Spiro[indan-2,2'-naphthalene]-1,3,1',3',4'-pentaone is a complex organic compound characterized by a unique spiro structure, which involves the fusion of an indene and a naphthalene ring system. This molecule features five carbonyl groups (C=O) distributed across the molecule, with one carbonyl on each of the indene and naphthalene rings, and three additional carbonyls on the naphthalene ring. The compound is known for its rigid structure and potential applications in various fields, such as materials science and pharmaceuticals, due to its specific chemical properties and reactivity. The synthesis of spiro[indan-2,2'-naphthalene]-1,3,1',3',4'-pentaone can be challenging and often involves multi-step organic reactions, highlighting the importance of understanding its structure for potential applications and further chemical modifications.
The CAS Registry Mumber 6786-66-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,7,8 and 6 respectively; the second part has 2 digits, 6 and 6 respectively. Calculate Digit Verification of CAS Registry Number 6786-66: (6*6)+(5*7)+(4*8)+(3*6)+(2*6)+(1*6)=139 139 % 10 = 9 So 6786-66-9 is a valid CAS Registry Number.