Search Results - "YAMAKAWA, MASUMI"

The development of a knowledge base for basic active structures: an example case of dopamine agonists by Okada, Takashi, Yamakawa, Masumi, Ohmori, Norihito, Mori, Sachio, Horikawa, Hiroshi, Hayashi, Taketo, Fujishima, Satoshi

“…Background Chemical compounds affecting a bioactivity can usually be classified into several groups, each of which shares a characteristic substructure. We…”
Get full text

Quantitative Structure-Activity Relationships of Antibacterial Agents, 7-Heterocyclic Amine Substituted 1-Cyclopropyl-6, 8-difluoro-4-oxoquinoline-3-carboxylic Acids by OKADA, Tetsuo, EZUMI, Kiyoshi, YAMAKAWA, Masumi, SATO, Hisao, TSUJI, Teruji, TSUSHIMA, Tadahiko, MOTOKAWA, Kiyoshi, KOMATSU, Yoshihide

“…Quantitative structure-activity relationships (QSAR) of various 7-(3-substituted-azetidin-1-yl)-1-cyclopropyl-6, 8-difluoro-1,…”
Get full text

Thiol-disulfide exchange reactions of bis(methyl-1H-tetrazol-5-yl) disulfide studied by proton nuclear magnetic resonance spectroscopy by Narisada, Masayuki, Terui, Yoshihiro, Yamakawa, Masumi, Watanabe, Fumihiko, Ohtani, Mitsuaki, Miyazaki, Hiroshi

Get full text

Steric Parameters Useful for the Study of Quantitative Structure-Activity Relationships : Calculation by Means of a Through-Space Interaction Model by KUBOTA, TANEKAZU, EZUMI, KIYOSHI, YAMAKAWA, MASUMI, UNO, BUNJI

“…Various steric parameters used for the analysis of quantitative structure-activity relationships (QSAR) were examined in relation to CNDO/2 molecular orbital…”
Get full text

FTIR spectral study of intramolecular hydrogen bonding in E-type of 15-keto-prostaglandins in dilute CCl 4 solution: Structure-activity relationships by Takasuka, Mamoru, Yamakawa, Masumi

“…FTIR spectra of 15-keto-prostaglandin (PG)E 1 (1), 15-keto-PGE 1 (2), 13,14-dihydro-15-keto-PGE 2 (3), 13,14-dihydro-15-keto-PGE 1 (4), and their related…”
Get full text

Electronic structures of aromatic amine N-oxides by Yamakawa, Masumi, Kubota, Tanekazu, Akazawa, Hideko

Get full text

In Vitro Effects of Various Heterocyclic Thiol Compounds and β-Lactam Antibiotics on Vitamin K-Dependent γ-Glutamylcarboxylation Activity in Liver Microsomes by OKA, Tatsushi, TOUCHI, Akira, EZUMI, Kiyoshi, YAMAKAWA, Masumi, MATSUBARA, Takashi

“…The in vitro effect of N-methyltetrazolethiol (NMTT), one of the common substituents at the 3'-position of the cephem in various β-lactam antibiotics, on liver…”
Get full text

Electronic spectra of the anion radicals of heterocyclic amine N-oxides and related substances by Ezumi, Kiyoshi, Kubota, Tanekazu, Miyazaki, Hiroshi, Yamakawa, Masumi

Get full text

In Vitro Effects of Various Heterocyclic Thiol Compounds and β-Lactam Antibiotics on Vitamin K-Dependent γ-Glutamylcarboxylation Activity in Liver Microsomes by OKA, Tatsushi, TOUCHI, Akira, EZUMI, Kiyoshi, YAMAKAWA, Masumi, MATSUBARA, Takashi

“…The in vitro effect of N-methyitetrazoiethiol (NMTT), one of the common substituents at the 3’-position of the cephem in various β-lactam antibiotics, on liver…”
Get full text

FTIR spectral study of intramolecular hydrogen bonding in thromboxane A2 receptor agonist (U-46619), prostaglandin (PG)E2, PGD2, PGF2.alpha., prostacyclin receptor agonist (carbacyclin) and their related compounds in dilute carbon tetrachloride solution: structure-activity relationships by Takasuka, Mamoru, Kishi, Morio, Yamakawa, Masumi

Get full text

FTIR spectral study of intramolecular hydrogen bonding in E-type of 15-keto-prostaglandins in dilute CCl4 solution: structure-activity relationships by Takasuka, M, Yamakawa, M

“…FTIR spectra of 15-keto-prostaglandin (PG)E2 (1), 15-keto-PGE1 (2), 13,14-dihydro-15-keto-PGE2 (3), 13,14-dihydro-15-keto-PGE1 (4), and their related compounds…”
Get full text

Computer-aided molecular modeling of a thromboxane receptor antagonist S-145 and its related compounds by Ezumi, Kiyoshi, Yamakawa, Masumi, Narisada, Masayuki

“…Conformational analyses on thromboxane A2 (TxA2), its receptor agonist, U-46619, and its receptor antagonist, sulotroban, were carried out by molecular…”
Get full text

FTIR spectral study of intramolecular hydrogen bonding in thromboxane A2 receptor agonist (U-46619), prostaglandin (PG)E2, PGD2, PGF2α, prostacyclin receptor agonist (carbacyclin), and their related compounds in dilute CCl4 solution : structure-activity relationships by TAKASUKA, M, KISHI, M, YAMAKAWA, M

“…FTIR spectra measurements and full optimization curve analysis of their spectra were done to obtain parameters of the OH and C = O stretching vibration bands…”
Get full text

FTIR spectral study of intramolecular hydrogen bonding in thromboxane A2 receptor antagonist S-145 and related compounds. 3. Conformation and activity of S-145 analogs by Takasuka, Mamoru, Yamakawa, Masumi, Ohtani, Mitsuaki

“…S-145, (+/-)-(5Z)-7-[3-endo-[(phenylsulfonyl)amino]bicyclo[2.2.1] heptenoic acid, its chain analogues HO2C(CH2)nNHSO2Ph (n = 3-8, 10, and 11) 1-8, and…”
Get full text

Steric Parameters Useful for the Study of Quantitative Structure-Activity Relationships by KUBOTA, TANEKAZU, EZUMI, KIYOSHI, YAMAKAWA, MASUMI, UNO, BUNJI

“…Various steric parameters used for the analysis of quantitative structure-activity relationships (QSAR) were examined in relation to CNDO/2 molecular orbital…”
Get full text

Correlation between 13C Chemical Shifts and Reactivity of Heteroaromatic Nitriles. A New Reactivity Index, g, for the Condensation Reaction with Enolate Anion of Acetone by Terui, Yoshihiro, Yamakawa, Masumi, Honma, Tsunetoshi, Tada, Yukio, Tori, Kazuo

Get full text

The Dipole Moments of Some Heptafulvene Derivatives by Yamakawa, Masumi, Watanabe, Haruyuki, Mukai, Toshio, Nozoe, Tetsuo, Kubo, Masaji

Get full text

Molecular complexes of aromatic nitrile N-oxides with iodine, .beta.-naphthol, and phenol by Kubota, Tanekazu, Yamakawa, Masumi, Takasuka, Mamoru, Iwatani, Kouji, Akazawa, Hideko, Tanaka, Itaru

Get full text