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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1096203Generated: November 1, 2026

(4S)-6-Azaspiro[2.5]octan-4-ol → Hydrochloric Acid

https://huagongshe.com/reaction/1096203

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(4S)-6-Azaspiro[2.5]octan-4-olHCID 44541813—
Reactant(S)-2-[4-(3-chloro-phenyl)-7-oxo-[1,4]diazepan-1-yl]-4-oxo-butyric acid methyl esterHCID 86638380—
ProductHydrochloric AcidHCID 313—
Product(S)-2-[4-(3-Chloro-phenyl)-7-oxo-[1,4]diazepan-1-yl]-4-((S)-4-hydroxy-6-aza-spiro[2.5]oct-6-yl)-butyric Acid methyl esterHCID 59159253—

Reaction Steps

In analogy to the procedure described in example 1K, (S)-2-[4-(3-chloro-phenyl)-7-oxo-[1,4]diazepan-1-yl]-4-oxo-butyric acid methyl ester and (S)-6-aza-spiro[2.5]octan-4-ol; hydrochloride (intermediate 2) gave the title compound as light yellow foam. MS: 450.3 (MH+, 1Cl).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08138175B2
Source datasetuspto-grants-2012_03
ORD IDord-f20a309fcfda4a1bb2ebd5035412f604
Source noteuspto-grants-2012_03