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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1919490Generated: October 31, 2026

Hydrochloric Acid → HCID 131725994, compound

https://huagongshe.com/reaction/1919490

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 67058482HCID 67058482—
SolventMethanolHCID 887—
ProductHCID 131725994HCID 131725994—

Reaction Steps

The title compound was prepared from 7-[(3R)-3-[(1,1-dimethylethoxycarbonyl)amino]-4-(2,4,5-trifluorophenyl)butanoyl]-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine (38 mg, 0.075 mmol, from Step A), in 1.5 mL of methanol saturated with hydrogen chloride, using a procedure analogous to that described in Example 1, Step D. Evaporation of solvent gave 34 mg of the title compound as a foamy solid. 1H NMR (500 MHz, CD3OD): δ 2.59-2.66 (m, 2H), 2.92 (m, 2H), 3.89-4.16-4.22 (m, 5H), 4.70-4.84 (m, 2H), 5.42 (m, 1H), 6.86 (m, 1H), 7.06 (m, 1H), 7.24 (m, 1H). ESI-MS 407 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08168637B2
Source datasetuspto-grants-2012_05
ORD IDord-5fbfc506c3c94f8db7d4d82a1d25ca6b
Source noteuspto-grants-2012_05