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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1423311Generated: November 5, 2026

1,2-Dichloroethane → HCID 56960961, compound

https://huagongshe.com/reaction/1423311

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-DichloroethaneHCID 11—
ReactantD-Lactic AcidHCID 61503—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantDiisopropylethylamineHCID 81531—
ReactantHCID 66980309HCID 66980309—
SolventDimethylformamideHCID 6228—
ProductHCID 56960961HCID 56960961—

Reaction Steps

A mixture of crude 3-(6-phenylpyridin-3-yl)-6,7-dihydro-5H-pyrazolo[1,5-a]pyrrolo[3,4-d]pyrimidin-8-amine (0.28 mmol), D-(−)-lactic acid (33.6 mg, 0.37 mmol), EDC (109.7 mg, 0.57 mmol), HOBt (77.6 mg, 0.57 mmol) and DIEA (299.7 uL, 1.72 mmol) in DMF (4 mL) was stirred at room temperature overnight. Purification with prep-LC provided (R)-1-(8-amino-3-(6-phenylpyridin-3-yl)-5H-pyrazolo[1,5-a]pyrrolo[3,4-d]pyrimidin-6(7H)-yl)-2-hydroxypropan-1-one: LCMS tR=2.65 Min (10 min run, UV254nm), Mass calculated for, M+400.1, observed LC/MS m/z 401.1 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08927562B2
Source datasetuspto-grants-2015_01
ORD IDord-5ae76f911b904a30b64e1aeebb4571af
Source noteuspto-grants-2015_01