Solvent Green 4
Name:C.I.Solvent Green 4,C.I.45550
Molecular Structure: Xanthene class
Molecular Formula:C22H16O
Molecular Weight: 296.36
CAS Registry Number:81-37-8
Manufacturing Methods : p-Cresol (2 Moore) and Phthalic anhydride (1 Moore) condensation get 2 ‘, 7 ‘- dimethyl – fluoran in 24% sulfuric acid central change, its product with zinc and ammonia in the pressure reduction get dye, and then in 250 ~ 280 ℃ / 1-2 mmHG sublimation, refined.
Properties and Applications:dark olive green (mineral oil). Used for hydrocarbon solvent, grease, paraffin wax color
Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
Melting point | Stable | |||||
ISO | General | Insoluble |
List of Suppliers:
Fluorol 5G( Pylam Products Co. Inc. )
Fluorol 5GA( Pylam Products Co. Inc. )
Fluorol Yellow 088( Pylam Products Co. Inc. )
Oil Green(Monarch Dyestuffs Industries)
Simpsol Bright Yellow 24600(Simpsons (UK) Ltd)
Spectra Fluor Green 088( Spectra Colors Corp. )
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