Skip to main page content
Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

My NCBI Filters
Text availability
Article attribute
Article type
Publication date

Search Results

38 results
Filters applied: . Clear all Results are displayed in a computed author sort order. Results by year timeline is unavailable
Page 1
Enantioselective synthesis of a GPR40 agonist AMG 837 via catalytic asymmetric conjugate addition of terminal alkyne to α,β-unsaturated thioamide.
Yazaki R, Kumagai N, Shibasaki M. Yazaki R, et al. Org Lett. 2011 Mar 4;13(5):952-5. doi: 10.1021/ol102998w. Epub 2011 Feb 3. Org Lett. 2011. PMID: 21291204
Toward the total synthesis of onchidin, a cytotoxic cyclic depsipeptide from a mollusc.
Kobayashi S, Kobayashi J, Yazaki R, Ueno M. Kobayashi S, et al. Among authors: yazaki r. Chem Asian J. 2007 Jan 8;2(1):135-44. doi: 10.1002/asia.200600232. Chem Asian J. 2007. PMID: 17441146
Direct catalytic asymmetric addition of allylic cyanides to ketoimines.
Yazaki R, Nitabaru T, Kumagai N, Shibasaki M. Yazaki R, et al. J Am Chem Soc. 2008 Nov 5;130(44):14477-9. doi: 10.1021/ja806572b. Epub 2008 Oct 10. J Am Chem Soc. 2008. PMID: 18844357
Direct catalytic asymmetric addition of allyl cyanide to ketones.
Yazaki R, Kumagai N, Shibasaki M. Yazaki R, et al. J Am Chem Soc. 2009 Mar 11;131(9):3195-7. doi: 10.1021/ja900001u. J Am Chem Soc. 2009. PMID: 19215140
A direct catalytic asymmetric addition of allyl cyanide to ketones with a bimetallic catalytic system comprising (R,R)-Ph-BPE/[Cu(CH(3)CN)(4)]ClO(4)/LiOAr is described. ...
A direct catalytic asymmetric addition of allyl cyanide to ketones with a bimetallic catalytic system comprising (R,R)-Ph-BPE/ …
Direct catalytic asymmetric Mannich-type reaction of thioamides.
Suzuki Y, Yazaki R, Kumagai N, Shibasaki M. Suzuki Y, et al. Among authors: yazaki r. Angew Chem Int Ed Engl. 2009;48(27):5026-9. doi: 10.1002/anie.200901588. Angew Chem Int Ed Engl. 2009. PMID: 19472259
Direct catalytic asymmetric aldol reactions of thioamides: toward a stereocontrolled synthesis of 1,3-polyols.
Iwata M, Yazaki R, Suzuki Y, Kumagai N, Shibasaki M. Iwata M, et al. Among authors: yazaki r. J Am Chem Soc. 2009 Dec 30;131(51):18244-5. doi: 10.1021/ja909758e. J Am Chem Soc. 2009. PMID: 19994862
A direct catalytic asymmetric aldol reaction of thioamides with a soft Lewis acid/hard Brønsted base cooperative catalytic system comprising (R,R)-Ph-BPE/[Cu(CH(3)CN)(4)]PF(6)/LiOAr is described. ...
A direct catalytic asymmetric aldol reaction of thioamides with a soft Lewis acid/hard Brønsted base cooperative catalytic system comprising …
Direct catalytic asymmetric addition of allyl cyanide to ketones via soft Lewis acid/hard Brønsted base/hard Lewis base catalysis.
Yazaki R, Kumagai N, Shibasaki M. Yazaki R, et al. J Am Chem Soc. 2010 Apr 21;132(15):5522-31. doi: 10.1021/ja101687p. J Am Chem Soc. 2010. PMID: 20337453
Mechanistic studies have revealed that Cu/(R,R)-Ph-BPE and Li(OC(6)H(4)-p-OMe) serve as a soft Lewis acid and a hard Brønsted base, respectively, allowing for deprotonative activation of 1a as the rate-determining step. ...
Mechanistic studies have revealed that Cu/(R,R)-Ph-BPE and Li(OC(6)H(4)-p-OMe) serve as a soft Lewis acid and a hard Brønsted …
Direct catalytic asymmetric conjugate addition of terminal alkynes to alpha,beta-unsaturated thioamides.
Yazaki R, Kumagai N, Shibasaki M. Yazaki R, et al. J Am Chem Soc. 2010 Aug 4;132(30):10275-7. doi: 10.1021/ja105141x. J Am Chem Soc. 2010. PMID: 20662511
Direct catalytic enantio- and diastereoselective aldol reaction of thioamides.
Iwata M, Yazaki R, Chen IH, Sureshkumar D, Kumagai N, Shibasaki M. Iwata M, et al. Among authors: yazaki r. J Am Chem Soc. 2011 Apr 13;133(14):5554-60. doi: 10.1021/ja200250p. Epub 2011 Mar 18. J Am Chem Soc. 2011. PMID: 21417332
A direct catalytic asymmetric aldol reaction of thioamides using a soft Lewis acid/hard Brønsted base cooperative catalyst comprising (R,R)-Ph-BPE/[Cu(CH(3)CN)(4)]PF(6)/LiOAr is described. ...
A direct catalytic asymmetric aldol reaction of thioamides using a soft Lewis acid/hard Brønsted base cooperative catalyst comprising (R
Cooperative activation of alkyne and thioamide functionalities; direct catalytic asymmetric conjugate addition of terminal alkynes to α,β-unsaturated thioamides.
Yazaki R, Kumagai N, Shibasaki M. Yazaki R, et al. Chem Asian J. 2011 Jul 4;6(7):1778-90. doi: 10.1002/asia.201100050. Epub 2011 May 2. Chem Asian J. 2011. PMID: 21538905
38 results
Jump to page
Feedback