855764-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855764-13-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,7,6 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 855764-13:
(8*8)+(7*5)+(6*5)+(5*7)+(4*6)+(3*4)+(2*1)+(1*3)=205
205 % 10 = 5
So 855764-13-5 is a valid CAS Registry Number.
InChI:InChI=1/C9H6N2O4/c12-5-1-2-7-6(3-5)9(13)8(4-10-7)11(14)15/h1-4,12H,(H,10,13)