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1

Photochemical Reactions of Tetrahydroquinoxalin-2(1H)-ones and Related Compound

Takehiko Nishio, Masaji Kondo, Yoshimori Omote

Journal:

Helvetica Chimica Acta

Year:

1991

Language:

english

File:

PDF, 455 KB

english, 1991

2

Photochemical [2 + 2] cycloaddition of the C N bond of pteridine-2,4,7-triones to alkenes

Takehiko Nishio, Tadashi Nishiyama, Yoshimori Omote

Journal:

European Journal of Organic Chemistry

Year:

1988

Language:

english

File:

PDF, 353 KB

english, 1988

3

The photochemical [4+4] cyclodimerization of 2-pyrazinone in the solid state

Takehiko Nishio, Naoko Nakajima, Yoshimori Omote

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 197 KB

english, 1980

4

Photooxygenation of pyrazin-2(1h)-ones

Takehiko Nishio, Naoko Nakajima, Yoshimori Omote

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 209 KB

english, 1981

5

Novel synthesis of 2,4-diphenylquinolines

Takehiko Nishio, Katsuhiro Katahira, Yoshimori Omote

Journal:

Tetrahedron Letters

Year:

1980

Language:

english

File:

PDF, 162 KB

english, 1980

6

New and stable endoperoxide from the pteridin-2,4,7-trione and singlet oxygen

Takehiko Nishio, Tadashi Nishiyama, Yoshimori Omote

Journal:

Tetrahedron Letters

Year:

1986

Language:

english

File:

PDF, 165 KB

english, 1986

7

Photochemistry of 1-substituted-4,6-dimethyl-2(1H)-pyrimidin-2-ones: Synthesis of 2-oxo-1,3-diazabicyclo[2,2,0]hex-5-enes

Takehiko Nishio, Akira Katoh, Yoshimori Omote, Choji Kashima

Journal:

Tetrahedron Letters

Year:

1978

Language:

english

File:

PDF, 115 KB

english, 1978

8

Photooxygenation of pteridin-2,4,7-triones

Takehiko Nishio, Tadashi Nishiyama, Yoshimori Ornote

Journal:

Year:

1991

Language:

english

File:

PDF, 649 KB

english, 1991

9

Photochemistry of N-aryl-2(1H)-pyrimidin-2-ones

Takehiko Nishio, Katsuhiro Katahira, Akira Kato, Choji Kashima, Yoshimori Omote

Journal:

Tetrahedron Letters

Year:

1979

Language:

english

File:

PDF, 114 KB

english, 1979

10

Reactions of β-heteroatom substituted α,β-unsaturated ketones with dimethylsulfonium methylide

Takehiko Nishio, Mitsuko Sugawara, Yoshimori Omote

Journal:

Journal of Heterocyclic Chemistry

Year:

1979

File:

PDF, 125 KB

1979

11

Photochemical reactions of β-aminovinyl aryl thioketones

Takehiko Nishio, Naoko Nakajima, Yoshimori Omote

Journal:

Journal of Heterocyclic Chemistry

Year:

1980

File:

PDF, 120 KB

1980

12

Reactions of β-sulfenyl α,β-unsaturated ketones with guanidine, Amidines, and diamines

Takehiko Nishio, Tatsuhiro Tokunaga, Yoshimori Omote

Journal:

Journal of Heterocyclic Chemistry

Year:

1985

File:

PDF, 177 KB

1985

13

The photochemistry of α,β-acetylenic ketones. II. Formation of furan derivatives

Takehiko Nishio, Hiroyuki Nakata, Yoshimori Omote

Journal:

Journal of Heterocyclic Chemistry

Year:

1986

Language:

english

File:

PDF, 264 KB

english, 1986

14

Photochemical reactions of pyrazin-2(1H)-ones

Nishio, Takehiko, Nakajima, Naoko, Kondo, Masaji, Omote, Yoshimori, Kaftory, Menahem

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1984

Language:

english

File:

PDF, 777 KB

english, 1984

15

Novel synthesis of 2,4-diarylquinolines by photochemical followed by thermal transformations of 1,4,6-triarylpyrimidin-2(1H)-ones

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1983

Language:

english

File:

PDF, 425 KB

english, 1983

16

Reduction of ?-arylthio- or ?-alkylthio-??-unsaturated ketones

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1981

Language:

english

File:

PDF, 605 KB

english, 1981

17

The Substitution Reaction of 2-Alkylthio-1-alkenyl and 2-Alkylsulfinyl-1-alkenyl Ketones with Amines: Preparation of 2-Amino-1-alkenyl Ketones

Nishio, Takehiko, Omote, Yoshimori

Journal:

Year:

1980

File:

PDF, 134 KB

1980

18

Photocycloaddition reactions of 1,4-benzoxazin-2-ones and electron-poor olefins

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 541 KB

english, 1985

19

Photochemical reductive dimerization of quinoxalin-2-ones and 1,4-benzoxazin-2-one

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1984

Language:

english

File:

PDF, 185 KB

english, 1984

20

Photochemical ring opening of pyrimidin-2(1H)-ones. Part 2.

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1984

Language:

english

File:

PDF, 513 KB

english, 1984

21

Photoreactions of indoline-2-thiones with cyanoalkenes

Nishio, Takehiko, Okuda, Norikazu, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1988

Language:

english

File:

PDF, 762 KB

english, 1988

22

Synthesis of stable 3,6-epidioxypyrazin-2-ones and ?-oxo imides by photo-oxygenation of pyrazin-2-ones with singlet oxygen

Nishio, Takehiko, Tokunaga (n�e Nakajima), Naoko, Kondo, Masaji, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1988

Language:

english

File:

PDF, 591 KB

english, 1988

23

A novel route to indolines by photochemical desulphurization of indoline-2-thiones

Nishio, Takehiko, Okuda, Norikazu, Kashima, Choji, Omote, Yoshimori

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1988

Language:

english

File:

PDF, 194 KB

english, 1988

24

Photochemistry of pyrimidin-2(1H)-ones: intermolecular hydrogen abstraction by an imino group nitrogen

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1988

Language:

english

File:

PDF, 529 KB

english, 1988

25

Reactions of β-Sulfinyl α,β-Unsaturated Ketones with Dienes

Nishio, Takehiko, Tokunaga, Tatsuhiro, Omote, Yoshimori

Journal:

Synthetic Communications

Year:

1988

Language:

english

File:

PDF, 322 KB

english, 1988

26

Reaction of β-Sulfinyl and β-Sulfenyl α,β-Unsaturated Ketones with Diimines; Preparation of 1,2-Dihydro-Pyrimidines

Nishio, Takehiko, Tokunaga, Tatsuhiro, Omote, Yoshimori

Journal:

Synthetic Communications

Year:

1984

Language:

english

File:

PDF, 256 KB

english, 1984

27

Novel synthesis of di-imines by the transformation of 1-aryl-4,6-disubstituted pyrimidin-2(1H)-ones

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1982

Language:

english

File:

PDF, 480 KB

english, 1982

28

Asymptomatic Synchronous Quintuple Primary Cancers

Komiyama, Shinichi, Nishio, Eiji, Ichikawa, Ryoko, Miyamura, Hironori, Kawamura, Kyoko, Komiyama, Mizuka, Nishio, Yoshimori, Udagawa, Yasuhiro

Journal:

Gynecologic and Obstetric Investigation

Year:

2012

Language:

english

File:

PDF, 4.62 MB

english, 2012

29

Photochemistry of pyrimidin-2(1H)-ones: intramolecular ?-hydrogen abstraction by the nitrogen of the imino group

Nishio, Takehiko, Kameyama, Satoshi, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1986

Language:

english

File:

PDF, 478 KB

english, 1986

30

Photo-induced Carbon-Carbon Bond Formation: Reactions of 2-Thiopyridones and 2-Quinolinethiones with Alkenes

Nishio, Takehiko, Omote, Yoshimori

Journal:

Year:

1986

File:

PDF, 180 KB

1986

31

The Substitution Reaction of 2-Aralkylthio-1-alkenyl and 2-Alkylsulfinyl-1-alkenyl Ketones with Alkoxides: Preparation of 2-Alkoxy-1-alkenyl Ketones

Nishio, Takehiko, Omote, Yoshimori

Journal:

Year:

1980

File:

PDF, 165 KB

1980

32

Oxidative Desulfenylation of β-Alkylthio- and β-Arylthio-aldehydes and -ketones to α,β-Unsaturated Carbonyl Compounds

Nishio, Takehiko, Omote, Yoshimori

Journal:

Year:

1980

File:

PDF, 148 KB

1980

33

Photochemical reactions of acetylenic ketones

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1979

Language:

english

File:

PDF, 335 KB

english, 1979

34

Photochemical reactions of pyrimidinethiones with alkenes

Nishio, Takehiki, Fujisawa, Masaru, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1987

Language:

english

File:

PDF, 901 KB

english, 1987

35

Photochemical Reactions of 3,3-Bis(dialkylamino)acrylophenones and 3-Dibenzylaminopropiolophenone

Aoyama, Hiromu, Hasegawa, Tadashi, Nishio, Takehiko, Omote, Yoshimori

Journal:

Bulletin of the Chemical Society of Japan

Year:

1975

File:

PDF, 211 KB

1975

36

Photochemical Thiocyanation of Halobenzenes with Thiocyanate Anion

Fujiki, Kiyoko, Nishio, Takehiko, Omote, Yoshimori

Journal:

Bulletin of the Chemical Society of Japan

Year:

1979

File:

PDF, 193 KB

1979

37

The Selective Preparation of N -Acylindigo

Omote, Yoshimori, Fujiki, Kiyoko, Awano, Hiroshi, Kubota, Ikuo, Nishio, Takehiko, Aoyama, Hiromu

Journal:

Bulletin of the Chemical Society of Japan

Year:

1981

File:

PDF, 249 KB

1981

38

Synthesis and Stereoisomerization of Intra- and Intermolecularly Bridged Indigo

Omote, Yoshimori, Tomotake, Atsushi, Aoyama, Hiromu, Nishio, Takehiko, Kashima, Choji

Journal:

Bulletin of the Chemical Society of Japan

Year:

1984

File:

PDF, 391 KB

1984

39

13 C NMR Spectra and Anomerization of cis - and trans -5-Arylamino-3-isopropyl-1,2,4-trioxanes

Yamamoto, Hiroshi, Hirayama, Masatoshi, Akutagawa, Masamoto, Nishio, Takehiko, Kashima, Choji, Omote, Yoshimori

Journal:

Bulletin of the Chemical Society of Japan

Year:

1988

File:

PDF, 508 KB

1988

40

The Stereoisomerization of N , N ′-Diacyl Derivatives of Indigo

Omote, Yoshimori, Imada, Satoshi, Matsuzaki, Ryuichi, Fujiki, Kiyoko, Nishio, Takehiko, Kashima, Choji

Journal:

Bulletin of the Chemical Society of Japan

Year:

1979

File:

PDF, 479 KB

1979

41

The Solid State Photochemistry of 2(1 H )-Pyrazinones. Structural Revision of the Photoproduct

Nishio, Takehiko, Nakajima, Naoko, Kondo, Masaji, Omote, Yoshimori

Journal:

Bulletin of the Chemical Society of Japan

Year:

1985

File:

PDF, 355 KB

1985

42

REDUCTION OF β-ALKYLTHIO α,β-UNSATURATED KETONES [R 1 COCH=C(R 2 )SR 3 ] WITH LiAlH 4 OR NaBH 4 : CONVERSION TO α,β-UNSATURATED KETONES (R 1 CH=CHCOR 2 )

Nishio, Takehiko, Omote, Yoshimori

Journal:

Chemistry Letters

Year:

1979

Language:

english

File:

PDF, 4.62 MB

english, 1979

43

PHOTOCHEMICAL REACTIONS OF PYRIMIDIN-2(1 H )-ONES: INTER- AND INTRAMOLECULAR HYDROGEN ABSTRACTION BY THE NITROGEN OF IMINO GROUP

Nishio, Takehiko, Katahira, Katsuhiro, Omote, Yoshimori

Journal:

Chemistry Letters

Year:

1982

Language:

english

File:

PDF, 5.39 MB

english, 1982

44

PHOTOCHEMICAL REACTIONS OF 1-PHENYL-2-PROPYN-1-ONE IN ALCOHOLS: FORMATION OF FURANS

Nishio, Takehiko, Omote, Yoshimori

Journal:

Chemistry Letters

Year:

1976

Language:

english

File:

PDF, 2.83 MB

english, 1976

45

REDUCTION OF β-SULFENYLATED α,β-UNSATURATED KETONES WITH NaBH 4 -METAL HALIDE

Nishio, Takehiko, Omote, Yoshimori

Journal:

Chemistry Letters

Year:

1979

Language:

english

File:

PDF, 2.95 MB

english, 1979

46

Photochemical ring opening of 1-arylpyrimidin-2(1H)-ones

Nishio, Takehiko, Katahira, Katsuhiro, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1981

Language:

english

File:

PDF, 465 KB

english, 1981

47

Photocycloaddition of quinoxalin-2-ones and benzoxazin-2-ones to aryl alkenes

Nishio, Takehiko, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1987

Language:

english

File:

PDF, 697 KB

english, 1987

48

ChemInform Abstract: PHOTOCHEMICAL REACTIONS OF 3,3-BIS(DIALKYLAMINO)ACRYLOPHENONES AND 3-DIBENZYLAMINOPROPIOLOPHENONE

AOYAMA, HIROMU, HASEGAWA, TADASHI, NISHIO, TAKEHIKO, OMOTE, YOSHIMORI

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 188 KB

1975

49

10.1246/nikkashi.1976.1952

OMOTE, Yoshimori, NISHIO, Takehiko, IKEDA, Yutaka, KOMATSU, Toshihiko

Journal:

NIPPON KAGAKU KAISHI

Year:

1976

File:

PDF, 86 KB

1976

50

Photo-oxygenation of N-unsubstituted pyrazin-2-ones and alkoxypyrazines

Nishio, Takehiko, Kondo, Masaji, Omote, Yoshimori

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1985

Language:

english

File:

PDF, 391 KB

english, 1985