mL). After 2 h, the mixture was concentrated under reduced pressure to give the title compound. MS: m/z 276 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07750010B2
Source datasetuspto-grants-2010_07
ORD IDord-8ac3eb98f8de4eb7b4d128f1b3d9091b
Source noteuspto-grants-2010_07