17017-91-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17017-91-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,0,1 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 17017-91:
(7*1)+(6*7)+(5*0)+(4*1)+(3*7)+(2*9)+(1*1)=93
93 % 10 = 3
So 17017-91-3 is a valid CAS Registry Number.
InChI:InChI=1/C4H5N3O4S/c5-12(10,11)2-1-6-4(9)7-3(2)8/h1H,(H2,5,10,11)(H2,6,7,8,9)