Colored petroleum-derived product

Details Colored petroleum-derived product Colored petroleum-derived product

1975-09-02

1977-09-20

Higel, Floyd D.

Fuel and related compositions

Liquid fuels

Aluminum or heavy metal, other than lead, containing

23230M, 208 12, 208 15, 208 17, 260191, 260576, C10L 110

Patent

active

040493938

ABSTRACT:
Novel disazo colorants or dyes for marking organic liquids, the colorants having the general formula ##STR1## where R.sub.1 is H, CF.sub.3, or alkyl having from 1 to 4 carbon atoms,

REFERENCES:
patent: 1914549 (1933-06-01), Woodward
patent: 2925333 (1960-02-01), Thompson
patent: 3004821 (1961-10-01), Gano
patent: 3034848 (1962-05-01), King
patent: 3073664 (1963-01-01), Spitzer et al.
patent: 3690809 (1972-09-01), Orelup
patent: 3704106 (1972-11-01), Orelup

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