British Abstracts: Pure chemistry and physiology. ser. A1926 |
Từ bên trong sách
Kết quả 1-5 trong 100
Trang 21
... acid and Congo - red , the respective diffusion coefficients being 6.4 × 10 % to 6.5x 106 and 1.8x106 to 1-6x106 . A ... acetic acid and is nearly so for propionic acid . The curves for chloro- and trichloro- acetic and formic acids show ...
... acid and Congo - red , the respective diffusion coefficients being 6.4 × 10 % to 6.5x 106 and 1.8x106 to 1-6x106 . A ... acetic acid and is nearly so for propionic acid . The curves for chloro- and trichloro- acetic and formic acids show ...
Trang 21
... acid and Congo - red , the respective diffusion coefficients being 6.4 × 10 % to 6.5 × 106 and 1.8 × 10-6 to 1.6 ... acetic acid and is nearly so for propionic acid . The curves for chloro- and trichloro- acetic and formic acids show at ...
... acid and Congo - red , the respective diffusion coefficients being 6.4 × 10 % to 6.5 × 106 and 1.8 × 10-6 to 1.6 ... acetic acid and is nearly so for propionic acid . The curves for chloro- and trichloro- acetic and formic acids show at ...
Trang 58
... acetic acid solution . The mixture of benzamarones produced by Knoevenagel's method ( A. , 1893 , i , 352 ) is slowly reduced by zinc dust in glacial acetic acid solution to 3 : 4 - dihydroxy - 1 : 2 : 3 : 4 : 5- pentaphenylcyclopentane ...
... acetic acid solution . The mixture of benzamarones produced by Knoevenagel's method ( A. , 1893 , i , 352 ) is slowly reduced by zinc dust in glacial acetic acid solution to 3 : 4 - dihydroxy - 1 : 2 : 3 : 4 : 5- pentaphenylcyclopentane ...
Trang 66
... acetic acid , b . p . 146 ° / 15 mm . , d 1 · 0253 . The unsaturated ester is hydrogenated in methyl - alcoholic solution in the presence of palladium to ethyl d - 3 - methylcyclohexylacetate , b . p . 107-110 ° / 18 mm . , d0-9322 , n ...
... acetic acid , b . p . 146 ° / 15 mm . , d 1 · 0253 . The unsaturated ester is hydrogenated in methyl - alcoholic solution in the presence of palladium to ethyl d - 3 - methylcyclohexylacetate , b . p . 107-110 ° / 18 mm . , d0-9322 , n ...
Trang 75
... acid are obtained : 2 : 5 - dimethyl- hydroxy - 3 - benzyl - 2 - phenylbenzo - y - pyrone , m . p . 202-3 ... acetic acid and hydrogen iodide . Treatment with iodine and potassium iodide of ethyl 2 : 5 - dimethyl- pyrrole - 3 ...
... acid are obtained : 2 : 5 - dimethyl- hydroxy - 3 - benzyl - 2 - phenylbenzo - y - pyrone , m . p . 202-3 ... acetic acid and hydrogen iodide . Treatment with iodine and potassium iodide of ethyl 2 : 5 - dimethyl- pyrrole - 3 ...
Ấn bản in khác - Xem tất cả
Thuật ngữ và cụm từ thông dụng
A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone action activity adsorption alcohol alkali aluminium aluminium chloride Amer ammonia ammonium anhydride aqueous solution atoms barium benzene benzyl Biochem boiling bromide calcium carbon dioxide catalyst Chem chemical chim chloric acid colloidal colour compounds concentration condensation containing converted copper corresponding crystallisation crystals curve decomp decomposition derivatives determined dextrose dilute dissociation effect electrolytes electrons ester ether ethyl ethyl alcohol F. G. WILLSON formation formed gives heated hydrate hydrazine hydrochloric acid hydrogen chloride hydrolysis increase iodide iodine ionisation ions ketone liquid magnesium mercury metals method mixture molecular molecules nickel nitrate nitric acid nitrogen obtained oxalate oxide oxidised oxygen P. W. CLUTTERBUCK phenyl Physik platinum potassium potassium hydroxide precipitate prepared presence pressure protein pyridine reaction reduced salt semicarbazone silver sodium hydroxide sols solubility spectra substances sulphate sulphide sulphuric acid temperature vapour whilst yields zinc