Chiral scaffolds and their preparation

Details Chiral scaffolds and their preparation Chiral scaffolds and their preparation

2006-08-15

2006-08-15

Seaman, D. Margaret (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

07091355

ABSTRACT:
A crystalline salt according to formula (1): or the opposite enantiomer thereof, wherein X+is a cation. Such salts are useful in preparing chiral scaffolds, in particular of formulae (a)–(d)

REFERENCES:
patent: 3852283 (1974-12-01), Dolfini et al.
patent: 0614986 (1994-09-01), None
Nicolaou et al., J. Am. Chem. Soc., 1993, 115, 4419-4420.
Ornstein et al., J. Med. Chem., 1989, 32, 827-833.
Okamoto et al., Biochem. Biophys. Res. Commun., 1981, 101, 440-446.
Bruce et al., Tetrahedron, 1992, 46, 10191-10200.
Copeland et al., Biochem. Biophys. Res. Commun., 1990, 169, 310-314.
Couty, Amino Acids, 1999, 16, 297-320.
Hays et al., J. Org. Chem., 1990, 56, 4084-4086.
Beaulieu et al., J. Org. Chem., 1997, 62, 3440-3448.
Skiles et al., Bioorg. Med. Chem. Lett., 1996, 6, 963-966.
Golubevetal Tetrahedron Lett, 1995 36, 2037-2440.
Bousquet et al., Tetrahedron, 1997, 46, 15671-15680.
Di Nardo and Varela, J. Org. Chem., 1999, 64, 6119-6125.
Nin et al., Tetrahedron, 1993, 42, 9459-9464.
Pellicciari et al., Med. Chem. Res., 1992, 2, 491-496.
Wang et al., J. Org. Chem., 1998, 63, 4850-3.
Hiroya et al., Synthesis, 1995, 379-81.
Mulzer et al., Liebigs Ann. Chem., 1992, 1131-5.
Esch, et al., Tetrahedron, 1991, 47, 4063-4076.
Golubev, Tetrahedron Letters, vol. 42, p. 7941-7944, 2001.

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