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Pivampicillin . HCI 에 관한 연구 I : 미생물학적 정량법
이한표,김정규,심영기,용군호 한국약제학회 1973 Journal of Pharmaceutical Investigation Vol.3 No.1
Biological determination of Pivampicillin hydrochloride was examined and an available method has been established. Unhydrolyzed Pivampicillin hydrochloride has no antibacterial activity, but it exhibits an antibacterial activity hydrolyzed with liberation of ampicillin by nonspecific enzymes present in blood and tissues from various species in vitro and in vivo. Using these properties, Pivampicillin hydrochloride can be determined as ampicillin by use of an agar-diffusion method with Bacillus subtilis as the assay organism.
Ethanol 및 그 Ester 의 Fluorine Derivatives 중 β - 체의 확인 및 정량에 관한 연구
이한표,심영기,구기서,김재백 한국약제학회 1974 Journal of Pharmaceutical Investigation Vol.4 No.1
S-Benzylthiuronium chloride reacts with ethylene glycol, derived from hydrolysis of the fluorides, to produce a crystalline substances. Using this, the fluorides can be indentified by measuring melting point. And when the zirconium-alizarin solution reacts with ethylenefluoro hydrin or β-fluoroethyl acetate, the red-violet color disappears to produce a yellow dye, which exhibits absorption maximum at about 530 mμ using the 250-microgram standard. Using these properties, the fluorine compounds can be determined conveniently by this method.
Pivampicillin.HCl에 관(關)한 연구(硏究) I -미생물학적(微生物學的) 정량법(定量法)-
이한표,김정규,심영기,용군호,Lee, Han-Pyo,Kim, Chung-Kyu,Sim, Young-Ki,Yong, Kun-Ho 한국약제학회 1973 Journal of Pharmaceutical Investigation Vol.3 No.1
Biological determination of Pivampicillin hydrochloride was examined and an available method has been established. Unhydrolyzed Pivampicillin hydrochloride has no antibacterial activity, but it exhibits an antibacterial activity hydrolyzed with liberation of ampicillin by nonspecific enzymes present in blood and tissues from various species in vitro and in vivo. Using these properties, Pivampicillin hydrochloride can be determined as ampicillin by use of an agar-diffusion method with Bacillus subtilis as the assay organism.
Ethanol 및 그 Ester의 Fluorine Derivatives중(中) ${\beta}$-체(體)의 확인(確認) 및 정량(定量)에 관(關)한 연구(硏究)
심영기,이한표,구기서,김재백,Sim, Young-Kee,Lee, Han-Pyo,Ku, Ki-Seo,Kim, Jae-Baeck 한국약제학회 1974 Journal of Pharmaceutical Investigation Vol.4 No.1
S-Benzylthiuronium chloride reacts with ethylene glycol, derived from hydrolysis of the fluorides, to produce a crystalline substances. Using this, the fluorides can be indentified by measuring melting point. And when the zirconium-alizarin solution reacts with ethylenefluoro hydrin or ${\beta}-fluoroethyl$ acetate, the red-violet color disappears to produce a yellow dye, which exhibits absorption maximum at about $530\;m{\mu}$ using the 250-microgram standard. Using these properties, the fluorine compounds can be determined conveniently by this method.