34551-16-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34551-16-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,5,5 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 34551-16:
(7*3)+(6*4)+(5*5)+(4*5)+(3*1)+(2*1)+(1*6)=101
101 % 10 = 1
So 34551-16-1 is a valid CAS Registry Number.
InChI:InChI=1/C4H7N3OS/c1-7(5)3-2-9-4(8)6-3/h2,5H2,1H3