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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 126960Generated: October 31, 2026

Ammonia → HCID 20287763, compound

https://huagongshe.com/reaction/126960

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantMethyl 3-hydroxy-5,6,7,8-tetrahydronaphthalene-2-carboxylateHCID 265142—
SolventMethanolHCID 887—
ProductHCID 20287763HCID 20287763—

Reaction Conditions

Temperature100 °C

Reaction Steps

To 300 ml of methanol saturated with ammonia gas at 0° C. was added 122 g of 3-hydroxy-5,6,7,8-tetrahydro-2-naphthoic acid methyl ester, and the mixture was maintained in an autoclave at 100° C. for 5 hours. After cooling, the precipitating solid was filtered off, washed with a small amount of methanol, and dried, giving 96 g of a pale yellow crystal having the following physical properties.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04254056
Source datasetuspto-grants-1981_03
ORD IDord-ab1882b4e4274d4c9f0e8aea1f5f351a
Source noteuspto-grants-1981_03