Higher alkyl pyrrolidone extractants for water soluble phenolic

Details Higher alkyl pyrrolidone extractants for water soluble phenolic Higher alkyl pyrrolidone extractants for water soluble phenolic

1987-02-12

1988-01-12

Phillips, Delbert R.

Chemistry: natural resins or derivatives; peptides or proteins;

Peptides of 3 to 100 amino acid residues

Cyclic peptides

540220, 540346, 549414, 536 64, 424115, 435803, C07K 512, C07D40700, C07H 1524, A61K 3500

Patent

active

047192879

ABSTRACT:
The extraction of water soluble antibiotics containing a phenolic or carboxylic group from an aqueous solution or fermentation broth using a N--C.sub.8 --C.sub.14 alkyl pyrrolidone extractant and the process involving the extraction of said antibiotic.

REFERENCES:
patent: 3008955 (1961-11-01), Johnson et al.
patent: 3884763 (1975-05-01), Celmer et al.
Chem. Abstr., vol. 106, (1987), 125894.
Chem. Abstr., vol. 100, (1984), 70300.
Chem. Abstr., vol. 95, (1981), 12767.
Chem. Abstr., vol. 83, (1975), 79068.

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