161987-10-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161987-10-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,9,8 and 7 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 161987-10:
(8*1)+(7*6)+(6*1)+(5*9)+(4*8)+(3*7)+(2*1)+(1*0)=156
156 % 10 = 6
So 161987-10-6 is a valid CAS Registry Number.
InChI:InChI=1/C9H5BrN2O3/c10-6-1-2-7(8(5-6)12(13)14)9-11-3-4-15-9/h1-5H