Salts of metal-free anionic phenylazopyrazolone dyes having cati

Details Salts of metal-free anionic phenylazopyrazolone dyes having cati Salts of metal-free anionic phenylazopyrazolone dyes having cati

1993-12-13

1996-04-23

Richter, Johann

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

Organic compounds

Azo

C09B 3100

Patent

active

055104673

ABSTRACT:
Salts of the formula

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patent: 5151505 (1992-09-01), Hari et al.
Ferruti et al., J. Am. Chem. Soc. 92, 3704-3713 (1970).

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