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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 583628Generated: October 30, 2026

Sodium hydride → HCID 21707640, compound

https://huagongshe.com/reaction/583628

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
ReactantSulfoxonium, trimethyl-, iodide (1:1)HCID 74498—
ReactantHCID 53884120HCID 53884120—
ProductHCID 21707640HCID 2170764035.1%

Reaction Steps

13.0 g (60 mmol) of 2-[2-(2,2,3-trimethylcyclopent-3-enyl)ethylidene]cyclopentanone was cyclopropanated with 16.2 g (74 mmol) of trimethylsulfoxonium iodide and 3.6 g (75 mmol) of 50% oil suspension of sodium hydride according to Example 11a to give 4.9 g (35% yield) of 1-(2,2,3-trimethylcyclopent-3-enylmethyl)spiro[2.4]heptan-4-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05929291
Source datasetuspto-grants-1999_07
ORD IDord-6a85e3be4c70475d9afb5b56562df8ed
Source noteuspto-grants-1999_07