Narao Takao: search on Z-Library

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1

Solid-State Features of (-)-Corycavine, an Optically Active Protopine Alkaloid

Miyoko Kamigauchi, Yuko Noda, Kinuko Iwasa, Zjujiro Nishijo, Narao Takao

Journal:

Archiv der Pharmazie

Year:

1993

Language:

english

File:

PDF, 407 KB

english, 1993

2

Hydrophobicity parameter of diazines. III: Relationship of partition coefficients of monosubstituted diazines and pyridines in different partitioning systems

Chisako Yamagami, Narao Takao, Toshio Fujita

Journal:

Journal of Pharmaceutical Sciences

Year:

1993

Language:

english

File:

PDF, 740 KB

english, 1993

3

A new method for differentiating between solvent effect mechanisms on 13C chemical shifts

Makiko Sugiura, Narao Takao, Shinichi Ueji

Journal:

Magnetic Resonance in Chemistry

Year:

1982

Language:

english

File:

PDF, 482 KB

english, 1982

4

13C spin?lattice relaxation times and molecular motion in N-alkyltetrahydroisoquinoline derivatives

Sugiura, Makiko, Sai, Torei, Takao, Narao, Fujiwara, Hideaki

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1983

Language:

english

File:

PDF, 443 KB

english, 1983

5

Studies on the alkaloids of papaveraceous plants. XXVI. Stereostructure of tetrahydroprotoberberine-type alkaloids.

TAKAO, NARAO, IWASA, KINUKO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1976

File:

PDF, 1.01 MB

1976

6

Degradation of Some Phthalideisoquinolines with Ethyl Chloroformate-Stereochemical Aspects.

LEE, Dong-Ung, IWASA, Kinuko, KAMIGAUCHI, Miyoko, TAKAO, Narao, WIEGREBE, Wolfgang

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1991

File:

PDF, 764 KB

1991

7

Untersuchung uber die Alkaloide der Papaveraceen. XIII. Die Alkaloide von Corydalis incisa. (8). Uber die Struktur des Corynoloxins

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1971

File:

PDF, 582 KB

1971

8

Hydrophobic properties of anticonvulsant phenylacetanilides. Relationship between octanol-water partition coefficient and capacity factor determined by reversed-phase liquid chromatography.

YAMAGAMI, CHISAKO, TAKAMI, HIDEKO, YAMAMOTO, KAZUKO, MIYOSHI, KYOKO, TAKAO, NARAO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1984

File:

PDF, 777 KB

1984

9

Studies on the Synthesis of Diphenylene Dioxide Derivatives. XX

Fujita, Eiichi, Saijoh, Toshiaki, Takao, Narao

Journal:

YAKUGAKU ZASSHI

Year:

1953

File:

PDF, 605 KB

1953

10

Studies on the Alkaloids of Fumariaceous Plants. III

Tani, Chiaki, Takao, Narao, Takao, Sachiko

Journal:

YAKUGAKU ZASSHI

Year:

1962

File:

PDF, 423 KB

1962

11

Conformational Studies of Hexahydro-benzo[c]phenanthridine Alkaloids: Solid and Solution Conformations of Deoxycorynoline

Miyoko Kamigauchi, Yuko Miyamoto, Kinuko Iwasa, Narao Takao, Toshimasa Ishida, Yasuko In, Masatoshi Inoue

Journal:

Archiv der Pharmazie

Year:

1993

Language:

english

File:

PDF, 405 KB

english, 1993

12

Biosynthesis of Benzo[c]phenanthridine Alkaloids Sanguinarine, Chelirubine and Macarpine

Narao Takao, Miyoko Kamigauchi, Momoyo Okada

Journal:

Helvetica Chimica Acta

Year:

1983

Language:

english

File:

PDF, 797 KB

english, 1983

13

Stereochemistry of quinolizidines. III. Carbon-13 magnetic resonance spectra of benzo[a]quinolizidines.

SUGIURA, MAKIKO, TAKAO, NARAO, IWASA, KINUKO, SASAKI, YOSHIO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1978

File:

PDF, 952 KB

1978

14

Untersuchung uber die Alkaloide der Papaveraceen. XIV. Die Alkaloide von Corydalis incisa. (9). Die Abbaureaktion des Corynolins und Corynoloxins

TAKAO, NARAO, BERSCH, HANSWERNER, TAKAO, SACHIKO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1971

File:

PDF, 546 KB

1971

15

Syntheses of Phenoxyquinoline Derivatives

Tomita, Masao, Fujisawa, Shokei, Takao, Narao

Journal:

YAKUGAKU ZASSHI

Year:

1952

File:

PDF, 857 KB

1952

16

The Solid-State and Solution Conformations of (+)-Chelidonine

Miyoko Kamigauchi, Yuko Miyamoto, Kinuko Iwasa, Makiko Sugiura, Zjujiro Nishijo, Narao Takao, Toshimasa Ishida, Yasuko In, Masatoshi Inoue

Journal:

Helvetica Chimica Acta

Year:

1990

Language:

english

File:

PDF, 409 KB

english, 1990

17

Application of 1H NMR bi-selective relaxation times to conformational analysis in solution

Makiko Sugiura, Narao Takao, Hideaki Fujiwara

Journal:

Magnetic Resonance in Chemistry

Year:

1988

Language:

english

File:

PDF, 483 KB

english, 1988

18

13C Spin-lattice relaxation times of piperidines. Molecular motions and interactions with solvents

Sai, Torei, Sugiura, Makiko, Takao, Narao, Fujiwara, Hideaki

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1989

Language:

english

File:

PDF, 378 KB

english, 1989

19

The Solid and Solution Conformations of (±)-Corycavine

Miyoko Kamigauchi, Kinuko Iwasa, Narao Takao, Toshimasa Ishida, Masatoshi Inoue

Journal:

Helvetica Chimica Acta

Year:

1987

Language:

english

File:

PDF, 267 KB

english, 1987

20

Studies on the Alkaloids of Fumariaceous Plants. VIII

Tani, Chiaki, Takao, Narao, Tagahara, Kiyoshi

Journal:

YAKUGAKU ZASSHI

Year:

1964

File:

PDF, 389 KB

1964

21

RESPONSIVENESS OF YEAST CELLS TO AUXIN, ANIMAL SEX HORMONES AND YEAST SEXUAL HORMONES IN RELATION TO SEX CONTROLLING GENES

NAOHIKO YANAGISHIMA, CHIKASHI SHIMODA, TOSHIAKI TAKAHASHI, NARAO TAKAO

Journal:

Development, Growth & Differentiation

Year:

1970

Language:

english

File:

PDF, 432 KB

english, 1970

22

A quantitative structure-activity study of anticonvulsant benzyl N,N-dimethylcarbamates.

YAMAGAMI, CHISAKO, SONODA, CHIHOKO, TAKAO, NARAO, TANAKA, MITSUYO, YAMADA, JUN, HORISAKA, KAZUYOSHI, FUJITA, TOSHIO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1982

File:

PDF, 683 KB

1982

23

Studien uber die Alkaloide der Papaveraceen. XVII. Die Alkaloide von Corydalis incisa. (10). Uber die Struktur des (+)-14-Epicoryno1ins

TAKAO, NARAO, BERSCH, HANS-WERNER, TAKAO, SACHIKO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1973

File:

PDF, 1.01 MB

1973

24

Hydrophobicity Parameters Determined by Reversed-Phase Liquid Chromatography. V. Relationship between the Capacity Factor and the Octanol-Water Partition Coefficient for Simple Heteroaromatic Compounds and Their Ester Derivatives.

YAMAGAMI, Chisako, TAKAO, Narao

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1992

File:

PDF, 788 KB

1992

25

Applications of 1H NMR selective and biselective relaxation times to elucidate the configurations and conformations of guinesines in solution

Makiko Sugiura, Torei Sai, Momoyo Ichimaru, Atsushi Kato, Narao Takao

Journal:

Magnetic Resonance in Chemistry

Year:

1991

Language:

english

File:

PDF, 295 KB

english, 1991

26

Hydrophobicity Parameter of Diazines (1) Analysis and Prediction of Partition Coefficients of Monosubstituted Diazines

Prof. Chisako Yamagami, Narao Takao, Toshio Fujita

Journal:

Molecular Informatics

Year:

1990

Language:

english

File:

PDF, 781 KB

english, 1990

27

Synthesis and evaluation of hypothetical intermediates in the biosynthetic conversion of protoberberine to benzo[c]phenanthridine alkaloids. Evidence for oxidative carbon-nitrogen bond fission followed by intramolecular recyclization in cell cultures of Corydalis incisa

Iwasa, Kinuko, Kamigauchi, Miyoko, Takao, Narao, Cushman, Mark, Chen, Jer Kang, Wong, Wai Cheong, McKenzie, Ann

Journal:

Journal of the American Chemical Society

Year:

1989

Language:

english

File:

PDF, 829 KB

english, 1989

28

13C NMR studies of the reaction between N-ethyl-piperidones and methanol.

YAMAGAMI, CHISAKO, SUGIURA, MAKIKO, KITAZAWA, TSUNEKO, TAMURA, KAZU, TAKAO, NARAO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1979

File:

PDF, 820 KB

1979

29

13C Chemical shifts and conformational equilibria in quaternary piperidinium salts

Makiko Sugiura, Narao Takao

Journal:

Magnetic Resonance in Chemistry

Year:

1982

Language:

english

File:

PDF, 250 KB

english, 1982

30

Hydrophobicity Parameters Determined by Reversed-Phase Liquid Chromatography. II. Dependence of Retention Behabior of Pyrazines on Mobile Phase Composition.

YAMAGAMI, Chisako, TAKAO, Narao

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1991

File:

PDF, 739 KB

1991

31

Aromatic solvent-induced shifts (ASIS) in carbon-13 NMR spectroscopy

Shinichi Ueji, Makiko Sugiura, Narao Takao

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 290 KB

english, 1980

32

Bocconoline : A new type dihydrobenzo[c]phenanthridine alkaloid possessing a unique substituent at C6 position

Hisashi Ishii, Katsuhiro Hosoya, Narao Takao

Journal:

Tetrahedron Letters

Year:

1971

Language:

english

File:

PDF, 217 KB

english, 1971

33

Conformational analyses of hydrobenzo[c]phenanthridine alkaloids based on 1H relaxation times and nuclear Overhauser effects

Sugiura, Makiko, Iwasa, Kinuko, Takao, Narao, Fujiwara, Hideaki, Beierbeck, Helmut, Kotovych, George

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1986

Language:

english

File:

PDF, 646 KB

english, 1986

34

Studies on the Alkaloids of Fumariaceous Plants. II

Tani, Chiaki, Takao, Narao

Journal:

YAKUGAKU ZASSHI

Year:

1962

File:

PDF, 623 KB

1962

35

Absolute konfiguration des (+)-14-epicorynolin-bromoacetats

Narao Takao, Miyoko Kamigauchi, Kinuko Iwasa, Ken-ichi Tomita, Takaji Fujiwara, Akio Wakahara

Journal:

Tetrahedron Letters

Year:

1974

File:

PDF, 151 KB

1974

36

Hydrophobicity Parameters Determined by Reversed-Phase Liquid Chromatography. III. Influence of Stationary and Mobile Phases on the Relationship between the Capacity Factor and the Octanol-Water Partition Coefficient for Pyrazine Derivatives.

YAMAGAMI, Chisako, TAKAO, Narao

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1991

File:

PDF, 924 KB

1991

37

Alkaloids of Corydalis incisa PERS. I. On the Nonphenolic Tertiary Bases

NONAKA, GENICHIRO, OKABE, HIKARU, NISHIOKA, ITSUO, TAKAO, NARAO

Journal:

YAKUGAKU ZASSHI

Year:

1973

File:

PDF, 797 KB

1973

38

Biotransformation of the Protoberberines into Benzindanoazepine- and Spirobenzylisoquinoline-Type Alkaloids by Tissue Cultures of Several Corydalis Species

Iwasa, Kinuko, Kamigauchi, Miyoko, Takao, Narao

Journal:

Journal of Natural Products

Year:

1988

Language:

english

File:

PDF, 243 KB

english, 1988

39

An Application of HPLC and LC/API-MS for Identification of Metabolites of Protoberberine Alkaloids in Cell Cultures of Corydalis pallida var. tenuis

Iwasa, Kinuko, Kondo, Yoshie, Kamigauchi, Miyoko, Takao, Narao

Journal:

Year:

1994

Language:

english

File:

PDF, 197 KB

english, 1994

40

Studies on the alkaloids of papaveraceous plants. XXV. Biosynthesis of the alkaloids of Corydalis incisa Pers, and Chelidonium majus L. Incorporations of tetrahydroprotoberberines, N-methosalts of tetrahydroprotoberberines, and protopine.

TAKAO, NARAO, IWASA, KINUKO, KAMIGAUCHI, MIYOKO, SUGIURA, MAKIKO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1976

File:

PDF, 1.02 MB

1976

41

Behavior of hydrochlorides and methiodides of N-substituted 4-piperidones in methanol.

YAMAGAMI, CHISAKO, SUGIURA, MAKIKO, TAKAO, NARAO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1980

File:

PDF, 586 KB

1980

42

Stereochemistry of quinolizidines. V. Protonation of benzo[a]quinolizidines and determination of their nitrogen inversion rates.

SUGIURA, MAKIKO, TAKAO, NARAO, FUJIWARA, HIDEAKI, SASAKI, YOSHIO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1978

File:

PDF, 740 KB

1978

43

Conformational Features of 5'-O-(N-(L-Alanyl)sulfamoyl)adenosine, a Substrate Analogue of Alanyl-tRNA Synthetase, Studied by 1H-NMR and Energy Calculation Methods.

ISHIDA, Toshimasa, IN, Yasuko, HIRASE, Yuki, SHIHODA, Kouji, INOUE, Masatoshi, KAMIGAUCHI, Miyoko, SUGIURA, Makiko, TAKAO, Narao

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1993

File:

PDF, 781 KB

1993

44

Pyrolysis and photolysis of the N-oxides of protopines and hexahydrobenzo(c)phenanthridines. Syntheses of the secoberbines and benzo(c)phenanthridines.

IWASA, KINUKO, SUGIURA, MAKIKO, TAKAO, NARAO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1985

File:

PDF, 1.13 MB

1985

45

Studies on the Alkaloids of Fumariaceous Plants. V

Tani, Chiaki, Takao, Narao

Journal:

YAKUGAKU ZASSHI

Year:

1962

File:

PDF, 735 KB

1962

46

Studies on the Alkaloids of Fumariaceous Plants. IV

Tani, Chiaki, Takao, Narao, Takao, Sachiko, Tagahara, Kiyoshi

Journal:

YAKUGAKU ZASSHI

Year:

1962

File:

PDF, 681 KB

1962

47

Hydrophobicity parameters determined by reversed-phase liquid chromatography: VIII. Hydrogen-bond effects of ester and amide groups in heteroaromatic compounds on the relationship between the capacity factor and the octanol—water partition coefficient

Yamagami Chisako, Yokota Miho, Takao Narao

Journal:

Journal of Chromatography A

Year:

1994

Language:

english

File:

PDF, 959 KB

english, 1994

48

Studien iiber die Alkaloide der Papaveraceen. XVIII. Die Alkaloide von Corydalis incisa (11). Uber die Struktur des Corydamins

TAKAO, NARAO, IWASA, KINUKO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1973

File:

PDF, 671 KB

1973

49

10.1248/cpb.27.2194

TAKAO, NARAO, IWASA, KINUKO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1979

File:

PDF, 598 KB

1979

50

Studies on the Alkaloids of Papaveraceous Plants. XV. On the Alkaloids of Bocconia cordata.(2)

TAKAO, NARAO, YASUMOTO, YUKI, IWASA, KINUKO

Journal:

YAKUGAKU ZASSHI

Year:

1973

File:

PDF, 478 KB

1973

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