(1α,2α,3α,6α,7α,8α)-4,5:9,10-bisbenzopentacyclo<6.2.2.23,6.02,7>tetradeca-4,9,11,13-tetraene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 168566-19-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,5,6 and 6 respectively; the second part has 2 digits, 1 and 9 respectively. Calculate Digit Verification of CAS Registry Number 168566-19: (8*1)+(7*6)+(6*8)+(5*5)+(4*6)+(3*6)+(2*1)+(1*9)=176 176 % 10 = 6 So 168566-19-6 is a valid CAS Registry Number.