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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 928032Generated: October 29, 2026

1-ethyl-L-Proline → Methyl (1aRS,7bSR)-5-(2-[N-((S)-1-ethylpyrrolidine-2-yl)carbonyl-N-methylaminomethyl]-4-fluorobenzenesulfonylamino)-1,1a,2,7b-tetrahydrocyclopropa-[c]chromene-4-carboxylate

https://huagongshe.com/reaction/928032

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-ethyl-L-ProlineHCID 28354718—
Reactantmethyl (1aRS,7bSR)-5-(4-fluoro-2-methylaminomethylbenzenesulfonylamino)-1,1a,2,7b-tetrahydrocyclopropa[c]chromene-4-carboxylateHCID 71006427—
Reactantmethyl (1aRS,7bSR)-5-(2-{N-[((R)-1-ethylpyrrolidine-2-yl)carbonyl]-N-methyl-aminomethyl}-4-fluorobenzenesulfonylamino)-1,1a,2,7b-tetrahydrocyclopropa[c]chromene-4-carboxylateHCID 86713262—
ProductMethyl (1aRS,7bSR)-5-(2-[N-((S)-1-ethylpyrrolidine-2-yl)carbonyl-N-methylaminomethyl]-4-fluorobenzenesulfonylamino)-1,1a,2,7b-tetrahydrocyclopropa-[c]chromene-4-carboxylateHCID 86713349—

Reaction Steps

Prepared by proceeding in a similar manner to Intermediate 155, starting from methyl (1aRS,7bSR)-5-(4-fluoro-2-methylaminomethylbenzenesulfonylamino)-1,1a,2,7b-tetrahydro-cyclopropa[c]chromene-4-carboxylate (intermediate 156) and (S)-1-ethylpyrrolidine-2-carboxylic acid (Intermediate 106) as a solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290472B2
Source datasetuspto-grants-2016_03
ORD IDord-14ac4a29482d42f9a617a96f6143d957
Source noteuspto-grants-2016_03