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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1957082Generated: November 2, 2026

Sodium Hydroxide → 1H-Indole, 2,3-dihydro-3,3-dimethyl-2-methylene-1-octadecyl-

https://huagongshe.com/reaction/1957082

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
Reactant2,3,3-TRIMETHYLINDOLINEHCID 10942760—
ReactantHCID 21932949HCID 21932949—
SolventWaterHCID 962—
Product1H-Indole, 2,3-dihydro-3,3-dimethyl-2-methylene-1-octadecyl-HCID 1108012384.1%

Reaction Steps

A mixture of 5.2 g (32 mmol) of 2,3,3-trimethylindoline and 15.8 g (48 mmol) of octadecylammonium bromide was heated with stirring followed by treating with a solution of 8 g of sodium hydroxide in 50 ml of water. After usual working-up, there were obtained 4.2 g of the title compound in a 84.1% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05782969
Source datasetuspto-grants-1998_07
ORD IDord-cfd9262709cd4727a6d4a6aa9eb72577
Source noteuspto-grants-1998_07