Search Results:　 1-20 of 37

1

Stable Vapor-phase Catalytic Conversion of Pinacolone into 2, 3-Dimethyl-1, 3-butadiene

SATO Satoshi , SATO Natsumi , YAMADA Yasuhiro

Chemistry letters 41(8), 831-833, 2012-08-05

References (13)
2

Pharmacodynamic and Pharmacokinetic Evaluation of CS-526 in Cynomolgus Monkeys

Ito Keiichi , Kinoshita Kazuya , Yamamura Naotoshi , Tomizawa Atsuyuki , Inaba Fumi , Morikawa-Inomata Yuka , Tabata Keiichi , Shibakawa Nobuhiko

… In the present study, we evaluated the effect of the novel acid pump antagonist 7-(4-fluorobenzyloxy)-2,3-dimethyl-1-{[(1S,2S)-2-methylcyclopropyl]methyl}-1H-pyrrolo[2,3-d]pyridazine (CS-526) on the intragastric acidity of cynomolgus monkeys. …

Biological and Pharmaceutical Bulletin 32(12), 2010-2017, 2009

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3

Cycloaddition of Cyano-2-pyridones Bearing a Bromo or a Nitro Group [in Japanese]

NISHIUCHI Yasuhiro , HOSHINO Masato , TAKAHARA Chiemi , FUJITA Reiko

… Cycloaddition of cyano-2(1H)-pyridones bearing a bromo or a nitro group at the pyridone ring with 2,3-dimethyl-1,3-butadiene carried out. … The same reaction of 5-cyano-3-nitropyridone afforded 4-cyanodihydroisoquinolone (44%) and 4-cyanoisoquinolone (15%). …

Journal of Tohoku Pharmaceutical University 54, 27-31, 2007-12-00

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4

Ionization and Coulomb Explosion of Organic Molecules in High Intensity Laser Fields [in Japanese]

NAKASHIMA Nobuaki

The Review of laser engineering 35(11), 685-690, 2007-11-15

References (40)
5

Synthesis of 5(6H)-Phenanthridones Using Diels-Alder Reaction of 3-Nitro-2(1H)-quinolones Acting as Dienophiles

FUJITA Reiko , YOSHISUJI Toshiteru , WAKAYANAGI Sota , WAKAMATSU Hideaki , MATSUZAKI Hisao

… Diels-Alder reactions of 3-nitro-2(1H)-quinolones with 1,3-butadiene derivatives were carried out to give the phenanthridone derivatives under both atmospheric and high pressure conditions. …

Chemical & pharmaceutical bulletin 54(2), 204-208, 2006-02-01

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6

Study of Diels-Alder Reactions of 2-Pyridones Acting as Dienophile Using Molecular Orbital Method [in Japanese]

MATSUZAKI Hisao , KOBAYASHI Akemi , SAITO Koichi , FUJITA Reiko

… Diels-Alder reactions of 4-substituted 2(1H)-pyridones with 2, 3-dimethyl-1, 3-butadiene were studied using ab initio molecular orbital method. …

Journal of Tohoku Pharmaceutical University 50, 137-140, 2003-12-00

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7

Diels-Alder Reaction of N-Sulfonylpyridones with 1,3-Butadiene [in Japanese]

FUJITA Reiko , NAGASAWA Noriko , HONGO Hiroshi

… 1-Arylsulfonyl-5-methoxycarbonyl-2(1H)-pyridones bearing an electron-withdrawing group at ortho or meta position for sulfonyl group were chemoselectively prepared using NaH as a base in good yields. …

Journal of Tohoku Pharmaceutical University 50, 95-102, 2003-12-00

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8

Diels-Alder Reactions of Nitro-2(1H)-pyridones with 2, 3-Dimethyl-1, 3-butadiene

FUJITA Reiko , WATANABE Kazuhiro , NISHIUCHI Yasuhiro , HONDA Rumiko , MATSUZAKI Hisao , HONGO Hiroshi

… Diels-Alder(DA)reactions of 3- or 5-nitro-2(1H)-pyridones and nitro-2(1H)-pyridones containing a methoxycarbonyl group with 2, 3-dimethyl-1, 3-butadiene were examined. …

Chemical & pharmaceutical bulletin 49(5), 601-605, 2001-05-01

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9

Cycloaddition of 2(1H)-Pyridones Having a Methoxycarbonyl Group to 1, 3-Butadiene Derivatives

FUJITA Reiko , HOSHINO Masato , TOMISAWA Hiroshi , MATSUZAKI Hisao , HONGO Hiroshi

… The cycloaddition of 4-methoxycarbonyl-2(1H)-pyridones to silyloxydienes gave isoquinolone derivatives in reasonable yields. … Furthermore, the cycloaddition of 6-methoxycarbonyl-2(1H)-pyridones to 2, 3-dimethyl-1, 3- butadiene produced cycloadducts(isoquinolone and quinolone derivatives)and double cycloadducts(phenanthridone derivatives). …

Chemical & pharmaceutical bulletin 49(4), 497-500, 2001-04-01

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10

Inclusion Polymerization in Polymorphic Crystals of Cholic Acid

NAKANO Kazunori , SADA Kazuki , MIYATA Mikiji

Polymer Journal 33(2), 172-176, 2001-02-15

References (29)
11

Scanning Tunneling Microscopy of Organic Molecules and Monolayers on Silicon and Germanium (001) Surfaces

Hamers Robert J. , Hovis Jennifer S. , Greenlief C.Michael , Padowizq David F.

… These include cyclopentene, 1, 5-cycloctadiene, norbornadiene, 2, 3-dimethyl-1, 3-butadiene, and benzene on the Si(001) surface, and for cyclopentene on the Ge(001) surface. …

Japanese journal of applied physics. Pt. 1, Regular papers & short notes 38(6B), 3879-3887, 1999-06-30

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12

Synthesis of Some 1-(2, 3-Dimethyl-1-phenylpyrazol-5-on-4-yl)-3, 4-disubstituted-2-azetidinones as Potential Fungicides

GIRI Somari , KUMAR Rakesh , NIZAMUDDIN

… トリエチルアミン存在下で, 2, 3-dimethyl-1-phenyl-4-(substituted benzylideneamine) pyrazol-5-oneに対する酸クロリドの環化反応で一連の1-(2, 3-dimethyl-1-phenyl pyrazol-5-on-4-yl)-3, 4-disubstituted-2-azetidinoneを合成した.これらの化合物のA. …

Journal of pesticide science 14(4), 453-455, 1989-11-20

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13

Synthesis and Antitumor Activities of Alkyl-1,4-butanediamine Pt(II) Complexes Having Seven-Membered Ring Structure

NOWATARI Hiroyoshi , KURODA Yasuo , HAYAMI Hiroshi , OKAMOTO Kazuya , EKIMOTO Hisao , TAKAHASHI Katsutoshi

… Novel alkyl-1,4-butanediamine Pt(II) complexes having a seven-membered ring structure were synthesized and characterized by fast atom bombardment mass and infrared spectra and elemental analysis. … Their antitumor activities in vivo toward lymphoid leukemia L1210 and LEwis lung carcinoma LL were studied in the case where the leaving group was either dichloride or cyclobutane-1,1-dicarboxylate. …

Chemical & pharmaceutical bulletin 37(9), 2406-2409, 1989-09-25

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14

Photocycloaddition of 2,3-Epoxy-2,3-dihydro-2,3-dimethyl-1,4-naphthoquinone to Olefins and Aldehydes containing Heterocyclic Group [in Japanese]

中川克彦他

Memoirs of Niihama National College of Technology. Science and engineering (25), p74-79, 1989-01-00
15

A new and convenient synthesis of 1.ALPHA.,25-dihydroxyvitamin D2 and its 24R-epimer.

Tsuji Masahiro , Yokoyama Shinji , Tachibana Yoji

… 1α, 25-Dihydroxyvitamin D2 … (1a) was synthesized by irradiation and subsequent thermal isomerization of (22E)-5,7,22-ergostatriene-1α,3β,25-triol (16a). …

Bulletin of the Chemical Society of Japan 62(10), 3132-3137, 1989

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16

New Constituents of the Aril of Myristica fragrans

HATTORI MASAO , YANG XIU-WEI , SHU YUE-ZHONG , KAKIUCHI NOBUKO , TEZUKA YASUHIRO , KIKUCHI TOHRU , NAMBA TSUNEO

… : 3-(3,4,5-trimethoxyphenyl)-2-(E)-propen-1-ol (1), 3-(3-methoxy-4,5-methylenedioxyphenyl)-2-(E)-propen-1-ol (2), 2,3-dihydro-7-methoxy-2-(3,4-dimethoxyphenyl)-3-methyl-5-( …

Chemical & pharmaceutical bulletin 36(2), 648-653, 1988-02-25

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17

ESR study on the reactions of 1,3-diene cation radicals in low-temperature matrices.

Fujisawa Jun , Takayanagi Toshiyuki , Sato Shin , Shimokoshi Kazuo

… The reactions of the cation radicals of 1,3-butadiene, cis- and trans- 1,3-pentadienes, 2-methyl-1,3-butadiene, and 2,3-dimethyl- 1,3-butadiene have been investigated by low-temperature matrix ESR. …

Bulletin of the Chemical Society of Japan 61(5), 1527-1534, 1988

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18

Synthesis and Biological Activities of 2,3-Dimethyl-1,4-benzoquinones Having Alkylthio and Arylthio Side Chains(Medicinal Chemistry,Chemical)

MORI KOICHI , TAKAHASHI KYOKO , KISHI TAKEO , SAYO HIROTERU

… New 2,3-dimethyl-1,4-benzoquinones having an alkylthio or arylthio side chain at the 5-position and two alkylthio side chains at the 5- and 6-position were synthesized as possible antimetabolites of coenzyme Q. …

Chemical & pharmaceutical bulletin 35(3), 1270-1274, 1987-03-25

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19

Photoreactions of N-methyl-1,2-naphthalenedicarboximide with dienes. Formation of naphthazepinediones and their secondary reactions.

Kubo Yasuo , Toda Rie , Araki Takeo

… In the photolysis of a benzene solution of N-methyl-1,2-naphthalenedicarboximide (5) in the presence of dienes, i.e., 2,3-dimethyl-1,3-butadiene and 1,3-butadiene, insertion of one of the double bond in the dienes into a C(=O)–N bond of 5 …

Bulletin of the Chemical Society of Japan 60(1), 429-431, 1987

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20

High-pressure kinetics of the (6+4).PI. cycloaddition of tropone with 2,3-dimethyl-1,3-butadiene, an acyclic diene. The temperature and solvent effects.

Sugiyama Shigeru , Takeshita Hitoshi

… By a high-pressure kinetic analysis in isopropylbenzene, 1,4-dioxane and N,N-dimethylformamide, the activation parameters for the (6+4)π cycloaddition reaction of tropone with 2,3-dimethyl-1,3-butadiene were determined. …

Bulletin of the Chemical Society of Japan 60(3), 977-980, 1987

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