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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2351523Generated: November 2, 2026

Methanol → HCID 15671138, compound

https://huagongshe.com/reaction/2351523

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantHCID 15671134HCID 15671134—
CatalystPalladiumHCID 23938—
SolventBenzeneHCID 241—
ProductHCID 15671138HCID 1567113874.3%

Reaction Steps

Following a procedure similar to that described in Preparation 4, 760 mg of 2,5,6,7,8-pentamethyl-2-(4-nitrophenoxymethyl)-2H-chromene (prepared as described in Preparation 31) were hydrogenated, using 100 mg of 10% w/w palladium-on-carbon, 20 ml of methanol and 70 ml of benzene, at atmospheric pressure, to afford 520 mg of the title compound as a pale yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04873255
Source datasetuspto-grants-1989_10
ORD IDord-23a20921f66440de81f67fab95aa8e01
Source noteuspto-grants-1989_10