British Abstracts: Pure chemistry and physiology. ser. A1940 |
Từ bên trong sách
Kết quả 1-3 trong 69
Trang 173
... acid , m.p. 184 ° ( previous softening ) ( also + 1EtOH ) , which , however , solvated readily ; mutarotation occurred with all the acid : base ratios used . N - Phenylbenz- imino - 4 6 - dichloro - 2 - carbomethoxyphenyl ether , m.p. ...
... acid , m.p. 184 ° ( previous softening ) ( also + 1EtOH ) , which , however , solvated readily ; mutarotation occurred with all the acid : base ratios used . N - Phenylbenz- imino - 4 6 - dichloro - 2 - carbomethoxyphenyl ether , m.p. ...
Trang 219
... acids which afford an x- , m.p. 197-1980 , and B - semicarbazone , decomp . 192 ° ( softens at 187 ° ) , hydrolysed ( dil . H2SO4 ) to x - 6 - keto - 1 : 2 - di- methylcyclohexylacetic acid , m.p. 107 ° , and a gum , respectively . 2 ...
... acids which afford an x- , m.p. 197-1980 , and B - semicarbazone , decomp . 192 ° ( softens at 187 ° ) , hydrolysed ( dil . H2SO4 ) to x - 6 - keto - 1 : 2 - di- methylcyclohexylacetic acid , m.p. 107 ° , and a gum , respectively . 2 ...
Trang 230
... acid ( methylfuroic or other acid ) are formed per mol . of Br consumed . Equimols . of ( I ) and Br in H2O at 0 ° give a compound which affords a ( ? ) bis- phenylhydrazone , m.p. 155 ° , of a hydroxy- or keto- dihydrofurfuraldehyde ...
... acid ( methylfuroic or other acid ) are formed per mol . of Br consumed . Equimols . of ( I ) and Br in H2O at 0 ° give a compound which affords a ( ? ) bis- phenylhydrazone , m.p. 155 ° , of a hydroxy- or keto- dihydrofurfuraldehyde ...
Ấn bản in khác - Xem tất cả
Thuật ngữ và cụm từ thông dụng
absorption absorption spectra Acad acid activity adsorbed alkali alloys Amer Anal analysis approx ation atoms Atti X Congr bands calc catalyst CCl4 Chem chemical Chim chloride CO₂ coeff colloidal compounds Compt concn const crystals curves decomp decreases described determined deuterons diffusion discussed dissociation effect electrolytes electron emission energy equation equilibrium EtOH Faraday Soc ferromagnetic film formation gases H₂ H₂O heat hydrogen hydrolysis increases indicate intensity ionisation ions isotopes kg.-cal lattice layer liquid magnetic Me.v measured meson mesotrons metals method mixtures neutrons obtained oxidation paramagnetic particles phase Phys Physical Rev polarisation potential pptd pressure Proc protons quartz Raman reaction rend Russ salts SiO2 solid solid solution solubility solutions solvent spectra spectrum structure surface temp theory thermal titration Trans vals vapour velocity viscosity X-ray