[10,10']Spiro-biphenoxasiline is a unique organic compound characterized by its spirobiindane core, which consists of two benzene rings connected by a seven-membered ring containing two oxygen atoms. This structure endows the molecule with interesting electronic and steric properties. It is synthesized through a series of chemical reactions, often involving the use of phenol and other reagents. The compound has potential applications in various fields, including materials science and pharmaceuticals, due to its ability to form stable complexes and its unique electronic properties. However, it is important to note that [10,10']spirobiphenoxasiline is a hypothetical compound and not a widely recognized or studied chemical in the scientific community.
The CAS Registry Mumber 159-52-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,5 and 9 respectively; the second part has 2 digits, 5 and 2 respectively. Calculate Digit Verification of CAS Registry Number 159-52: (5*1)+(4*5)+(3*9)+(2*5)+(1*2)=64 64 % 10 = 4 So 159-52-4 is a valid CAS Registry Number.