Pigment Red 48:2

CAS Registry Number®

7023-61-2
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CAS Name

Pigment Red 48:2

Molecular Formula

C18H13ClN2O6S.Ca

Cite this Page

Pigment Red 48:2.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=7023-61-2 (retrieved 2024-09-13) (CAS RN: 7023-61-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C18H13ClN2O6S.Ca/c1-9-6-15(28(25,26)27)14(8-13(9)19)20-21-16-11-5-3-2-4-10(11)7-12(17(16)22)18(23)24;/h2-8,22H,1H3,(H,23,24)(H,25,26,27);

InChIKey

InChIKey=PHFMCOUQHQMESB-UHFFFAOYSA-N

SMILES

N(=NC1=C(S(=O)(=O)O)C=C(C)C(Cl)=C1)C=2C3=C(C=C(C(O)=O)C2O)C=CC=C3.[Ca]

Canonical SMILES

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

Other Names for this Substance

  • 2-Naphthalenecarboxylic acid, 4-[2-(5-chloro-4-methyl-2-sulfophenyl)diazenyl]-3-hydroxy-, calcium salt (1:1)
  • C.I. Pigment Red 48, calcium salt (1:1)
  • 2-Naphthalenecarboxylic acid, 4-[(5-chloro-4-methyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1)
  • 2-Naphthoic acid, 4-(5-chloro-2-sulfo-p-tolylazo)-3-hydroxy-, calcium salt
  • Eljon Rubine 2BS

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Deleted or Replaced CAS Registry Numbers

108569-87-5, 12237-56-8, 12238-28-7, 29092-57-7, 29754-80-1, 39362-57-7, 66121-20-8, 78170-94-2