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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2060741Generated: October 29, 2026

Water → HCID 45279720, compound

https://huagongshe.com/reaction/2060741

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantTrifluoroacetic acidHCID 6422—
ReactantTriethylsilaneHCID 12052—
ReactantHCID 45279723HCID 45279723—
SolventDichloromethaneHCID 6344—
ProductHCID 45279720HCID 45279720—

Reaction Steps

To a solution of 1-[(4-chlorophenyl)(hydroxy)methyl]-4-oxo-4H-quinolizine-3-carboxylic acid (0.300 mg, 0.910 mmol) in 5 mL of CH2Cl2 was added triethylsilane (0.29 mL, 1.8 mmol) and trifluoroacetic acid (0.35 mL, 4.5 mmol). After 1.5 h, 10 mL of water was added, and the reaction was extracted with CH2Cl2, dried over sodium sulfate, filtered, and concentrated in vacuo. The resultant residue was subjected to purification via reverse phase HPLC to yield the title compound that gave a mass ion (ES+) of 313.96 for M+H+. 1H NMR (400 MHz, CD3OD) δ 9.49 (d, J=7.1 Hz, 1H), 8.40 (s, 1H), 8.07 (d, J=9.1 Hz, 1H), 7.99-7.94 (m, 1H), 7.62-7.58 (m, 1H), 7.32 (d, J=8.5 Hz, 2H), 7.22 (d, J=8.8 Hz, 1H), 4.32 (s, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08278453B2
Source datasetuspto-grants-2012_10
ORD IDord-ea0081a5530b4cacbec4151ea553c827
Source noteuspto-grants-2012_10