"5(4H)-Isoxazolone, 3,4-dimethyl-4-[(4-nitrophenyl)azo]-" is a complex organic compound with the chemical formula C11H10N4O4. It is characterized by a 5(4H)-isoxazolone core, which features a 3,4-dimethyl substitution and a 4-[(4-nitrophenyl)azo] functional group. 5(4H)-Isoxazolone, 3,4-dimethyl-4-[(4-nitrophenyl)azo]- is known for its vibrant color, which is a result of the azo group's chromophoric properties. It is often used in the synthesis of dyes and pigments due to its ability to absorb light in the visible spectrum, leading to the production of intense colors. The compound's structure and properties make it a valuable component in the chemical industry, particularly in applications where colorfastness and stability are required.
The CAS Registry Mumber 4062-31-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,6 and 2 respectively; the second part has 2 digits, 3 and 1 respectively. Calculate Digit Verification of CAS Registry Number 4062-31: (6*4)+(5*0)+(4*6)+(3*2)+(2*3)+(1*1)=61 61 % 10 = 1 So 4062-31-1 is a valid CAS Registry Number.