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Synthesis and properties of 3,4-di-t-butylbutanedione

โœ Scribed by Ae. de Groot; D. Oudman; Hans Wynberg

Publisher
Elsevier Science
Year
1969
Tongue
French
Weight
123 KB
Volume
10
Category
Article
ISSN
0040-4039

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๐Ÿ“œ SIMILAR VOLUMES

Synthesis and properties of 3,4-di-t-but
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OWING to the strong steric repulsion which has been demonstrated' to exist between the t-butyl groups in an o-di-t-butylbeneene system, some degree of stabilization of the dienone tautomer (II) of 3,4-di-tbutylphenol (I) might be expected to oc~ur.~ We now wish to report the synthesis of this substa

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Di-g-butylthiophene (1) was surprisingly easily synthesized from readily accessible bis(Z-t-butyl-2-oxoethyl) sulfide (2). Reactions of 1 with a variety of electrophiles were examined. Sterically overcrowded 3,4-di-t-butylthiophene (1) was first synthesized in 19801 after numerous unsuccessful att