21198-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21198-52-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,1,9 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 21198-52:
(7*2)+(6*1)+(5*1)+(4*9)+(3*8)+(2*5)+(1*2)=97
97 % 10 = 7
So 21198-52-7 is a valid CAS Registry Number.
InChI:InChI=1/C6H15N3S/c1-3-4-5-8-6(10)9(2)7/h3-5,7H2,1-2H3,(H,8,10)