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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1894391Generated: November 3, 2026

tert-Butyl 3,9-diazaspiro[5.5]undecane-3-carboxylate → HCID 25261825, compound

https://huagongshe.com/reaction/1894391

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl 3,9-diazaspiro[5.5]undecane-3-carboxylateHCID 15296367—
Reactant(4S,5R)-2-(6-tert-butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl chlorideHCID 57669958—
ProductHCID 25261825HCID 25261825—

Reaction Steps

In a manner analogous to the method described in examples 8, (4S,5R)-2-(6-tert-butyl-4-ethoxy-pyridin-3-yl)-4,5-bis-(4-chloro-phenyl)-4,5-dimethyl-4,5-dihydro-imidazole-1-carbonyl chloride (example 51) was coupled with 3,9-diaza-spiro[5.5]undecane-3-carboxylic acid tert-butyl ester (Syntech Labs) to give the title compound. HR-MS (ES, m/z) calculated for C43H56Cl2N5O4 [(M+H)+] 776.3704, observed 776.3699.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08513239B2
Source datasetuspto-grants-2013_08
ORD IDord-45d79dfce3ad486f97e94925b0a0b78e
Source noteuspto-grants-2013_08