4,6,8-triphenyl-(4at,7at)-4,4a,7a,8-tetrahydro-4r,8c-episulfano-[1,2,5]oxadiazolo[3,4-f]isoindole-5,7-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 64959-98-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,9,5 and 9 respectively; the second part has 2 digits, 9 and 8 respectively. Calculate Digit Verification of CAS Registry Number 64959-98: (7*6)+(6*4)+(5*9)+(4*5)+(3*9)+(2*9)+(1*8)=184 184 % 10 = 4 So 64959-98-4 is a valid CAS Registry Number.