3-Quinolinecarboxylic acid, 4-chloro-8-methoxy-, ethyl ester → HCID 67251041, compound

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Reaction Steps

4-Chloro-8-methoxy-quinoline-3-carboxylic acid ethyl ester (265 mg, 1.0 mmol) was treated with C-(tetrahydro-pyran-4-yl)-methylamine (1.5 mmol) following general procedure B to afford 8-methoxy-4-[(tetrahydro-pyran-4-ylmethyl)-amino]-quinoline-3-carboxylic acid ethyl ester (324 mg). 3-Ethyl-7-methoxy-1-(tetrahydro-pyran-4-ylmethyl)-1 H-pyrimido[5,4-c]quinoline-2,4-dione (19 mg) was prepared from 8-methoxy-4-[(tetrahydro-pyran-4-ylmethyl)-amino]-quinoline-3-carboxylic acid ethyl ester (0.10 mmol) and ethyl isocyanate (0.4 mmol) following general procedure C. LCMS: m/z 370 [M+1]+.

Provenance & Evidence