Red 7

Red 7 is classed chemically as a monoazo color. It conforms to the formula: C18H14N2O6S • Ca.
CAS Numbers:
  • 5281-04-9
  • 29092-56-6
EC/List Numbers:
  • 226-109-5
Technical Names:
  • 3-Hydroxy-4-[(4-Methyl-2-Sulfophenyl)Azo]-2-Naphthalenecarboxylic Acid, Calcium Salt
  • 2-Naphthalenecarboxylic Acid, 3-Hydroxy-4-[(4-Methyl-2-Sulfophenyl)Azo]-, Calcium Salt
  • Calcium 3-Hydroxy-4-[(4-Methyl-2-Sulphonatophenyl)Azo]-2-Naphthoate
  • CI 15850:1
  • D&C Red No. 7 (should be used only if batch certified by the U.S. Food and Drug Administration)
  • Pigment Red 57, Calcium Salt
  • Pigment Red 57:1 (INCI)
  • Red 7 (INCI)
  • Red No. 202
Product Categories:
  • Cleaning Products
VOC Status:
Subscription Only
Chemical Formula:
Subscription Only
Ingredient Type:
Subscription Only
Chemical Class:
Subscription Only
Ingredient Sources:
Subscription Only
Ingredient Functions:
Subscription Only
Ingredient References:
Subscription Only
Chemical Structure:
Subscription Only
EPA Safer Choice Ingredient:
Subscription Only
EPA FIFRA 25(b):
Subscription Only
REACH Listing:
Subscription Only


Subscription Only

Join Now to access all Ingredient Information

Processing