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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1352421Generated: October 30, 2026

Hydrochloric Acid → (R)-3-[2-(2-hydroxymethylpyrrolidin-1-yl)ethyl]-5-methylisocoumarin hydrochloride

https://huagongshe.com/reaction/1352421

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant(R)-3-[2-(2-hydroxymethylpyrrolidin-1-yl)ethyl]-5-methylisocoumarinHCID 58863423—
Product(R)-3-[2-(2-hydroxymethylpyrrolidin-1-yl)ethyl]-5-methylisocoumarin hydrochlorideHCID 68644204—

Reaction Steps

Using a known method, (R)-3-[2-(2-hydroxymethylpyrrolidin-1-yl)ethyl]-5-methylisocoumarin was converted to a hydrochloride to give (R)-3-[2-(2-hydroxymethylpyrrolidin-1-yl)ethyl]-5-methylisocoumarin hydrochloride. 1H-NMR(DMSO-d6)δ: 1.70–2.18(4H, m), 2.47(3H, s), 3.08–3.22(3H, m), 3.60–3.85(5H, m), 5.51(1H, brs), 6.82(1H, s), 7.47(1H, t, J=8 Hz), 7.69(1H, d, J=7 Hz), 7.99(1H, d, J=8 Hz), 10.31(1H, brs)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07220759B2
Source datasetuspto-grants-2007_05
ORD IDord-432a2610c315488984012c483be04a4b
Source noteuspto-grants-2007_05