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CAS No.: 25646-77-9

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Chemical Name: cd-4

Molecular Formula: C11H20N2O5S

Formula Weight: 292.35

CAS No.: 25646-77-9

ASSAY : 99%min

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate Usage And Synthesis

Description CD4 is a color-film developer, and both an allergen and an irritant in photographers. Cross reactivity is possible with Disperse Blue 124, Disperse Blue 106, and Disperse red 17

Chemical Properties beige fine crystalline powder


4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate is used as a color developer for Kodacolor II film, identicaI to Flexicolor or C-41 process; color developer for use in color microautoradiography for color development of immunogold-labeled antibodies.

Item Specifications
Appearance White powder or crystal
Volatility% ≤0.1
PH 2.2-2.5
Content(%) 99-102
MP(C) 156-160
Heavy metals ≤0.001
Ash ≤0.1
Turbidity of 5% in water ≤5 NTU
Alkalic solution Qulified
Photographic property Qulified
Ageingpoperty Qulified

Product Category