(9S,10S)-1,2,3,6,7,8,9,10,11,12-Decahydro-benzo[e]pyrene-9,10-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 77508-15-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,0 and 8 respectively; the second part has 2 digits, 1 and 5 respectively. Calculate Digit Verification of CAS Registry Number 77508-15: (7*7)+(6*7)+(5*5)+(4*0)+(3*8)+(2*1)+(1*5)=147 147 % 10 = 7 So 77508-15-7 is a valid CAS Registry Number.