Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1995-04-19
1997-04-01
Conrad, Joseph
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
564464, C07C26904, C07C24312
Patent
active
056167776
ABSTRACT:
Disclosed are chiral hydrazine derivatives of the formula (Ia), (Ib), (Ic) and (Id) ##STR1## wherein: R.sup.1 and R.sup.2 are independently C.sub.1 -C.sub.10 alkyl;
REFERENCES:
patent: 5039676 (1991-08-01), Saksena et al.
patent: 5403937 (1995-04-01), Saksena et al.
Greene, et al., "Protective Groups in Organic Synthesis", 2 ed., pp. 10-142, John Wiley & Sons (New York, 1991).
"Optical Resolution Procedures for Chemical Compounds, vol. 1, Amines and Related Compounds", pp. 7-24, Optical Resolution Information Center, Riverdale, New York.
Kobayaski, et al., Bull. Chem. Soc. Jpn., 62, 3038-3040 (1989).
Andrews David R.
Sudhakar Anantha
Blasdale John H. C.
Conrad Joseph
Dulak Norman C.
Magatti Anita W.
Schering Corporation
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