121230-21-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121230-21-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,3 and 0 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 121230-21:
(8*1)+(7*2)+(6*1)+(5*2)+(4*3)+(3*0)+(2*2)+(1*1)=55
55 % 10 = 5
So 121230-21-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H17N3O7/c1-4-18-3-5-8(19-4)7(14)6(9(15)20-5)11-10(16)13(2)12-17/h4-9,14-15H,3H2,1-2H3,(H,11,16)/t4?,5-,6-,7-,8-,9?/m1/s1