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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2226189Generated: November 2, 2026

(+)-3-[4-[N-(5-Methoxychroman-3-Yl)Amino]Butyl]-2,4-Dioxo-3-Azaspiro[4.5]Decane → (+)-3-[4-[N-n-Propyl-N-(5-Methoxychroman-3-Yl)Amino]Butyl]-2,4-Dioxo-3-Azaspiro[4.5]Decane (Oxalate)

https://huagongshe.com/reaction/2226189

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(+)-3-[4-[N-(5-Methoxychroman-3-Yl)Amino]Butyl]-2,4-Dioxo-3-Azaspiro[4.5]DecaneHCID 18966575—
Reactant(+)-3-{4-[N-(5-Methoxy-3-Chromanyl)Amino]Butyl}-2,4-Dioxo-3-Azaspiro[4.5]Decane OxalateHCID 18966585—
Product(+)-3-[4-[N-n-Propyl-N-(5-Methoxychroman-3-Yl)Amino]Butyl]-2,4-Dioxo-3-Azaspiro[4.5]Decane (Oxalate)HCID 18966570—

Reaction Steps

Using the procedure described in Example 29, but replacing the compound of Example 28 by the compound of Example 30, the product of the title is obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05346916
Source datasetuspto-grants-1994_09
ORD IDord-49b87e04ab7340c8964939a420b85ca1
Source noteuspto-grants-1994_09