Scheffer JR - Search Results

1

Confined space and cations enhance the power of a chiral auxiliary: photochemistry of 1,2-diphenylcyclopropane derivatives.

Sivaguru J, Scheffer JR, Chandarasekhar J, Ramamurthy V. Sivaguru J, et al. Among authors: scheffer jr. Chem Commun (Camb). 2002 Apr 21;(8):830-1. Chem Commun (Camb). 2002. PMID: 12123000

2

Use of chirally modified zeolites and crystals in photochemical asymmetric synthesis.

Chong KC, Sivaguru J, Shichi T, Yoshimi Y, Ramamurthy V, Scheffer JR. Chong KC, et al. Among authors: scheffer jr. J Am Chem Soc. 2002 Mar 27;124(12):2858-9. doi: 10.1021/ja016989m. J Am Chem Soc. 2002. PMID: 11902861

3

Control of enantioselectivity in the photochemical conversion of alpha-oxoamides into beta-lactam derivatives.

Natarajan A, Wang K, Ramamurthy V, Scheffer JR, Patrick B. Natarajan A, et al. Among authors: scheffer jr. Org Lett. 2002 May 2;4(9):1443-6. doi: 10.1021/ol025700i. Org Lett. 2002. PMID: 11975599

4

Enhanced enantio- and diastereoselectivity via confinement and cation binding: yang photocyclization of 2-benzoyladamantane derivatives within zeolites.

Natarajan A, Joy A, Kaanumalle LS, Scheffer JR, Ramamurthy V. Natarajan A, et al. Among authors: scheffer jr. J Org Chem. 2002 Nov 29;67(24):8339-50. doi: 10.1021/jo0260793. J Org Chem. 2002. PMID: 12444610

5

Enantio- and diastereodifferentiating cis,trans-photoisomerization of 2beta,3beta-diphenylcyclopropane-1alpha-carboxylic acid derivatives in organized media.

Cheung E, Chong KC, Jayaraman S, Ramamurthy V, Scheffer JR, Trotter J. Cheung E, et al. Among authors: scheffer jr. Org Lett. 2000 Sep 7;2(18):2801-4. doi: 10.1021/ol0062190. Org Lett. 2000. PMID: 10964369

6

Asymmetric synthesis of dihydrofurans via a formal retro-Claisen photorearrangement.

Xia W, Yang C, Patrick BO, Scheffer JR, Scott C. Xia W, et al. Among authors: scheffer jr. J Am Chem Soc. 2005 Mar 2;127(8):2725-30. doi: 10.1021/ja043254j. J Am Chem Soc. 2005. PMID: 15725030

7

Enantioselective photochemical synthesis of a simple alkene via the solid state ionic chiral auxiliary approach.

Chen S, Patrick BO, Scheffer JR. Chen S, et al. Among authors: scheffer jr. J Org Chem. 2004 Apr 16;69(8):2711-8. doi: 10.1021/jo0358271. J Org Chem. 2004. PMID: 15074917

8

Thermal and photochemical transformation of conformational chirality into configurational chirality in the crystalline state.

Chong KC, Scheffer JR. Chong KC, et al. Among authors: scheffer jr. J Am Chem Soc. 2003 Apr 9;125(14):4040-1. doi: 10.1021/ja029182i. J Am Chem Soc. 2003. PMID: 12670212

9

Asymmetric synthesis in a Norrish type II cleavage reaction induced by crystal chirality.

Charette AB, Chong KC, Fournier JF, Patrick B, Scheffer JR. Charette AB, et al. Among authors: scheffer jr. Photochem Photobiol Sci. 2003 Nov;2(11):1052-5. doi: 10.1039/b309256a. Photochem Photobiol Sci. 2003. PMID: 14690213

10

Stable radicals during photodecarbonylations of trityl-alkyl ketones enable solid state reactions through primary and secondary radical centers.

Kuzmanich G, Natarajan A, Shi Y, Patrick BO, Scheffer JR, Garcia-Garibay MA. Kuzmanich G, et al. Among authors: scheffer jr. Photochem Photobiol Sci. 2011 Nov;10(11):1731-4. doi: 10.1039/c1pp05240c. Epub 2011 Sep 22. Photochem Photobiol Sci. 2011. PMID: 21947128

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