Chemistry Reference
In-Depth Information
3-methylpenta-3,4-dien-2-one or 3-benzylpenta-3,4-dien-2-one. Chinese Journal of Chemistry,
25, 828-835.
53. Sibi, M.P., Stanley, L.M. and Jasperse, C.P. (2005) An entry to a chiral dihydropyrazole scafford:
enantioselective [3
þ
2] cyloaddition of nitrile imines. Journal of the American Chemical
Society, 127, 8276-8277.
54. Dondas, H.A., Grigg, R. and Thornton-Pett, M. (1996) Spiro(pyrrolidinyl-2,3-benzodiazepines)
related to MK-329. Tetrahedron, 52, 13455-13466; Dondas, A., Grigg, R. and Kilner, C. (2003)
X
¼
Y
¼
ZH Systems as potential 1,3-dipoles. Part 58: Cycloaddition route to chiral conforma-
tionally constrained (R)-pro- (S)-pro peptidomimetics. Tetrahedron, 59, 8481-8487.
55. Andrei, D. and Wnuk, S.F. (2006) S-Adenosylhomocycteine analogues with the carbon-5
0
and
sulfur atoms replaced by a vinyl unit. Organic Letters, 8, 5093-5096.
56. Shibuya, M., Kuretani, M. and Kubota, S. (1982) Synthesis of 6-(1-hydroxyethyl)-1,1-
dimethyl-1-carba-penem derivatives via Dieckmann-type cyclization. Tetrahedron Letters, 38,
2659-2655; Hanessian, S. and Reddy, B. (1999) Total synthesis of tricyclic
b
-lactams.
Tetrahedron, 55, 3427-3443.
57. Asami, M., Ishizuka, T. and Inoue, S. (1994) Catalytic enantioselective deprotonation of meso-
epoxides by the use of chiral lithium amide. Tetrahedron:Asymmetry, 5, 793-796; Seki, A. and
Asami, M. (2002) Catalytic enantioselective rearrangement of meso-epoxides mediated by
chiral lithium amides in the presence of excess cross-linked polymer-bound lithium amides.
Tetrahedron, 58, 4655-4663.
58. Sodergren, M.J. and Anderson, P.G. (1998) New and high enantioselective catalysts for the
rearrangement of meso-epoxides into chiral allylic alcohols. Journal of the American Chemical
Society, 120, 10760-10761;Sodergren, M.J., Bertilsson, S.K. and Anderson, P.G. (2002)
Allylic alcohols via catalytic asymmetric epoxide rearrangement. Journal of the American
Chemical Society, 122, 6610-6618; Bertilsson, S.K. and Anderson, P.G. (2002) Asymmetric
base-promoted epoxide rearrangement: achiral lithium amides revisited. Te t rahe d ron , 58,
4665-4668.
59. Patterson, D., Amedjkouh, M. and Ahlberg, P. (2002) Improved enantioselectivity by using
novel bulk bases in chiral lithium amide catalysed deprotonations: mixed dimers as reagents and
catalysts. Tetrahedron, 58, 4669-4673.
60. Otera, J., Niibo, Y. and Nozaki, H. (1991) Oxirane ring-opening with alcohol catalysed by
organotin phosphate condensates. Complete inversion at tertiary and benzylic centers. Tetrahe-
dron, 47, 7625-7634; Corey, E.J. and Helal, C.J. (1993) A catalytic enantioselective synthesis of
chiral monosubstituted oxiranes. Tetrahedron Letters, 34, 5227-5230.
61. Wu, Y., Hu, Q., Sum, Y.-P. and Yang, Y.-Q. (2004) Facile removal of 4-phenyl-oxazolidi-
nethione auxiliary with EtSH mediated by DBU. Tetrahedron Letters, 45, 7715-7717.
62. Etayo, P., Badorrey, R., Diez-de-Villegas, M.D. and Galvez, J.A. (2006) Unexpected
epimerization at C2 in the Horner-Wadsworth-Emmons reaction of chiral 2-substituted-4-
oxopiperidines. Chemical Communications, 3420-3422.
63. Bellina, F., Ciucci, D., Vergamini, P. and Rossi, R. (2000) Regioselective synthesis of natural
and unnatural (Z)-3-(1-alkylidene)phthalides and 3-substituted isocoumarins starting from
methyl 2-hydroxybenzoates. Tetrahedron, 56, 2533-2545;Yao, T. and Larock, R.C. (2003)
Synthesis of isocoumarins and
-pyrones via electrophilic cyclization. The Journal of Organic
Chemistry, 68, 5936-5942; Subramanian, V. Batchu, V.R., Barange, D. and Pal, M. (2005)
Synthesis of isocoumarins via Pd/C-mediated reactions of o-iodobenzoic acid with terminal
alkynes. The Journal of Organic Chemistry, 70, 4778-4783.
64. Kanzawa, C. and Terada, M. (2007) Organic-base-catalysed synthesis of phthalides via highly
regioselective intramolecular cyclization reaction. Tetrahedron Letters, 48, 933-935.
65. Miyake, T., Seki, M., Nakamura, Y. and Ohmizu, H. (1996) Synthesis of a novel chiral 1,3-
benzoxazinone auxiliary and its application to highly diastereoselective aldol reaction. Tetrahe-
dron Letters, 37, 3129-3132.
66. Evans, D.A., Janey, J.M., Magomedov, N. and Tedrow, J.S. (2001) Chiral salen-aluminum
complexes as catalysts for enantioselective aldol reactions of aldehydes and 5-alkoxyoxazoles:
an efficient approach to the asymmetric synthesis of syn and anti
b
-hydroxy-
a
-amino acid
derivatives. Angewandte Chemie - International Edition, 40, 1884-1888.
a
