Journal of the Chemical SocietyThe Society., 1955 |
From inside the book
Results 1-3 of 72
Page 1694
... Atom , Atom , Atom , numbered numbered numbered Atom , numbered according to : according to : according to : according to : ( Va ) ( Vb ) q ( Va ) ( Vb ) q ( Va ) ( Vb ) q ( Va ) ( Vb ) 1 † 13 † 1.209 15a 1.004 9 2 0.984 13 4b 0.892 2 ...
... Atom , Atom , Atom , numbered numbered numbered Atom , numbered according to : according to : according to : according to : ( Va ) ( Vb ) q ( Va ) ( Vb ) q ( Va ) ( Vb ) q ( Va ) ( Vb ) 1 † 13 † 1.209 15a 1.004 9 2 0.984 13 4b 0.892 2 ...
Page 1820
... atom is displaced a perpendicular distance z ,. The resulting changes in bond lengths and angles are of the second order of small quantities , and may therefore be neglected , unless the z , fluctuate rapidly from atom to atom . We ...
... atom is displaced a perpendicular distance z ,. The resulting changes in bond lengths and angles are of the second order of small quantities , and may therefore be neglected , unless the z , fluctuate rapidly from atom to atom . We ...
Page 2080
... atoms are alternately positively and negatively charged as we move away from X in either direction : and in which the net charges on the atoms diminish with distance from X. For example , if X attracts charge from its adjacent carbon atom ...
... atoms are alternately positively and negatively charged as we move away from X in either direction : and in which the net charges on the atoms diminish with distance from X. For example , if X attracts charge from its adjacent carbon atom ...
Contents
By F SMITH and LILIAN M TURTON | 1045 |
The Constitution of Homolycorine and Lycorenine | 1066 |
The Photolysis of Acetaldehyde Part III The Reaction in the Presence of Nitric | 1076 |
76 other sections not shown
Other editions - View all
Common terms and phrases
acetic anhydride acetone acetyl acidified added alcohol alkali Amer ammonia aqueous sodium aqueous solution atom benzene boiling bromine Calc carbon Chem chloride chloroform chromatography colourless compound concentrated cooled crystallised from methanol decomp derivative dilute dimethyl dioxan dissolved distillation dried eluted ester ethanol evaporated EXPERIMENTAL filtered filtrate formed Found fraction gave give glacial acetic acid H₂O heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed method methyl mixed m. p. mixture molecule naphthazarin nitric oxide nitrogen obtained oxide pale yellow picrylsulphonate potassium hydroxide precipitate prepared prisms pyridine reaction reduced pressure refluxed removed Reprint Order requires residue ring room temperature salt separated sodium hydroxide solid soluble solvent steam-bath stirred structure sulphide sulphone sulphuric acid titration values vouacapenate washed yellow needles yield