"6,13-Dimethyl-pentacen-5,14;7,12-dichinon" is a complex organic compound with a unique molecular structure. It is characterized by the presence of two methyl groups at the 6th and 13th carbon atoms, and two quinone groups at the 5,14 and 7,12 positions, respectively. 6,13-Dimethyl-pentacen-5,14;7,12-dichinon belongs to the class of polycyclic aromatic hydrocarbons, which are known for their diverse applications in various industries, including pharmaceuticals, dyes, and materials science. The specific arrangement of carbon atoms and functional groups in this molecule contributes to its distinct chemical properties and potential reactivity. Due to its complexity, the compound may exhibit unique electronic, optical, and thermal characteristics, making it a subject of interest for researchers in the field of organic chemistry and materials science.
The CAS Registry Mumber 1249-92-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,2,4 and 9 respectively; the second part has 2 digits, 9 and 2 respectively. Calculate Digit Verification of CAS Registry Number 1249-92: (6*1)+(5*2)+(4*4)+(3*9)+(2*9)+(1*2)=79 79 % 10 = 9 So 1249-92-9 is a valid CAS Registry Number.