[5,10,15,20-tetrakis(pentafluorophenyl)-2,3,7,8,12,13,17,18-octafluoroporphinato][hydrido]rhodium(III) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 300696-83-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,0,6,9 and 6 respectively; the second part has 2 digits, 8 and 3 respectively. Calculate Digit Verification of CAS Registry Number 300696-83: (8*3)+(7*0)+(6*0)+(5*6)+(4*9)+(3*6)+(2*8)+(1*3)=127 127 % 10 = 7 So 300696-83-7 is a valid CAS Registry Number.