3,4,6,7,9,10-hexahydro-2,11-bis(phenylmethylene)pentaphene-1,12(2H,11H)-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 85153-03-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,1,5 and 3 respectively; the second part has 2 digits, 0 and 3 respectively. Calculate Digit Verification of CAS Registry Number 85153-03: (7*8)+(6*5)+(5*1)+(4*5)+(3*3)+(2*0)+(1*3)=123 123 % 10 = 3 So 85153-03-3 is a valid CAS Registry Number.