122022-77-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122022-77-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,0,2 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 122022-77:
(8*1)+(7*2)+(6*2)+(5*0)+(4*2)+(3*2)+(2*7)+(1*7)=69
69 % 10 = 9
So 122022-77-9 is a valid CAS Registry Number.
InChI:InChI=1/C7H3Cl7O2/c8-2(9)1-5(4(10)16-5)7(13,14)3(15)6(1,11)12/h3-4,15H