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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1836491Generated: October 30, 2026

4-Methoxybenzaldehyde → HCID 520640, compound

https://huagongshe.com/reaction/1836491

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-MethoxybenzaldehydeHCID 31244—
ReactantO-Methylhydroxylamine hydrochlorideHCID 521874—
ProductHCID 520640HCID 520640100%

Reaction Steps

Reaction of 4-methoxybenzaldehyde with methoxylamine hydrochloride as described in the preparation of compound 3-A gave the title oxime ether as a clear oil (100% yield ). 1HNMR indicated a 95:5 mixture of E- and Z-isomers. 1HNMR 400 MHz (CDCl3) δ (ppm): (E-isomer) 3.83 (3H, s, OCH3), 3.94 (3H, s, OCH3), 6.89 (2H, m, aromatics), 7.52 (2H, m, aromatics), 8.05 (1H, s, CH).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06777440B2
Source datasetuspto-grants-2004_08
ORD IDord-5a506d4a3d6b4731a3320400701ecf52
Source noteuspto-grants-2004_08