128022-92-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128022-92-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,0,2 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 128022-92:
(8*1)+(7*2)+(6*8)+(5*0)+(4*2)+(3*2)+(2*9)+(1*2)=104
104 % 10 = 4
So 128022-92-4 is a valid CAS Registry Number.
InChI:InChI=1/C9H11NO5/c1-4(11)6-7(12)10-5(9(13)14)2-3-15-8(6)10/h2,4,6,8,11H,3H2,1H3,(H,13,14)/t4-,6-,8-/m1/s1