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Items: 1 to 20 of 24

1.

Antioxidants from the Brown Alga Dictyopteris undulata.

Kumagai M, Nishikawa K, Matsuura H, Umezawa T, Matsuda F, Okino T.

Molecules. 2018 May 18;23(5). pii: E1214. doi: 10.3390/molecules23051214.

2.

Evaluation of Aculeatin and Toddaculin Isolated from Toddalia asiatica as Anti-inflammatory Agents in LPS-Stimulated RAW264 Macrophages.

Kumagai M, Watanabe A, Yoshida I, Mishima T, Nakamura M, Nishikawa K, Morimoto Y.

Biol Pharm Bull. 2018;41(1):132-137. doi: 10.1248/bpb.b17-00607.

3.

Asymmetric Total Synthesis of (-)-Stemonamine and Its Stereochemical Stability.

Fujita S, Nishikawa K, Iwata T, Tomiyama T, Ikenaga H, Matsumoto K, Shindo M.

Chemistry. 2018 Feb 1;24(7):1539-1543. doi: 10.1002/chem.201706057. Epub 2018 Jan 16.

PMID:
29276813
4.

Enantioselective Cycloaddition of Styrenes with Aldimines Catalyzed by a Chiral Magnesium Potassium Binaphthyldisulfonate Cluster as a Chiral Brønsted Acid Catalyst.

Hatano M, Nishikawa K, Ishihara K.

J Am Chem Soc. 2017 Jun 28;139(25):8424-8427. doi: 10.1021/jacs.7b04795. Epub 2017 Jun 19.

PMID:
28557451
5.

Total Syntheses of Lepadiformine Marine Alkaloids with Enantiodivergency, Utilizing Hg(OTf)2 -Catalyzed Cycloisomerization Reaction and their Cytotoxic Activities.

Nishikawa K, Yamauchi K, Kikuchi S, Ezaki S, Koyama T, Nokubo H, Matsumura K, Kodama T, Kumagai M, Morimoto Y.

Chemistry. 2017 Jul 18;23(40):9535-9545. doi: 10.1002/chem.201701475. Epub 2017 Jun 9.

PMID:
28488778
6.

Synthesis of novel 5,6-dehydrokawain analogs as osteogenic inducers and their action mechanisms.

Kumagai M, Nishikawa K, Mishima T, Yoshida I, Ide M, Koizumi K, Nakamura M, Morimoto Y.

Bioorg Med Chem Lett. 2017 Jun 1;27(11):2401-2406. doi: 10.1016/j.bmcl.2017.04.016. Epub 2017 Apr 6.

PMID:
28427810
7.

Total Synthesis of the Cytotoxic Marine Triterpenoid Isodehydrothyrsiferol Reveals Partial Enantiodivergency in the Thyrsiferol Family of Natural Products.

Hoshino A, Nakai H, Morino M, Nishikawa K, Kodama T, Nishikibe K, Morimoto Y.

Angew Chem Int Ed Engl. 2017 Mar 6;56(11):3064-3068. doi: 10.1002/anie.201611829. Epub 2017 Feb 6.

PMID:
28165181
8.

5,6-Dehydrokawain from Alpinia zerumbet promotes osteoblastic MC3T3-E1 cell differentiation.

Kumagai M, Mishima T, Watanabe A, Harada T, Yoshida I, Fujita K, Watai M, Tawata S, Nishikawa K, Morimoto Y.

Biosci Biotechnol Biochem. 2016 Jul;80(7):1425-32. doi: 10.1080/09168451.2016.1153959. Epub 2016 Mar 4.

PMID:
26940726
9.

Total Synthesis of (-)-Lepadiformine A Utilizing Hg(OTf)2-Catalyzed Cycloisomerization Reaction.

Nishikawa K, Kikuchi S, Ezaki S, Koyama T, Nokubo H, Kodama T, Tachi Y, Morimoto Y.

Org Lett. 2015 Dec 4;17(23):5772-5. doi: 10.1021/acs.orglett.5b02867. Epub 2015 Nov 19.

PMID:
26584002
10.

(Z)-13-Hexadecenyl Acetate: a Novel Moth Sex Pheromone Component from Herpetogramma submarginale (Lepidoptera: Crambidae).

Yan Q, Kuriyama K, Nishikawa K, Tominaga S, Tatsuta H, Ando T, Naka H.

J Chem Ecol. 2015 May;41(5):441-5. doi: 10.1007/s10886-015-0576-8. Epub 2015 Apr 26.

PMID:
25912226
11.

cis-Cinnamic acid selective suppressors distinct from auxin inhibitors.

Okuda K, Nishikawa K, Fukuda H, Fujii Y, Shindo M.

Chem Pharm Bull (Tokyo). 2014;62(6):600-7.

12.

Design and synthesis of conformationally constrained analogues of cis-cinnamic acid and evaluation of their plant growth inhibitory activity.

Nishikawa K, Fukuda H, Abe M, Nakanishi K, Tazawa Y, Yamaguchi C, Hiradate S, Fujii Y, Okuda K, Shindo M.

Phytochemistry. 2013 Dec;96:223-34. doi: 10.1016/j.phytochem.2013.10.001. Epub 2013 Oct 28.

PMID:
24176527
13.

Substituent effects of cis-cinnamic acid analogues as plant growh inhibitors.

Nishikawa K, Fukuda H, Abe M, Nakanishi K, Taniguchi T, Nomura T, Yamaguchi C, Hiradate S, Fujii Y, Okuda K, Shindo M.

Phytochemistry. 2013 Dec;96:132-47. doi: 10.1016/j.phytochem.2013.08.013. Epub 2013 Sep 23.

PMID:
24070619
14.

Synthesis of optically pure 3,3'-diaryl binaphthyl disulfonic acids via stepwise N-S bond cleavage.

Hatano M, Ozaki T, Nishikawa K, Ishihara K.

J Org Chem. 2013 Oct 18;78(20):10405-13. doi: 10.1021/jo401848z. Epub 2013 Sep 26.

PMID:
24070223
15.

Biomimetic epoxide-opening cascades of oxasqualenoids triggered by hydrolysis of the terminal epoxide.

Morimoto Y, Takeuchi E, Kambara H, Kodama T, Tachi Y, Nishikawa K.

Org Lett. 2013 Jun 21;15(12):2966-9. doi: 10.1021/ol401081e. Epub 2013 May 30.

PMID:
23721415
16.

Photoinduced electron transfer promoted radical ring expansion and cyclization reactions of α-(ω-carboxyalkyl) β-keto esters.

Nishikawa K, Ando T, Maeda K, Morita T, Yoshimi Y.

Org Lett. 2013 Feb 1;15(3):636-8. doi: 10.1021/ol303460u. Epub 2013 Jan 23.

PMID:
23343206
17.

Radical photocyclization route for macrocyclic lactone ring expansion and conversion to macrocyclic lactams and ketones.

Nishikawa K, Yoshimi Y, Maeda K, Morita T, Takahashi I, Itou T, Inagaki S, Hatanaka M.

J Org Chem. 2013 Jan 18;78(2):582-9. doi: 10.1021/jo3024126. Epub 2013 Jan 8.

PMID:
23253018
18.

Confirmation of the configuration of 10-isothiocyanato-4-cadinene diastereomers through synthesis.

Nishikawa K, Umezawa T, Garson MJ, Matsuda F.

J Nat Prod. 2012 Dec 28;75(12):2232-5. doi: 10.1021/np300439e. Epub 2012 Nov 19.

PMID:
23163354
19.

Key structural features of cis-cinnamic acid as an allelochemical.

Abe M, Nishikawa K, Fukuda H, Nakanishi K, Tazawa Y, Taniguchi T, Park SY, Hiradate S, Fujii Y, Okuda K, Shindo M.

Phytochemistry. 2012 Dec;84:56-67. doi: 10.1016/j.phytochem.2012.08.001. Epub 2012 Sep 5.

PMID:
22959226
20.

Total synthesis of 10-isocyano-4-cadinene and its stereoisomers and evaluations of antifouling activities.

Nishikawa K, Nakahara H, Shirokura Y, Nogata Y, Yoshimura E, Umezawa T, Okino T, Matsuda F.

J Org Chem. 2011 Aug 19;76(16):6558-73. doi: 10.1021/jo2008109. Epub 2011 Jul 26.

PMID:
21755975

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