5-methyl-10,10-diphenyl-5,10-dihydro-phenazasiline is a complex organic compound with the molecular formula C21H19N. It is a derivative of phenazasiline, which is a heterocyclic compound containing a nitrogen atom in a six-membered aromatic ring. The structure of 5-methyl-10,10-diphenyl-5,10-dihydro-phenazasiline features a methyl group at the 5-position, two phenyl groups attached to the 10-position, and a dihydro functional group, indicating the presence of two hydrogen atoms in the molecule. 5-methyl-10,10-diphenyl-5,10-dihydro-phenazasiline is of interest in the field of organic chemistry and may have potential applications in the synthesis of pharmaceuticals or other chemical products. Its specific properties, such as solubility, reactivity, and stability, would depend on the context in which it is used and would require further investigation for detailed understanding.
The CAS Registry Mumber 3666-99-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,6,6 and 6 respectively; the second part has 2 digits, 9 and 9 respectively. Calculate Digit Verification of CAS Registry Number 3666-99: (6*3)+(5*6)+(4*6)+(3*6)+(2*9)+(1*9)=117 117 % 10 = 7 So 3666-99-7 is a valid CAS Registry Number.