Compound Q&A
What are the physical and chemical properties of Pigment Yellow 181 (CAS: 74441-05-7)?
Answer
Pigment Yellow 181 (CAS: 74441-05-7) is a yellow organic pigment. It has a crystalline form and a molecular weight of approximately 474.4 g/mol. It is poorly soluble in water but soluble in organic solvents. Chemically, it has good light and heat stability, and minimal migration properties, making it suitable for a variety of applications.
About
CAS No
74441-05-7
English Name
Pigment Yellow 181
Molecular Formula
C25H21N7O5
Molecular Weight
499.5 g/mol
SMILES
CC(=O)C(C(=O)NC1=CC2=C(C=C1)NC(=O)N2)N=NC3=CC=C(C=C3)C(=O)NC4=CC=C(C=C4)C(=O)N
InChIKey
PXMLTVJEYHGPEH-UHFFFAOYSA-N
Last Updated: 2026-03-07 19:49
