Organic Lab Reactions 48

Organic Lab Reactions 48

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E. Rearrangements of Ethers Containing Disubstituted Allyl Groups, Benzene Derivatives Compound Allyl Group <«,7-Dimethyl •a.T-Dimethyl «-Ethyl-y-methyl «-Ethyl-7-methyl «-n-Propyl-7-methyl <*-ra-Propyl-7-methyl «-n-Butyl-7-methyl a-n-Butyl-7-methyl •a,7-Trimethylene (2-Cyclohexenyl- oxybenzene) 7,7-Dimethyl •y,7-Dimethyl «,a,7,7-Tetramethyl Ring None 4-Carbethoxy None 2-Methyl None 2-Methyl None 2-Methyl None None 4-Carbethoxy Conditions Time, hours 1 —I 1 0.5 0.5 0.5 0.5 0.5 0.5 3.5 1 Tempera- ture, ° C. 200 Remixing 208-213 200-205 200-230 228-230 200-230 200-230 200-230 Solvent Diethylaniline (inert atmosphere) (With calcined soda) 197-224 160-170 * Product 2-(a,7-Dimethylallyl)-phenol Same product as above 1,3-Pentadiene Ethyl p-hydroxybenzoate 1,2,4-C 6 H 3 (OH)- [CH(CH 3 )CH=CHCH8](CO
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