2,3,6,7-tetraphenyl-tetrahydro-[1,2,4]triazolo[1,2-a][1,2,4]triazole-1,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 71233-35-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,2,3 and 3 respectively; the second part has 2 digits, 3 and 5 respectively. Calculate Digit Verification of CAS Registry Number 71233-35: (7*7)+(6*1)+(5*2)+(4*3)+(3*3)+(2*3)+(1*5)=97 97 % 10 = 7 So 71233-35-7 is a valid CAS Registry Number.