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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1447654Generated: November 2, 2026

Hydroxide → HCID 21153174, compound

https://huagongshe.com/reaction/1447654

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroxideHCID 961—
Reactant1-Chloro-2-nitrobenzeneHCID 6945—
ReactantHCID 86736721HCID 86736721—
SolventDimethyl SulfoxideHCID 679—
ProductHCID 21153174HCID 21153174196.4%

Reaction Conditions

Temperature70 °C

Reaction Steps

A mixture of 11 ml of dimethylsulfoxide and 1.1 g of hydroxide as a 50% oil dispersion was heated in a bath at 70° C. for 30 minutes and after cooling the mixture to 20° C., 4.1 g of cis 7-dimethylamino-6,7,8,9-tetrahydro-5H-benzocyclohepten-5-ol were added thereto. The mixture was stirred for 10 minutes at room temperature and then 6.32 g of o-chloronitrobenzene were added thereto while cooling in an ice bath. The mixture was stirred for 30 minutes at 20° C. and was extracted with methylene chloride. The organic phase was washed with water, dried over magnesium sulfate and was filtered. The filtrate was evaporated to dryness under reduced pressure to obtain 12.8 g of cis N,N-dimethyl-5-[2-nitrophenoxy]-6,7,8,9-tetrahydro-5H-benzocyclohepten-7-amine in the form of a brown oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04177292
Source datasetuspto-grants-1979_12
ORD IDord-4a3d40def30040e79fb3dceddd1701f7
Source noteuspto-grants-1979_12