Osa Y - Search Results

1

Structural properties of dibenzosuberanylpiperazine derivatives for efficient reversal of chloroquine resistance in Plasmodium chabaudi.

Osa Y, Kobayashi S, Sato Y, Suzuki Y, Takino K, Takeuchi T, Miyata Y, Sakaguchi M, Takayanagi H. Osa Y, et al. J Med Chem. 2003 May 8;46(10):1948-56. doi: 10.1021/jm020379v. J Med Chem. 2003. PMID: 12723957

2

Opioid δ₁ receptor antagonist 7-benzylidenenaltrexone as an effective resistance reverser for chloroquine-resistant Plasmodium chabaudi.

Miyata Y, Fujii H, Osa Y, Kobayashi S, Takeuchi T, Nagase H. Miyata Y, et al. Among authors: osa y. Bioorg Med Chem Lett. 2011 Aug 15;21(16):4710-2. doi: 10.1016/j.bmcl.2011.06.085. Epub 2011 Jun 25. Bioorg Med Chem Lett. 2011. PMID: 21764311

3

Convenient synthesis of oxazolidinones by the use of halomethyloxirane, primary amine, and carbonate salt.

Osa Y, Hikima Y, Sato Y, Takino K, Ida Y, Hirono S, Nagase H. Osa Y, et al. J Org Chem. 2005 Jul 8;70(14):5737-40. doi: 10.1021/jo0501644. J Org Chem. 2005. PMID: 15989363

4

Crystal structure of N-(10,11-dihydro-5H-dibenzo[a,d]cycloheptan-5-yl)-piperazine hydrochloride.

Osa Y, Sato Y, Hatano A, Takayanagi H. Osa Y, et al. Anal Sci. 2002 Sep;18(9):1069-70. doi: 10.2116/analsci.18.1069. Anal Sci. 2002. PMID: 12243410 Free article. No abstract available.

5

[X-ray crystallographic analysis of picrates].

Takayanagi H, Goto M, Takeda K, Osa Y. Takayanagi H, et al. Among authors: osa y. Yakugaku Zasshi. 2004 Nov;124(11):751-67. doi: 10.1248/yakushi.124.751. Yakugaku Zasshi. 2004. PMID: 15516803 Free article. Review. Japanese.

6

Crystal structures of (3S,3aS,5aS,8S,9R,9aR,9bS)-3a,4,5,5a,6,7,8,9,9a,9b-decahydro-8-[2(2,6-dioxanyl)ethoxy]-3,5a,9-trimethyl-2(3H)-naphtho[1,2-b]furanone (1) and (3S,3aS,5aS,8R,9R,9aR,9bS)-3a,4,5,5a,6,7,8,9,9a,9b-decahydro-8-[2(2,6-dioxanyl)ethoxy]-3,5a,9-trimethyl-2(3H)-naphtho[1,2-b]furanone (2).

Tanikawa M, Osa Y, Oshimoto M, Goto S, Takayanagi H. Tanikawa M, et al. Among authors: osa y. Anal Sci. 2002 Sep;18(9):1071-2. doi: 10.2116/analsci.18.1071. Anal Sci. 2002. PMID: 12243411 Free article. No abstract available.

7

Synthesis of quinolinomorphinan-4-ol derivatives as δ opioid receptor agonists.

Ida Y, Nemoto T, Hirayama S, Fujii H, Osa Y, Imai M, Nakamura T, Kanemasa T, Kato A, Nagase H. Ida Y, et al. Among authors: osa y. Bioorg Med Chem. 2012 Jan 15;20(2):949-61. doi: 10.1016/j.bmc.2011.11.047. Epub 2011 Dec 1. Bioorg Med Chem. 2012. PMID: 22197670

8

Synthesis of pyrrolomorphinan derivatives as kappa opioid agonists.

Fujii H, Ida Y, Hanamura S, Osa Y, Nemoto T, Nakajima M, Hasebe K, Nakao K, Mochizuki H, Nagase H. Fujii H, et al. Among authors: osa y. Bioorg Med Chem Lett. 2010 Sep 1;20(17):5035-8. doi: 10.1016/j.bmcl.2010.07.035. Epub 2010 Jul 13. Bioorg Med Chem Lett. 2010. PMID: 20685120

9

An alternative access to a trisaccharide repeating unit of the capsular polysaccharide of Streptococcus pneumoniae serotype 19A.

Kaji E, Osa Y, Tanaike M, Hosokawa Y, Takayanagi H, Takada A. Kaji E, et al. Among authors: osa y. Chem Pharm Bull (Tokyo). 1996 Feb;44(2):437-40. doi: 10.1248/cpb.44.437. Chem Pharm Bull (Tokyo). 1996. PMID: 8998845

10

Synthesis of N-isobutylnoroxymorphone from naltrexone by a selective cyclopropane ring opening reaction.

Fujii H, Osa Y, Ishihara M, Hanamura S, Nemoto T, Nakajima M, Hasebe K, Mochizuki H, Nagase H. Fujii H, et al. Among authors: osa y. Bioorg Med Chem Lett. 2008 Sep 15;18(18):4978-81. doi: 10.1016/j.bmcl.2008.08.019. Epub 2008 Aug 12. Bioorg Med Chem Lett. 2008. PMID: 18755589

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