9,11,13-triphenyl-(9ac,12ac)-9,9a,12a,13-tetrahydro-9r,13c-epioxido-phenanthro[9,10-f]isoindole-10,12-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 63335-45-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,3,3 and 5 respectively; the second part has 2 digits, 4 and 5 respectively. Calculate Digit Verification of CAS Registry Number 63335-45: (7*6)+(6*3)+(5*3)+(4*3)+(3*5)+(2*4)+(1*5)=115 115 % 10 = 5 So 63335-45-5 is a valid CAS Registry Number.