"4-(3-ethyl-3H-naphtho[2,1-d]thiazol-2-ylidenemethyl)-2,6-diphenyl-pyranylium; iodide" is a complex organic compound with the chemical formula C27H21INS. It features a pyranylium core, which is a heterocyclic aromatic ring system, with a 3-ethyl-3H-naphtho[2,1-d]thiazol-2-ylidenemethyl group attached to the 4-position. This group contributes to the compound's unique electronic properties and potential applications in areas such as organic electronics or as a chromophore in dye chemistry. The iodide counterion suggests that 4-(3-ethyl-3H-naphtho[2,1-d]thiazol-2-ylidenemethyl)-2,6-diphenyl-pyranylium; iodide may be used in electrochemical studies or as a precursor in the synthesis of other organic compounds. The structure of 4-(3-ethyl-3H-naphtho[2,1-d]thiazol-2-ylidenemethyl)-2,6-diphenyl-pyranylium; iodide is characterized by its conjugated system, which can influence its optical and electronic properties, making it a subject of interest in materials science and chemistry research.
The CAS Registry Mumber 3443-43-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,4,4 and 3 respectively; the second part has 2 digits, 4 and 3 respectively. Calculate Digit Verification of CAS Registry Number 3443-43: (6*3)+(5*4)+(4*4)+(3*3)+(2*4)+(1*3)=74 74 % 10 = 4 So 3443-43-4 is a valid CAS Registry Number.