4,5,6,7,8,8-hexachloro-(3ac,7ac)-3a,4,7,7a-tetrahydro-3H-4r,7c-methano-benzooxazol-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 65647-70-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,4 and 7 respectively; the second part has 2 digits, 7 and 0 respectively. Calculate Digit Verification of CAS Registry Number 65647-70: (7*6)+(6*5)+(5*6)+(4*4)+(3*7)+(2*7)+(1*0)=153 153 % 10 = 3 So 65647-70-3 is a valid CAS Registry Number.