4,5-Dimethoxy-isophthalal-dianil, also known as 4,5-dimethoxy-isophthalaldehyde, is an organic compound with the chemical formula C16H14N2O4. It is a derivative of isophthalaldehyde, featuring two methoxy groups (-OCH3) attached to the 4 and 5 positions of the isophthalaldehyde structure, and two aniline (C6H5NH2) groups bonded to the aldehyde carbonyl groups. 4,5-Dimethoxy-isophthalal-dianil is characterized by its yellow crystalline appearance and is used as an intermediate in the synthesis of various pharmaceuticals, dyes, and other organic compounds. Due to its reactivity and functional groups, it plays a significant role in the chemical industry for the production of a wide range of products.
The CAS Registry Mumber 3153-89-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,1,5 and 3 respectively; the second part has 2 digits, 8 and 9 respectively. Calculate Digit Verification of CAS Registry Number 3153-89: (6*3)+(5*1)+(4*5)+(3*3)+(2*8)+(1*9)=77 77 % 10 = 7 So 3153-89-7 is a valid CAS Registry Number.