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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 853908Generated: October 30, 2026

1-(Chloromethyl)cyclobutane-1-carbonitrile → Pyrimidoindolone, 25a

https://huagongshe.com/reaction/853908

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(Chloromethyl)cyclobutane-1-carbonitrileHCID 55298189—
Reactant5'-{[(2S)-2-(methoxymethyl)pyrrolidin-1-yl]sulfonyl}spiro[1,3-dioxane-2,3'-indol]-2'(1'H)-oneHCID 58932550—
ProductPyrimidoindolone, 25aHCID 11495091—

Reaction Steps

The title compound was prepared as a yellow solid from 5′-{[(2S)-2-(methoxymethyl)pyrrolidin-1-yl]sulfonyl}spiro[1,3-dioxane-2,3′-indol]-2′(1′H)-one and 1-chloromethyl-cyclobutanecarbonitrile (Syn. Comm. 20(12) 1757, 1990) using a procedure similar to that of steps 3-5 of Example 12. NMR (400 Mz, DMSO-d6): consistent. MS: (ES−) m/z 402 [M−H]. m.p.: 146.8.8-147.4° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07256198B2
Source datasetuspto-grants-2007_08
ORD IDord-a3f994c58a9147c18b94a82eaf053d2a
Source noteuspto-grants-2007_08