The chemical "[5-(2-carboxy-phenylsulfanyl)-benzo[a]phenoxazin-9-ylidene]-dimethyl-ammonium; chloride" is a complex organic compound with the molecular formula C21H15ClN2O4S. It features a benzo[a]phenoxazine core, which is a type of phenoxazine derivative known for its fluorescent properties. The molecule contains a dimethylammonium group, which is positively charged, and a chloride ion to balance the charge, making it a salt. The 2-carboxy-phenylsulfanyl group attached to the benzo[a]phenoxazine ring introduces a sulfanyl (sulfur-hydrogen) linkage and a carboxylic acid functionality, which can participate in various chemical reactions, such as esterification or amidation. [5-(2-carboxy-phenylsulfanyl)-benzo[a]phenoxazin-9-ylidene]-dimethyl-ammonium; chloride may have potential applications in the fields of organic synthesis, pharmaceuticals, or as a fluorescent probe due to its structural features.
The CAS Registry Mumber 3140-12-3 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 2 respectively. Calculate Digit Verification of CAS Registry Number 3140-12: (6*3)+(5*1)+(4*4)+(3*0)+(2*1)+(1*2)=43 43 % 10 = 3 So 3140-12-3 is a valid CAS Registry Number.