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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2050165Generated: October 30, 2026

Methane → 7-(3-[4-Acetyl-3-hydroxy-2-n-propylphenoxy]-2-hydroxypropoxy)-4-hydroxycoumarin

https://huagongshe.com/reaction/2050165

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethaneHCID 297—
Reactant7-(3-[4-Acetyl-3-hydroxy-2-n-propylphenoxy]-2-hydroxypropoxy)-4-benzyloxycoumarinHCID 20331424—
SolventDimethylformamideHCID 6228—
Product7-(3-[4-Acetyl-3-hydroxy-2-n-propylphenoxy]-2-hydroxypropoxy)-4-hydroxycoumarinHCID 54686031—

Reaction Steps

Hydrogenation of 7-(3-[4-acetyl-3-hydroxy-2-n-propylphenoxy]-2-hydroxypropoxy)-4-benzyloxycoumarin (3.42 g; 0.0066 mole) in DMF (60 ml) at atmospheric pressure using 10% palladinized charcoal afforded the title compound; 2.86 g as a tlc pure foam. (DMSO); 9.13 (3H, t, J 6.7 Hz); 8.59 (2H, m) 7.40 (3H, s); 7.40 (2H, m); 6.30 (1H, broad exchangeable); 5.75 (5H, s); 4.75 (1H, broad exchangeable); 4.50 (1H, exchangeble) 3.30 (1H, d, J 9.3Hz); 3.01 (2H, m); 2.23 (1H, d, J 9.6 Hz); 2.15 (1H, d, J 9.3Hz); 1 low field sharp exchangeable. Molecular ion at m/e 428.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04200577
Source datasetuspto-grants-1980_04
ORD IDord-e873d07312384e69b73405c9d15e4443
Source noteuspto-grants-1980_04