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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2047092Generated: November 2, 2026

5-(1,4-Dioxaspiro[4.5]decan-8-yl)pyrazolo[1,5-a]pyrimidin-7-amine → 5-(1,4-Dioxaspiro[4.4]nonan-7-yl)pyrazolo[1,5-a]pyrimidin-7-amine

https://huagongshe.com/reaction/2047092

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-(1,4-Dioxaspiro[4.5]decan-8-yl)pyrazolo[1,5-a]pyrimidin-7-amineHCID 66733489—
Reactant7-Chloro-5-(1,4-dioxaspiro[4.5]decan-8-yl)pyrazolo[1,5-a]pyrimidineHCID 86664781—
Reactant7-Chloro-5-(1,4-dioxaspiro[4.4]nonan-7-yl)pyrazolo[1,5-a]pyrimidineHCID 86664783—
Product5-(1,4-Dioxaspiro[4.4]nonan-7-yl)pyrazolo[1,5-a]pyrimidin-7-amineHCID 66733812—

Reaction Steps

5-(1,4-Dioxaspiro[4.4]nonan-7-yl)pyrazolo[1,5-a]pyrimidin-7-amine was synthesized in a manner similar to the synthesis of 5-(1,4-dioxaspiro[4.5]decan-8-yl)pyrazolo[1,5-a]pyrimidin-7-amine, but with 7-chloro-5-(1,4-dioxaspiro[4.4]nonan-7-yl)pyrazolo[1,5-a]pyrimidine substituted for 7-chloro-5-(1,4-dioxaspiro[4.5]decan-8-yl)pyrazolo[1,5-a]pyrimidine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08591943B2
Source datasetuspto-grants-2013_11
ORD IDord-7a00d50a9aa642f5a0f7ba7383691264
Source noteuspto-grants-2013_11