7-Phenyl-2,3:5,6-dibenzo-norbornadien-2,5 is a complex organic compound with a unique molecular structure. It is composed of a norbornadiene core, which is a seven-membered ring with two double bonds, and two benzene rings fused to it. The norbornadiene core has a 7-phenyl substitution, meaning a phenyl group is attached to the seventh carbon atom. Additionally, the compound has two double bonds at the 2,5 positions, which are part of the norbornadiene structure. 7-Phenyl-2,3:5,6-dibenzo-norbornadien-2,5 is of interest in organic chemistry and may have potential applications in the synthesis of various pharmaceuticals and materials due to its rigid and strained molecular framework.
The CAS Registry Mumber 2978-77-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,9,7 and 8 respectively; the second part has 2 digits, 7 and 7 respectively. Calculate Digit Verification of CAS Registry Number 2978-77: (6*2)+(5*9)+(4*7)+(3*8)+(2*7)+(1*7)=130 130 % 10 = 0 So 2978-77-0 is a valid CAS Registry Number.