22989-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22989-67-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,9,8 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 22989-67:
(7*2)+(6*2)+(5*9)+(4*8)+(3*9)+(2*6)+(1*7)=149
149 % 10 = 9
So 22989-67-9 is a valid CAS Registry Number.
InChI:InChI=1/C6H7NOS/c1-4-2-3-5(8)6(9)7-4/h2-3,8H,1H3,(H,7,9)