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ChemicalBook CAS DataBase List N-Methylparoxetine
110429-36-2

N-Methylparoxetine synthesis

8synthesis methods
-

Yield:-

Reaction Conditions:

with potassium tert-butylate in N,N-dimethyl acetamide at 55 - 60; for 2 h;

Steps:

2

Example 2:; Preparation of iV-methylparoxetine, compound of formula V (wherein R' is methyl).; To a stirred solution of sesamol (27.5g) in AζN-dimethylacetamide (150ml) was added potassium tertiary butoxide (18.5g), followed by compound of formula IV (wherein R' is methyl and R" is jp-tolyl) (50g). The mixture was heated for 2hrs under stirring at 55 to 60 C, cooled to 10-150C, and quenched with aqueous sodium hydroxide. The product was filtered, washed with water and dried till constant weight to obtain N-methylparoxetine as a white solid, purity >99.0% by HPLC.

References:

WO2007/15262,2007,A2 Location in patent:Page/Page column 16

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