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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1436041Generated: October 26, 2026

3-(N-tert-Butoxycarbonyl-N-methylamino)pyrrolidine → Hydrochloric Acid

https://huagongshe.com/reaction/1436041

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(N-tert-Butoxycarbonyl-N-methylamino)pyrrolidineHCID 2761404—
Reactant(S)-Methyl-pyrrolidin-3-yl-carbamic acid tert-butyl esterHCID 7171888—
Reactant4-Bromo-5-isoquinolinesulfonyl chlorideHCID 14580058—
Reactant4-Chloroisoquinoline-5-sulfonyl chlorideHCID 22121908—
ProductHydrochloric AcidHCID 313—
Product(S)-3-[N-(tert-butoxycarbonyl)-N-methylamino]-1-(4-chloro-5-isoquinolinesulfonyl)pyrrolidineHCID 67243150—

Reaction Steps

That is, (S)-3-[N-(tert-butoxycarbonyl)-N-methylamino]-1-(4-chloro-5-isoquinolinesulfonyl)pyrrolidine (Intermediate 21a) was prepared by using 4-chloro-5-isoquinolinesulfonyl chloride and (S)-3-[N-(tert-butoxycarbonyl)-N-methylamino]pyrrolidine in the method of Example 31, Step A instead of 4-bromo-5-isoquinolinesulfonyl chloride and 3-[N-(tert-butoxycarbonyl)-N-methylamino]pyrrolidine, respectively, and then used in the method of Example 31, Step B in a similar manner to obtain the compound of Example 19-3 as hydrochloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07618984B2
Source datasetuspto-grants-2009_11
ORD IDord-36cd2ec9352a481da8dd8a7ead237c0d
Source noteuspto-grants-2009_11