(2R,2'S,3'aR,7'aR,4''S,5''S)-4''-hydroxy-5''-methyl-3'a,6',7',7'a,3'',4'',5'',6''-octahydrodispiropyran> is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 97860-62-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,8,6 and 0 respectively; the second part has 2 digits, 6 and 2 respectively. Calculate Digit Verification of CAS Registry Number 97860-62: (7*9)+(6*7)+(5*8)+(4*6)+(3*0)+(2*6)+(1*2)=183 183 % 10 = 3 So 97860-62-3 is a valid CAS Registry Number.