Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 535946Generated: October 25, 2026

(2S)-2-Amino-N,3,3-trimethylbutanamide → (S)-tert-butyl 3-benzoyl-1-(3,3-dimethyl-1-(methylamino)-1-oxobutan-2-ylcarbamoyl)-5,6-dihydroimidazo[1,5-a]pyrazine-7(8H)-carboxylate

https://huagongshe.com/reaction/535946

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(2S)-2-Amino-N,3,3-trimethylbutanamideHCID 445856—
ReactantImidazo[1,5-a]pyrazine-1,7(8h)-dicarboxylic acid,3-benzoyl-5,6-dihydro-,7-(1,1-dimethylethyl)esterHCID 57635676—
Product(S)-tert-butyl 3-benzoyl-1-(3,3-dimethyl-1-(methylamino)-1-oxobutan-2-ylcarbamoyl)-5,6-dihydroimidazo[1,5-a]pyrazine-7(8H)-carboxylateHCID 57635475—

Reaction Steps

Intermediate 25B was synthesized in the same manner as described above for compound 22A in Example 22 except that Intermediate 25A was used in place of 3B and L-tert-Leucine methylamide was used instead of (S)-methyl 2-amino-3,3-dimethylbutanoate. LCMS (+ESI) m/z 498.3 [M+H]+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08859538B2
Source datasetuspto-grants-2014_10
ORD IDord-46c071aee930479eb514f372e32095d7
Source noteuspto-grants-2014_10