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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 930773Generated: October 28, 2026

Hydrochloric Acid → HCID 68657714, compound

https://huagongshe.com/reaction/930773

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDiethyl EtherHCID 3283—
ReactantHCID 52947558HCID 52947558—
SolventDichloromethaneHCID 6344—
ProductHCID 68657714HCID 6865771485%

Reaction Steps

2 N HCl in Et2O (0.40 mL, 0.80 mmol) was added to a solution of 4-(4-methoxy-2-methylphenyl)-1-(5-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indol-7-yl)pyridin-2(1H)-one (0.16 g, 0.40 mmol) in CH2Cl2 (1.5 mL), and the solution was stirred at ambient temperature for 1 h under N2. The solids were collected by filtration, washed with Et2O and dried to yield the title compound (0.15 g, 85%) as an off-white powder: 1H NMR (500 MHz, DMSO-d6) δ 9.39 (br s, 2H), 7.67 (d, J=7.0 Hz, 1H), 7.59 (d, J=8.0 Hz, 1H), 7.27 (d, J=2.0 Hz, 1H), 7.25 (d, J=8.5 Hz, 1H), 7.10 (dd, J=8.5, 2.0 Hz, 1H), 6.92 (d, J=2.5 Hz, 1H), 6.88 (dd, J=8.0, 2.5 Hz, 1H), 6.37 (d, J=2.0 Hz, 1H), 6.34 (dd, J=7.0, 2.0 Hz, 1H), 4.36-4.34 (m, 2H), 3.79 (s, 3H), 3.71 (s, 3H), 3.53-3.52 (m, 2H), 3.10 (t, J=6.0 Hz, 2H), 2.35 (s, 3H); ESI MS m/z 400 [M+H]+; HPLC (Method A) 95.8% (AUC), tR=14.5 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09296743B2
Source datasetuspto-grants-2016_03
ORD IDord-ca24be5998ab433bb165d4ddc3980841
Source noteuspto-grants-2016_03