57197-43-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57197-43-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,1,9 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 57197-43:
(7*5)+(6*7)+(5*1)+(4*9)+(3*7)+(2*4)+(1*3)=150
150 % 10 = 0
So 57197-43-0 is a valid CAS Registry Number.
InChI:InChI=1/C14H18N4O3.C11H13N3O3S/c1-19-10-5-8(6-11(20-2)12(10)21-3)4-9-7-17-14(16)18-13(9)15;1-7-8(2)17-11(13-7)14-18(15,16)10-5-3-9(12)4-6-10/h5-7H,4H2,1-3H3,(H4,15,16,17,18);3-6H,12H2,1-2H3,(H,13,14)