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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 54155Generated: October 29, 2026

Acetic Anhydride → HCID 19961181, compound

https://huagongshe.com/reaction/54155

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantTriethylamineHCID 8471—
Reactant1-Aminomethyl-3-phenyl-5,6-dihydroxy-3,4-dihydronaphthaleneHCID 19961076—
SolventDichloromethaneHCID 6344—
ProductHCID 19961181HCID 19961181—

Reaction Steps

Approximately 1 mmol of 1-aminomethyl-3-phenyl-5,6-dihydroxy-3,4-dihydronaphthalene, from Example 2, was reacted with 1.2 mmol of acetic anhydride in the presence of 1.2 mmol of triethylamine in an excess of methylene chloride. The mixture was washed with 0.1N HCl, and dried. The product was precipitated by addition of ether, collected, and dried. mp 238° C. MS M/Z: 310. Anal. calc. for C19H19NO3.HBr C: 65.03; H, 5.72; N, 3.61; found: C, 73.46; H, 6.13; N, 4.49.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05621133
Source datasetuspto-grants-1997_04
ORD IDord-a2b8d786fd1e46ad9ded0093a3568413
Source noteuspto-grants-1997_04