1,3,3a,6-tetraphenyl-(3aξ)-3a,4,5,6-tetrahydro-1H-pyrazolo[1,5-c][1,2,3]triazole-4r,5c-dicarboxylic acid anhydride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 37472-13-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,4,7 and 2 respectively; the second part has 2 digits, 1 and 3 respectively. Calculate Digit Verification of CAS Registry Number 37472-13: (7*3)+(6*7)+(5*4)+(4*7)+(3*2)+(2*1)+(1*3)=122 122 % 10 = 2 So 37472-13-2 is a valid CAS Registry Number.