2,2,6,6-Tetramethylpiperidine-1-oxyl-4-spiro-2-(4',5',5'-trimethyl-3'-imidazoline 3'-oxide-1'-oxyl) is a complex organic compound that belongs to the family of nitroxides. It is characterized by a unique structure, featuring a piperidine ring with four methyl groups at the 2, 2, 6, and 6 positions, and a spiro-linked imidazoline ring system. The compound is known for its stable nitroxide radical, which is responsible for its paramagnetic properties. This characteristic makes it a valuable compound in various fields, including materials science, as a radical scavenger, and in the study of free radicals in chemical reactions. Its complex structure and unique properties also make it a subject of interest in the development of new synthetic methods and applications in areas such as polymer stabilization and as a potential contrast agent in magnetic resonance imaging.
The CAS Registry Mumber 87703-65-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,0 and 3 respectively; the second part has 2 digits, 6 and 5 respectively. Calculate Digit Verification of CAS Registry Number 87703-65: (7*8)+(6*7)+(5*7)+(4*0)+(3*3)+(2*6)+(1*5)=159 159 % 10 = 9 So 87703-65-9 is a valid CAS Registry Number.