"2,2,4,4-tetramethyl-2'-phenyl-dispiro[cyclobutane-1,5'-[1,4,2]oxathiazolidine-3',9''-fluoren]-3-one" is a complex organic compound characterized by its unique molecular structure. It features a spiro ring system, which is a central carbon atom connected to two different ring systems. In this case, the compound consists of a cyclobutane ring fused to an oxathiazolidine ring, which is further connected to a fluoren ring. The molecule also includes two methyl groups at the 2 and 4 positions, and a phenyl group at the 2' position. 2,2,4,4-tetramethyl-2'-phenyl-dispiro[cyclobutane-1,5'-[1,4,2]oxathiazolidine-3',9''-fluoren]-3-one is known for its potential applications in various fields, such as pharmaceuticals and materials science, due to its specific chemical properties and structural features.
The CAS Registry Mumber 50455-61-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,4,5 and 5 respectively; the second part has 2 digits, 6 and 1 respectively. Calculate Digit Verification of CAS Registry Number 50455-61: (7*5)+(6*0)+(5*4)+(4*5)+(3*5)+(2*6)+(1*1)=103 103 % 10 = 3 So 50455-61-3 is a valid CAS Registry Number.