Method of purifying 2,4-bis(6-diazo-5,6-dihydro-5-oxo-1-naphthal

Details Method of purifying 2,4-bis(6-diazo-5,6-dihydro-5-oxo-1-naphthal Method of purifying 2,4-bis(6-diazo-5,6-dihydro-5-oxo-1-naphthal

1974-09-11

1977-05-17

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260701, 260707, 346165, C07C11300, C07B 2100, C07B 2900, B01D 900

Patent

active

040241220

ABSTRACT:
A method of purifying crude 2,4-bis(6-diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonyloxy)benzophenone by dissolving in an organic solvent, reprecipitating by adding certain nonsolvents and recrystallizing the reprecipitated product from certain solvents.

REFERENCES:
patent: 2797213 (1957-06-01), Moore
patent: 3046116 (1962-07-01), Schmidt
patent: 3046118 (1962-07-01), Schmidt
patent: 3050389 (1962-08-01), Sus
patent: 3102809 (1963-09-01), Endermann et al.
patent: 3130049 (1964-04-01), Neugebauer et al.
patent: 3149972 (1964-09-01), Herrick et al.
patent: 3188210 (1965-06-01), Fritz et al.
patent: 3479384 (1969-11-01), Heiss
patent: 3592646 (1971-07-01), Holstead et al.
Weissberger, "Technique of Organic Chemistry", vol. X, Fundamentals of Chromatography, pp. 3-5, 6, 13-15, 228-230 (1957).

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