2-hydroxy-3-(4-methoxyphenyl)-3-(2-aminophenylthio)propionic aci

Details 2-hydroxy-3-(4-methoxyphenyl)-3-(2-aminophenylthio)propionic aci 2-hydroxy-3-(4-methoxyphenyl)-3-(2-aminophenylthio)propionic aci

1990-04-06

1991-04-16

Dees, Jose G.

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

Organic compounds

Carboxylic acid esters

540491, 562401, 562431, C07C32336

Patent

active

050084330

ABSTRACT:
The titled ester, especially having the (2S,3S)-configuration, which is an intermediate for the production of diltiazem, is provided. Very high yields are obtainable.

REFERENCES:
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patent: 4416819 (1983-11-01), Nagao et al.
patent: 4587242 (1986-05-01), Manghisi
Ort, O., Organic Synthesis, vol. 65, pp. 203-213 (1987).
Corey & Ensley, Journal of American Chemical Society, vol. 97, No. 23, pp. 6908-6909 (1975).
Oppolzer et al., Helv. Chim. Acta, 64, pp. 2802-2807 (1981).
Oppolzer et al., Helv. Chem. Acta, 64, pp. 2808-2811 (1981).
Whitesell et al., J. Chem. Soc., Chem. Commun., pp. 988-989 (1982).
Whitesell et al., J. Chem. Soc., Chem. Commun., pp. 989-990 (1982).

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