(4bS,7S,8aS)-7-Methyl-7-(4,4,4-trifluoro-1-hydroxy-but-2-ynyl)-4b,5,6,7,8,8a,9,10-octahydro-phenanthren-2-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 128496-67-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,4,9 and 6 respectively; the second part has 2 digits, 6 and 7 respectively. Calculate Digit Verification of CAS Registry Number 128496-67: (8*1)+(7*2)+(6*8)+(5*4)+(4*9)+(3*6)+(2*6)+(1*7)=163 163 % 10 = 3 So 128496-67-3 is a valid CAS Registry Number.