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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1032734Generated: October 31, 2026

Methyl iodide → HCID 178470072, compound

https://huagongshe.com/reaction/1032734

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
ReactantSodium hydrideHCID 24758—
Reactant1-Ethyl-1,4-dihydro-4-oxo-7-(3-pyridinyl)-3-quinolinecarboxylic acidHCID 10447150—
ReactantHCID 178470078HCID 178470078—
ProductHCID 178470072HCID 178470072—

Reaction Steps

Ethyl 1,4-dihydro-2-hydroxy-1-methyl-4-oxo-7-(4-pyridinyl)-3-quinolinecarboxylate was prepared from 7.20 g dioxobenzoxazine of Example 38, part (a), 1.66 g 60% sodium hydride and 1.95 ml methyl iodide according to the procedure of Example 38, part (b), and was obtained (4.50 g) as a yellow solid, m.p. about 184° C(decompn.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04959363
Source datasetuspto-grants-1990_09
ORD IDord-80e0f111516e420bb86cf3aadae7756f
Source noteuspto-grants-1990_09