HANMOD md SHIRE ' 8howed come yearr ego that the bensidine rearrangement 18 of seoond order with re8peot to the aoid oatalyat; they therefore ' G. S.
The mechanism of the rearrangement of p-quinamines to 4-aminodiphenylethers an analogue of the benzidine rearrangement
โ Scribed by B. Miller
- Publisher
- Elsevier Science
- Year
- 1962
- Tongue
- French
- Weight
- 199 KB
- Volume
- 3
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
THE rate of rearrangement of m-hydrazoaniline to g,2'-diaminobenzidine is inversely proportional to the concentration of strong acid in 95 per cent alcoholic solutions over the range of acidities 0.0067-0.04 M. The result Publications, London (1958).
The mechanism of the thermal conversion of allyltrimethylsilane to trimethylvinylsilane does not involve methylene extrusion.
The classical Fries rearrangement, ' a well known acidcatalyzed process illustrated in equation 1, can be effected in 3-6 the absence of acid catalysts by means of ultraviolet light. OH (1) CsH,OCOR -------) COR + OH Esters successfully rearranged by the photo-Fries reaction include phenyl acetate3
The rearrangement of Z(vinyloxy)alkyl to 4-ketobutyl radicals has been demonstrated b proceed by a two step mechanism involving initial 5-endo-trigoual cyclii 10 give a tetrahydrof~yl radical which thtn fragments to the final radical. Fragmentation of the tetrahydrofrwnyl radicals is demonstrated by