2-(4-chloro-phenyl)-5-hydroxy-pyrano[2,3-d][1,3]thiazine-4,7-dione is a complex organic compound with a molecular formula of C12H6ClNO3S. It features a pyrano[2,3-d][1,3]thiazine core, which is a fused ring system consisting of a pyran (a six-membered oxygen-containing ring) and a thiazine (a six-membered sulfur-containing ring). The compound has a 4-chlorophenyl group attached to the 2-position of the pyrano[2,3-d][1,3]thiazine ring, and a hydroxyl group at the 5-position. Additionally, it has two carbonyl groups at the 4 and 7 positions, which contribute to its reactivity and potential applications in various chemical and pharmaceutical contexts. 2-(4-chloro-phenyl)-5-hydroxy-pyrano[2,3-d][1,3]thiazine-4,7-dione is characterized by its unique structure and functional groups, which may have implications in the development of new drugs or other chemical products.
The CAS Registry Mumber 1433-66-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,4,3 and 3 respectively; the second part has 2 digits, 6 and 6 respectively. Calculate Digit Verification of CAS Registry Number 1433-66: (6*1)+(5*4)+(4*3)+(3*3)+(2*6)+(1*6)=65 65 % 10 = 5 So 1433-66-5 is a valid CAS Registry Number.