2,5-bis-(4-ethoxy-3-methoxy-phenyl)-furan-3,4-dicarboxylic acid is a complex organic compound characterized by a furan ring structure, which is a five-membered aromatic ring containing one oxygen atom. The molecule features two phenyl groups attached to the furan ring at the 2 and 5 positions, each substituted with ethoxy and methoxy groups at the 4 and 3 positions, respectively. The compound also has two carboxylic acid groups at the 3 and 4 positions of the furan ring, which contribute to its acidic properties. This chemical is known for its potential applications in various fields, including pharmaceuticals and materials science, due to its unique structure and reactivity.
The CAS Registry Mumber 1061-85-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,0,6 and 1 respectively; the second part has 2 digits, 8 and 5 respectively. Calculate Digit Verification of CAS Registry Number 1061-85: (6*1)+(5*0)+(4*6)+(3*1)+(2*8)+(1*5)=54 54 % 10 = 4 So 1061-85-4 is a valid CAS Registry Number.