SUBJECT INDEX Acetylene cyclotrimerisation 3 18. Acid-base catalysis 66. Acidity functions 63. Addition reactions to unsaturated systems 145. Aflatoxin B ,540. Alicyclic compounds cycloaddition reactions 3 8 8. reactions 382. structure and conformation 365. synthesis 374. thermolysis 391. transition-metal reactions 399. Alicyclic large rings synthesis 376. Alicyclic systems kinetics and mechanism 110. Aliphatic acids oxidative decarboxylation 189. Aliphatic systems kinetics and mechanism 113. Alkali-metals organometallic compounds 276. Alkenes cathodic reactions of 232. Alkylarenes oxidation of 19 1. Alkylation 262. Alkylbenzenes metallation 264. Aluminium hydride reductions 242. Aluminium organometallic compounds 285.Amaryllidaceae alkaloids 475. biosynthesis 548. Annulenes 350. Anodic reactions 219. carboxylates 2 19 220. neutral organic molecules 222. organic anions 2 19. Antimony organometallic compounds 304. Aqueous organic systems pulse radiolysis studies 208. Aromatic compounds X-ray studies 45. Aroyl radicals 178. Arsenic organometallic compounds 304. Aryl ketones photoreduction 196. Aspidosperma and Iboga alkaloids 482 Azo-compound thermal decomposition 187. Backbone rearrangements in steroids 425. Baeyer-Villiger reaction 248 249. Barton reaction 422 424. Bases nucleosides and nucleotides 492. Benzene and derivatives 330. Benzene isomers 340. Benzoyl radical 177. Benzynes 340. Beryllium organometallic compounds 276.Bicyclic systems reactions 385. structure and conformation 372. synthesis 379. Bimolecular displacements kinetics and mechanism 129. Biological and biochemical systems pulse radiolysis studies 21 3. Biological X-ray studies 57. Bismuth organometallic compounds 304. Boron hydride reductions 243. Boron organometallic compounds 282. Branched-chain fatty acids synthesis 527. Cadmium organometallic compounds 279. Camphor biosynthesis 537. Carbanions and enolisation 133. Carbene complexes of transition metals 307. Carbene insertion 321. Carbenes mechanisms of reactions 172 Carbon- 13 labelling 549 550 55 I. Carbon-carbon double bond isomerisa-tion 313. Carbon skeletal rearrangement 314. Carbonium ions in solvolytic reactions 101.Carbonyl compounds cathodic reactions 235. methods of preparation 255. Carbonyl reactions kinetics and rnecha-nism 150. Carbonylation in synthesis 322. Carboxylic acids general preparations of 259. Catalytic hydrogenation 241. Cathodic reactions 23 1. of alkenes 232. of aromatic compounds 232. of carbonyl compounds 235. miscellaneous 239. of organic cations 231. Charge-transfer processes 196. Cheletropic processes mechanisms 170. Chemically induced dynamic nuclear pola- risation 179. Chiroptical techniques 36. Cholesterol biosynthesis 540. Circular dichroism 36. Clathrates X-ray studies 52. Co-dimerisation 320. Coenzyme B * 558. mechanism 563. n-Complexes 3 19.a-Complexes. 3 10. Configurational assignments from 0.r.d. and c.d. 40. Conformational studies solvent and tem- perature dependence 41. Corynanthh-Strychnos alkaloids 480. Cotton effect 36. Coupling methods 262. Crownanes 245. Crystallographic studies 43. Cyanolipids 532. Cycloaddition reactions 2 +2 388. 4+2 389. mechanisms 154. Cycloalkane acids synthesis 525. Cyclophanes 350. Cyclotrimerisation of acetylenes 3 18. DNA 519. Decarboxylation in synthesis 323. Dehydrogenases structure 567. Diacyl peroxides 183. Diazomium salts 180 181. Dienone rearrangements 197. Dimerisation of olefins 3 17 3 19. Di-n-methane rearrangements 201 202. Diol lipids 529. Dioldehydrase 558. Dioxetan formation 204.Displacement reactions kinetics and mechanisms 13 1. sites other than carbon 131. Diterpere biosynthesis 539. Diterpenoids 41 3. Ecd}sone synthesis 430. Hectrocyclic reactions mechanisms 168. Election spin resonance flow systems 28. halogen splittings 22. hyperfine splittings 18. kinetics 23. linewidths 23. photolysis 27. proton splittings 19. relaxation 23. E.s.r. spectra anion radicals 30. cation radicals 29. nitroxides 33. short-lived radicals 27. stable radicals 29. Electro-organic chemistry 21 9. practical innovations 240. Electrophilic aromatic substitution 90. Electrophilic attack on co-ordinated ligands 325. Elimination reactions kinetics and mech- anism 141. Subject Index Enzyme catalysis 557.Enzyme mechanisms 557. Ergot alkaloid biosynthesis 543. Ester hydrolysis 80. Ethanol deaminase. 560. Fatty acids 523. isolation and structure 523. reactions 528. synthesis 524. Five-membered rings reactions 384. structure and conformation 368. synthesis 376. Four-membered rings reactions 382. structure and conformation 368. synthesis 375. Fragmentation processes in mass spectro- metry 10. Free-radical reactions 177. Furan photodecomposition 199. Gallium organometallic compounds 285. Germanium organometallic compounds 289. Gossypol biosynthesis 538. Gibberellin biosynthesis 539. Glutamate mutase 562. Glycerol dehydrase 560. Glycerol lipids 529. Glycolipids 53 1. Grignard reagents 277.Halogens reductive cleavage 238. Heterocyclic compounds 433. five-membered rings with one hetero-atom 440. with two or more hetero-atoms 446. four-membered rings 437. seven-membered and larger rings 460. six-membered rings nitrogen derivatives 449. oxygen derivatives 452. sulphur derivatives 452. with two or more hetero-atoms 456. three-membered rings 433. X-ray studies 49. Homoaromaticity 328. Homogeneous reduction of functional groups 310. Hydrocarbon complexes of transition metals 306. Hydrogen bonding X-ray studies 52. Hydrogen exchange reactions 3 10. Hydrogenation of carbon-carbon unsatura- tion 310. Hydrosilylation of olefins 312. Indium argonometallic compounds 285. Indole alkaloids 478. biosynthesis 542.Subject Index Insertion reactions organometallic com-pounds 321. Intermolecular hydrogen exchange 3 12. Intramolecular oxidative addition 3 12. Ion cyclotron resonance spectroscopy 7. Ion energies from mass spectrometry 7. Ion kinetic energy spectroscopy 7. Ion structures from mass spectrometry 7. Ionones 201. Isomerisation of C =C 31 3. Isomerisation of the carbon skeleton 314. lsoquinoline alkaloids 47 1. biosynthesis 544. Kinetics acid-base catalysis 66. electrophilic aromatic substitution 90. ester hydrolysis 80. nucleophilic aromatic substitution 97. solvolytic reactions 107. substituent effects 96. Kinetics and mechanisms alicyclic systems 110. aliphatic systems 1 13. carbonyl reactions 150.elimination reactions 141. neighbouring groups 132. norbornyl systems 11 5. rr-participation 107. small rings 12 1. vinyl cations 125. Kolbe reaction 2 19. Lead organometallic compounds 296. Linear free-energy relationships 96. Lithium organometallic compounds 274. Loganin biosynthesis 536. Lupin alkaloids 469. L-@-Lysine mutase 562. Magnesium organometallic compounds 277. Magneto-optical techniques 42. Mass spectrometry interpretative methods 7. Meisenheimer rearrangement 179. Mercury organometallic compounds 280. Mesembrine alkaloids 477. Metallation of alkylbenzenes 264. Methylmalonyl CoA mutase 561. Mevalonic acid biosynthesis 535. Molecular basicity 63. Monoterpenes 403. biosynthesis 536.Multicyclic compounds X-ray studies 43. Mycolic acids 524. Natural products X-ray studies 54. Neighbouring-group participation kinetics and mechanism 132. Nitrenes mechanisms of reactions 174. Non-aqueous organic systems pulse radio- lysis studies 21 1. 621 Non-benzene systems 344 341. Norbornyl systems kinetics and mech-anism 115. Normal-chain fatty acids synthesis 524. Norrish reactions 195 199. Nucleic acids pairing and stacking 505. Nucleophilic aromatic substitution 97. Nucleophilic attack on co-ordinated ligands 324. Nucleosides 492. Nucleotides 492. Octant Rule 37. Olefins dimerisation 3 17 3 19. disproportionation 3 16. hydrosilylation 3 12. reactions 253. synthesis 25 1. Oligomerisation of unsaturated hydrocar- bons 3 17.Oligonucleotides 497. Optical rotatory dispersion 36. Orbital symmetry correlations 153. Organic cations cathodic reactions 23 1. Organo-sulphur compounds 309. Oxetan formation 200. Oxidation methods 246. Pairing and stacking conformations of nucleic acids 505. Pericyclic processes mechanisms 170. Phosphorus organometallic compounds 300. Photochemistry 195. of aromatic systems 197. of nucleic acids 501. Photo-Fries reaction 199. Photonitrosation of hydrocarbons 205. Phthiocerols 53 1. Piperidine alkaloid biosynthesis 545. Poiycyclic systems 355 reactions 387. synthesis 381. Polyfluorophenyl radicals 182. Polyketide biosynt hesis 548. Prebiotic chemistry 491. Prostaglandins synthesis 525.Prosthetic groups 564. Protein biosynthesis 516. Pulse radiolysis studies aqueous organic systems 208. biological and biochemical 21 3. non-aqueous organic systems 2 1 1. pyrimidines 2 1 3. reactive intermediates 207. Pyridine alkaloids 468. Pyridine nucleotides 566. active site groups 567. conformation 566. geometry of the active site 570. role in C =C reduction 570. 622 Subject Index role in carbohydrate transformations Stilbene photocyclisation 199. 572. Substitution nucleophilic aromatic 97. Pyrimidines pulse radiolysis studies 2 13. Sulphate radical-ion 188. Pyrrolizidine alkaloids 467. Sulpholipids 532. biosynthesis 547. Symmetrical chromophores regional rules 37. Quenching data 195.Quinoline alkaloids 469. Thallium organometallic compounds 285. Thermolysis alicyclic compounds 391. RNA 507. Three-membered rings Radical pairs 178. reactions 382 Reactive intermediates pulse radiolysis structure and conformation 368. studies 207. synthesis 375. Rearrangement processes in mass spectro- Thujone biosynthesis 537. metry 10. Tin organometallic compounds 296. Reduction methods 241. Transition metals catalysis of reactions of Reductive cleavage of halogens 238. alicyclic compounds 399. Regional rules for symmetrical chromo-Transfer RNA 508. phores 37. Tricodermol biosynthesis 537. Ribonucleotide reductase 560. Tricothecane antibiotics 537. Ribosomal RNA 512. Tricyclic systems structure and conforma- Ring compounds X-ray studies 43.tion 372. Triterpenes 4 19. Schenck mechanism 195 196. Sesquiterpenes 407. biosynthesis 537. Unsaturated ketones 201. Sesterterpenoids 419. Unsaturated systems addition reactions Seven-membered rings structure and con- 145. formation 370. Sigmatropic reactions mechanisms 163. Vinyl cations kinetics and mechanism 125. Silicon organometallic compounds 289. Viral RNA 512. Singlet oxygen addition 204. Six-membered rings reactions 384. Wessely reaction 248. structure and conformation 368. Wilkinson’s catalyst 241. synthesis 376. Skeletal rearrangements Wittig reaction 257. of alkaloids 483. of carbon chains 3 14 X-Ray crystallography Small ring compounds kinetics and mech- aromatic compounds 45. anisms 121. clothrates 52. Sodium organometallic compounds 276. heterocyclic compounds 49. Solvolytic reactions multicyclic compounds 43. carbonium ions in 101. natural products 54. kinetics and mechanisms 106. ring compounds 43. Sphingolipids 530. Steroids 424. biosynthesis 540. Zinc organometallic compounds 279.