2-Anilino-6-dibutylamino-3-methylfluoran ODB-2 CAS 89331-94-2

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Chemical Name :2-Anilino-6-dibutylamino-3-methylfluoran

CAS: 89331-94-2

Molecular Formula:C35H36N2O3

Molecular Weight:532.68

Item Specification Result
Appearance White or off white powder White powder
Purity (hplc) % ≥99.50 99.89
Melting point 180.0-185.0℃ 184.0 ℃
Insoluble matter 2.5%solution in internal phase % ≤0.1 0.03
Filter residue filtration at ambient temperat % ≤0.2 0.03


Ash content % ≤0.2 0.18
Volatile matter % ≤0.1 0.02

Used for various grades of thermal sensitive paper such as thermal copy paper and telephone fax;

Used as a heat sensitive paper coupler in the paper industry to produce heat sensitive paper;

Used as a coupler for thermal sensitive paper

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