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Showing 1 - 25 of 27 matches in All Departments

Credo - Fundamental Christian Beliefs (Paperback): Kepler Thomas S Credo - Fundamental Christian Beliefs (Paperback)
Kepler Thomas S; Introduction by H D Bollinger, H. C. Brown
R309 Discovery Miles 3 090 Ships in 10 - 15 working days
Modern Synthetic Methods 1986 - Conference Papers of the International Seminar on Modern Synthetic Methods 1986, Interlaken,... Modern Synthetic Methods 1986 - Conference Papers of the International Seminar on Modern Synthetic Methods 1986, Interlaken, April 17th/18th 1986 (Paperback, Softcover reprint of the original 1st ed. 1986)
R. Scheffold; Assisted by H. C. Brown, M. Demuth, G. Helmchen, K. Schaffner, …
R2,795 Discovery Miles 27 950 Ships in 10 - 15 working days

In the tricyclooctanone approach to polyquinane syntheses[ll the photochemical rearrangement of bicyclo[2.2.2]octenone, 1a 2a,[2J has been the initial key reaction providing tricyclo- 2 [3.3.0.0 ' S]octan-3-one as a chiral building block.[3-SJ This reaction - an oxadi-n-methane (ODPM) process - and the 1,3-acyl shift (AS) forming the cyclobutanone 3 are quite generally the characteristic re- arrangement paths undergone by ~,~-unsaturated ketones (~,~-UKs) upon triplet sensitization and direct excitation with ultraviolet light, respectively. R' R' hv hv R~O ~ ~ (sens) WO ~ R ONR R 1a-c 2a-c 3a-c a R=R'=H b R = CH , R'= H 3 c R = R'= CH 3 As a polyvalent building block, the enantiomers of which are readily accessible from cheap bulk chemicals such as benzene and its derivatives, the parent system 1a and three younger generations of its class (Sections 3.1. - 3.4.) have no equal among synthetically useful photochemical rearrangements. 2. THE PHOTOCHEMISTRY OF ~,~-UNSATURATED KETONES The literature dealing with the spectroscopy and photo- chemistry of ~,~-UKs has been exhaustively and critically reviewed around 1975 by Dauben et al.[6l and Houk,[7J and in 1980 by Schuster.[ SlI1 The 1,3-AS was first observed on direct excitation of 1) For more recent papers on i3,~-UK photochemistry see [9-24]. 64 ~ R' hv ~o hv .,.

Flame (Paperback): H. C. Brown Flame (Paperback)
H. C. Brown
R356 Discovery Miles 3 560 Ships in 10 - 15 working days
Reno (Paperback): H. C. Brown Reno (Paperback)
H. C. Brown
R327 Discovery Miles 3 270 Ships in 10 - 15 working days
Club Depravity - Collection (Paperback): H. C. Brown Club Depravity - Collection (Paperback)
H. C. Brown
R266 Discovery Miles 2 660 Ships in 10 - 15 working days
Nox (Paperback): H. C. Brown Nox (Paperback)
H. C. Brown
R270 Discovery Miles 2 700 Ships in 10 - 15 working days
Cops 'n' Floggers - Collection (Paperback): H. C. Brown Cops 'n' Floggers - Collection (Paperback)
H. C. Brown
R269 Discovery Miles 2 690 Ships in 10 - 15 working days
One Night in a Dungeon - Anthology (Paperback): H. C. Brown, Tamsin Baker, Dylan McEwan One Night in a Dungeon - Anthology (Paperback)
H. C. Brown, Tamsin Baker, Dylan McEwan
R243 Discovery Miles 2 430 Ships in 10 - 15 working days
Tall, Dark 'n' Texan - The thrilling adventure of a girl, a hurricane, and a sexy Texas cowboy (Paperback): H. C.... Tall, Dark 'n' Texan - The thrilling adventure of a girl, a hurricane, and a sexy Texas cowboy (Paperback)
H. C. Brown
R273 Discovery Miles 2 730 Ships in 10 - 15 working days
Insatiable (Paperback): H. C. Brown Insatiable (Paperback)
H. C. Brown
R239 Discovery Miles 2 390 Ships in 10 - 15 working days
Bite Me (Paperback): H. C. Brown Bite Me (Paperback)
H. C. Brown
R237 Discovery Miles 2 370 Ships in 10 - 15 working days
Arjun's Pups (Paperback): H. C. Brown Arjun's Pups (Paperback)
H. C. Brown
R271 Discovery Miles 2 710 Ships in 10 - 15 working days
Club Depravity - Books 3 & 4 - Taming His Pup & Jackson (Paperback): H. C. Brown Club Depravity - Books 3 & 4 - Taming His Pup & Jackson (Paperback)
H. C. Brown
R268 Discovery Miles 2 680 Ships in 10 - 15 working days
Club Depravity - Books 5 & 6 - Trust & Subspace (Paperback): H. C. Brown Club Depravity - Books 5 & 6 - Trust & Subspace (Paperback)
H. C. Brown
R271 Discovery Miles 2 710 Ships in 10 - 15 working days
Floggers - Collection (Paperback): H. C. Brown Floggers - Collection (Paperback)
H. C. Brown
R331 Discovery Miles 3 310 Ships in 10 - 15 working days
The Pride Brothers Collection - Volume One - Coming Out With Pride & Claws (Paperback): H. C. Brown The Pride Brothers Collection - Volume One - Coming Out With Pride & Claws (Paperback)
H. C. Brown
R318 Discovery Miles 3 180 Ships in 10 - 15 working days
The Mackenzie - The Complete Trilogy (Paperback): H. C. Brown The Mackenzie - The Complete Trilogy (Paperback)
H. C. Brown
R692 Discovery Miles 6 920 Ships in 10 - 15 working days
Roar (Paperback): H. C. Brown Roar (Paperback)
H. C. Brown
R261 Discovery Miles 2 610 Ships in 10 - 15 working days
Slave of the Beast (Paperback): H. C. Brown Slave of the Beast (Paperback)
H. C. Brown
R328 Discovery Miles 3 280 Ships in 10 - 15 working days
Highlander in the Mist (Paperback): H. C. Brown Highlander in the Mist (Paperback)
H. C. Brown
R295 Discovery Miles 2 950 Ships in 10 - 15 working days
Purr-fect Lust (Paperback): H. C. Brown Purr-fect Lust (Paperback)
H. C. Brown
R268 Discovery Miles 2 680 Ships in 10 - 15 working days
Down and Dirty in Rio & Melting Down Under - Combo Paperback (Paperback): H. C. Brown Down and Dirty in Rio & Melting Down Under - Combo Paperback (Paperback)
H. C. Brown
R267 Discovery Miles 2 670 Ships in 10 - 15 working days
Time Slip Lover (Paperback): H. C. Brown Time Slip Lover (Paperback)
H. C. Brown
R264 Discovery Miles 2 640 Ships in 10 - 15 working days
Pride (Paperback): H. C. Brown Pride (Paperback)
H. C. Brown
R293 Discovery Miles 2 930 Ships in 10 - 15 working days
Rock 'n' Leather (Paperback): H. C. Brown Rock 'n' Leather (Paperback)
H. C. Brown
R296 Discovery Miles 2 960 Ships in 10 - 15 working days
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