By A. R. & Boulton, A. J. [Eds]. Katritzky
The current quantity comprises 4 chapters. the 1st (by Ollis and Ramsden) classifies and discusses the chemistry of that attention-grabbing crew of compounds often called meso-ionic heterocycles and features a beneficial basic definition of the time period. the second one bankruptcy (Litvinov and Gol'dfarb) bargains with platforms with (or extra) thiophene (or selenophene) jewelry without delay fused jointly. The 1,2,3-triazines, in addition to the better-known 1,2,3-benzotri-azines and different fused 1,2,3-triazine structures, are mentioned within the 3rd bankruptcy, by means of Kobylecki and McKillop. within the final bankruptcy George, Khetan, and Gupta deal with heterocyclic syntheses which contain the addition of nucleo-philic reagents to acetylenic esters.
Read or Download Advances in Heterocyclic Chemistry, Vol. 19 PDF
Similar chemistry books
The current quantity includes 4 chapters. the 1st (by Ollis and Ramsden) classifies and discusses the chemistry of that attention-grabbing crew of compounds often called meso-ionic heterocycles and contains a beneficial normal definition of the time period. the second one bankruptcy (Litvinov and Gol'dfarb) bargains with platforms with (or extra) thiophene (or selenophene) jewelry without delay fused jointly.
From the reviews:“This publication is a accomplished evaluation of the different sorts of nanoscale probes which have been and are presently being built for sensing of analytes. The well timed reference part permits the reader to find key references to the first literature for growth of the fabric lined.
This ebook has been many years within the making. on the grounds that its starting the idea that has been sophisticated again and again. this can be a first try at a technical publication for me and fortuitously the objectives i've got set were accomplished. i've been thinking about water established ink assessment for the reason that its doubtful start nings within the early Seventies.
- Correlations and Connectivity: Geometric Aspects of Physics, Chemistry and Biology
- F Perfluorohalogenoorgano Compounds of Main Group Elements: Compounds with Elements of the Main Group 6 (SIV, SVI, Se Te) and with I
- FOREGS geochemical mapping field manual
- Quantum Systems in Chemistry and Physics: Progress in Methods and Applications
- Surface Tension and Surface Energy and Their Influence on Chemical Phenomena (Classic Reprint)
- Chemistry: Foundations and Applications
Additional resources for Advances in Heterocyclic Chemistry, Vol. 19
Bayer, H. Gotthardt, and R. Huisgen, Chem. Ber. 103, 2356 (1970). m R. Huisgen, H. Gotthardt, and H. 0. Bayer, Chem. Ber. 103, 2368 (1970). 51(a) S. Mohan, B. Kumar,and J. S. Sandhu, Chem. Ind. T. Potts and J. Marshall, J. Chem. Chem. , loo0 (1972). L. Cobb and W. E. McEwen, J . Amer. Chem. 7 7 , 5042 (1955). 4g 20 W. I). OLLlS AND C. A. RAMSDEN [Sec. VILA tion of aldehydes from Reissert compounds. Sub~equently~~ this mesoionic intermediate was trapped using 1,3-dipolarophiles. 2-Benzoyl-1,2dihydroisoquinaldonitrile (8 1) and tetrafluoroboric acid gave the Reissert salt (82), which with dimethyl acetylenedicarboxylate gave the product 83, R1 = R2 = CO,Me, and with ethyl phenyl propiolate yielded the primary adduct (84) and a secondary product (83, R1= C0,Et; R2 = Ph).
A. RAMSDEN 34 [Sec. E 151, R1 = R2 = R3 = R4 = H, formed from 1-aminopyrid-2-one and carbonyl chloride. lo6The bicyclic diazetidine ester (152) and trifluoroacetic acid gave an isomeric a-pyridone, which yielded the bicyclic meso-ionic compound 15 1, R' = R4 = Me, R2 = R3 = Ph, on heating. 2. lo7*N-Methyl-N-benzoylhydrazine(147, R' = Me, R2 = Ph) and aryl isocyanide dichlorides (ArN=CC12) yield 1,3,4-0xadiazolium chlorides (154, R1 = Me, R2 = Ph, R3 = Ar),which with diazomethane give the meso-ionic 1,3,4-0xadiazol-2-imines(153) as yellow crystalline compounds.
Scund. 23, 2733 (1969); M. Begtrup and K. V. Poulsen, ibid. 25, 2087 (1971). IzaM. Begtrup, Actu Chem. Scund. 25, 249, 795, 803, 3500 (1971). IL9 I2O 40 [Sec. G W. D. OLLIS AND C. A. 12' They undergo 1,3-~ycloadditionreactions. 127 The meso-ionic compounds 176, R1= Me, R2=p-Me C,H,, R3= H,and dimethyl acetylenedicarboxylate give the pyrazole 186, whereas with diethyl azodicarboxylate the 1,3