161578-11-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161578-11-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,5,7 and 8 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 161578-11:
(8*1)+(7*6)+(6*1)+(5*5)+(4*7)+(3*8)+(2*1)+(1*1)=136
136 % 10 = 6
So 161578-11-6 is a valid CAS Registry Number.
InChI:InChI=1/C14H13N3O8S2.2K/c15-1-2-17-13(18)8-4-6(26(20,21)22)3-7-11(8)9(14(17)19)5-10(12(7)16)27(23,24)25;;/h3-5H,1-2,15-16H2,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2