𝔖 Bobbio Scriptorium
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Sels de tetramethylammonium, derives de l'acide orthophosphorique reactifs d'elimination. Obtention de cetones α,β-ethyleniques a partir de cetonesα-halogenees.

✍ Scribed by G. Sturtz; A. Raphalen


Publisher
Elsevier Science
Year
1970
Tongue
French
Weight
189 KB
Volume
11
Category
Article
ISSN
0040-4039

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✦ Synopsis


SELS DE TETRAMETHYLAMMONIUM, DERIVES DE L'ACIDE ORTHOPHOSPHORIQUE REACTIFS D'ELIMINATION. OBTENTIONDECETONES a,8 -ETHYLENIQUESAPARTIRDECETONESa-HALOGENEES. par G. Sturtz et A. Raphalen


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Activation du zinc par le trimethylchlor
✍ G. Picotin; Ph. Miginiac 📂 Article 📅 1987 🏛 Elsevier Science 🌐 French ⚖ 141 KB

## B_cthylenic alcohols can be prepared in ether fron an a-ethylenic bromide, a carbonyl compound and zinc, provided the metal is previously activated by addition of a small amount of trimethylchlorosil ane.