Pigment Red 57:1

Pigment Red 57:1 Basic information
Product Name:Pigment Red 57:1
Synonyms:3-Hydroxy-4-[(4-methyl-2-sulfophenyl)azo]-2-naphthalenecarboxylic acid calcium salt (1:1);Brilliant Carmine 6BN;Brilliant Carmine 6BY;Pigment Red 57:1;Pigment Red 57-1;2-Naphthalenecarboxylic acid, 3-hydroxy-4-(4-methyl-2-sulfophenyl)azo-, calcium salt (1:1);Pigment — Pigment Red 57:1;D&CRED7
CAS:5281-04-9
MF:C18H16CaN2O6S
MW:428.47
EINECS:226-109-5
Product Categories:Organics;Ca (Calcium) Compounds;Classes of Metal Compounds;Typical Metal Compounds
Mol File:5281-04-9.mol
Pigment Red 57:1 Structure
Pigment Red 57:1 Chemical Properties
density 0.352-1.7[at 20℃]
vapor pressure 0Pa at 25℃
form powder to crystal
Colour Index 15850
color Red to Dark red to Brown
Water Solubility 8.9mg/L at 25℃
LogP0.65-2.4 at 23-25℃
CAS DataBase Reference5281-04-9(CAS DataBase Reference)
EPA Substance Registry SystemC.I. Pigment Red 57, calcium salt (1:1) (5281-04-9)
Safety Information
Risk Statements 20/21/22-36/37/38
Safety Statements 26-36/37/39
HS Code 3204170000
MSDS Information
Pigment Red 57:1 Usage And Synthesis
CharacteristicsC.I. Pigment Red 57:1,15850:1 (Lithol Rubine) is one of the most important organic pigments and an important printing ink pigment.It has a brilliant shade that corresponds to the standard “magenta”shade of the European scale for multicolor, letterpress, and offset printing, as well as high tinting strength, good lightfastness, and solvent resistance.
UsesPigment Red 57:1 is one of the most important organic pigments and an important printing ink pigment.
It is used in almost all printing ink sectors (in letterpress and offset printing, and in illustration and packaging gravure printing) for several reasons. It has a brilliant shade that corresponds to the standard “magenta” shade of the European scale for multicolor, letterpress, and offset printing, as well as high tinting strength, good lightfastness, and solvent resistance.
Flammability and ExplosibilityNotclassified
Properties and ApplicationsTEST ITEMSSPECIFICATIONAPPEARANCERED POWDERSHADEBLUISHHEAT RESISTANCE180 °C minLIGHT FASTNESS6ACID RESISTANCE5ALKALI RESISTANCE4FASTNESS TO BLEEDING5OIL ABSORPTION45-50%SPECIFIC SURFACE28 m 2 /gDENSITY1.60 g/cm 3RESIDUE ON 80 MESH5.0% maxWATER SOLUBLE1.0% maxVOLATITE 105 °C1.0% maxTINTING STRENGTH100-105 %
Pigment Red 57:1 Preparation Products And Raw materials
Raw materialsSodium hydroxide–>Hydrochloric acid–>Sodium nitrite–>Calcium chloride–>Rosin–>3-Hydroxy-2-naphthoic acid–>4-Aminotoluene-3-sulfonic acid

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