4,6,10,12,16,18,11,24-octahydroxy-2,8,14,20-tetramethyl-5,11,17,23-tetrakis(piperidino)methylcalix[4]arene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 134868-24-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,8,6 and 8 respectively; the second part has 2 digits, 2 and 4 respectively. Calculate Digit Verification of CAS Registry Number 134868-24: (8*1)+(7*3)+(6*4)+(5*8)+(4*6)+(3*8)+(2*2)+(1*4)=149 149 % 10 = 9 So 134868-24-9 is a valid CAS Registry Number.