Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1369604Generated: October 30, 2026

Methanesulfonic Acid → [3S,4aR,6S,8aR]-Ethyl-6-((4-Ethoxycarbonyl-1H-Imidazol-1-yl)Methyl)-1,2,3,4,4a,5,6,7,8,8a-Decahydroisoquinoline-3-Carboxylate

https://huagongshe.com/reaction/1369604

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanesulfonic AcidHCID 6395—
Reactant[3S,4aR,6S,8aR]-Ethyl-6-((4-Ethoxycarbonyl-1H-Imidazol-1-yl)Methyl)-1,2,3,4,4a,5,6,7,8,8a-Decahydroisoquinoline-3-CarboxylateHCID 9799112—
SolventEthyl AcetateHCID 8857—
Product[3S,4aR,6S,8aR]-Ethyl-6-((4-Ethoxycarbonyl-1H-Imidazol-1-yl)Methyl)-1,2,3,4,4a,5,6,7,8,8a-Decahydroisoquinoline-3-CarboxylateHCID 9799112—
Product[3S,4aR,6S,8aR]-Ethyl-6-((4-Ethoxycarbonyl-1H-Imidazol-1-yl)Methyl)-1,2,3,4,4a,5,6,7,8,8a-Decahydroisoquinoline-3-Carboxylate MethanesulfonateHCID 20594302—

Reaction Steps

The methanesulfonic acid salt of [3S,4aR,6S,8aR]-Ethyl-6-((4-ethoxycarbonyl-1H-imidazol-1-yl)methyl)-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylate is prepared in a manner analogous to the procedures described above from one equivalent of methanesulfonic acid and one equivalent of [3S,4aR,6S,8aR]-Ethyl-6-((4-ethoxycarbonyl-1H-imidazol-1-yl)methyl)-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylate in ethyl acetate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06579886B2
Source datasetuspto-grants-2003_06
ORD IDord-a62916c597154eb5ab8152468376c7c9
Source noteuspto-grants-2003_06