(5-Benzenesulfonyl-benzo[a]phenoxazin-9-ylidene)-dimethyl-ammonium chloride is a complex organic compound with the chemical formula C21H16N2O3SCl. It is a derivative of benzo[a]phenoxazine, a heterocyclic aromatic compound, with a benzenesulfonyl group at the 5-position and a dimethylammonium group at the 9-position. The chloride ion is associated with the positively charged dimethylammonium group, forming an ionic compound. (5-benzenesulfonyl-benzo[a]phenoxazin-9-ylidene)-dimethyl-ammonium; chloride is known for its potential applications in various chemical and pharmaceutical processes, such as the synthesis of dyes, pigments, and other specialty chemicals. Its structure and properties make it a versatile intermediate in organic synthesis, particularly in the preparation of compounds with unique optical and electronic properties.
The CAS Registry Mumber 3140-16-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,1,4 and 0 respectively; the second part has 2 digits, 1 and 6 respectively. Calculate Digit Verification of CAS Registry Number 3140-16: (6*3)+(5*1)+(4*4)+(3*0)+(2*1)+(1*6)=47 47 % 10 = 7 So 3140-16-7 is a valid CAS Registry Number.