138230-25-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138230-25-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,2,3 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 138230-25:
(8*1)+(7*3)+(6*8)+(5*2)+(4*3)+(3*0)+(2*2)+(1*5)=108
108 % 10 = 8
So 138230-25-8 is a valid CAS Registry Number.
InChI:InChI=1/C7H6ClN3O4S2.C5H4N4O/c8-4-1-5-7(2-6(4)16(9,12)13)17(14,15)11-3-10-5;10-5-3-1-8-9-4(3)6-2-7-5/h1-3H,(H,10,11)(H2,9,12,13);1-2H,(H2,6,7,8,9,10)