CAS 5281-04-9: Pigment Red 57:1

Formula: C₁₈H₁₄N₂O₆S·Ca

InChI: InChI=1S/C18H14N2O6S.Ca/c1-10-6-7-14(15(8-10)27(24,25)26)19-20-16-12-5-3-2-4-11(12)9-13(17(16)21)18(22)23;/h2-9,21H,1H3,(H,22,23)(H,24,25,26);

InChI key: InChIKey=PPVZMZJCKBHXOT-UHFFFAOYSA-N

SMILES: [Ca].O=C(O)C1=CC=2C=CC=CC2C(N=NC3=CC=C(C=C3S(=O)(=O)O)C)=C1O

Synonyms:

• 6B300
• Calcium-3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)azo]-2-naphthoat
• 2-Naphthalenecarboxylic acid, 3-hydroxy-4-[2-(4-methyl-2-sulfophenyl)diazenyl]-, calcium salt (1:1)
• C.I. Pigment Red 57 calcium salt
• C.I. Pigment Red 57, calcium salt (1:1)
• 2-Naphthalenecarboxylic acid, 3-hydroxy-4-[(4-methyl-2-sulfophenyl)azo]-, calcium salt (1:1)
• 1862 Red

Lithol Rubin BCA

CAS: 5281-04-9

• Formula: C₁₈H₁₂CaN₂O₆S
• Purity: >85.0%(E)
• Color and Shape: Red to Dark red to Brown powder to crystal
• Molecular weight: 424.44

Pigment Red 57:1

CAS: 5281-04-9

• Formula: C₁₈H₁₂CaN₂O₆S
• Purity: 85%
• Molecular weight: 424.4407

Red No.202 for TLC RS

CAS: 5281-04-9

• Color and Shape: Bluish Red Solid Powder

Lithol Rubine BK (2-Naphthalenecarboxylic acid, 3-hydroxy-4-[(E)-2-(4-methyl-2-sulfophenyl)diazenyl]-, calcium salt (1:1))

CAS: 5281-04-9

Pigments & preparations based thereon

• Formula: C₁₈H₁₂CaN₂O₆S
• Color and Shape: Dark Red Powder
• Molecular weight: 424.0042

Lithol Rubine BK

CAS: 5281-04-9

Lithol Rubine BK is an insoluble polymer that is used for the treatment of wastewater. …

• Formula: C₁₈H₁₂CaN₂O₆S
• Purity: Min. 95%
• Molecular weight: 424.44 g/mol