## Abstract 1,2,3,4‐Tetrahydro‐4,6‐dimethyldibenzothiophene was prepared by coupling 2‐bromo‐3‐methylcyclohexanone with 2‐methylbenzenethiol and annulating the product with the aid of polyphosphoric acid. A mixture of 1,2,3,4‐tetrahydro‐4,6‐dimethyldibenzothiophene and 4,6‐dimethyldibenzothiophene
An efficient synthesis of pure 4,6-dimethyldibenzothiophene
✍ Scribed by Valérie Meille; Emmanuelle Schulz; Marc Lemaire; René Faure; Michel Vrinat
- Publisher
- Elsevier Science
- Year
- 1996
- Tongue
- French
- Weight
- 437 KB
- Volume
- 52
- Category
- Article
- ISSN
- 0040-4020
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## Abstract The synthesis of three key intermediates of the hydrogenation pathway in the hydrodesulfurization of 4,6‐dimethyldibenzothiophene (4,6‐DM‐DBT; **1**) is described. The hydrogenated derivatives 1,2,3,4‐tetrahydro‐4,6‐dimethyldibenzothiophene (= 4,6‐dimethyl‐1,2,3,4‐tetrahydrodibenzothiop
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