129107-78-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129107-78-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,0 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 129107-78:
(8*1)+(7*2)+(6*9)+(5*1)+(4*0)+(3*7)+(2*7)+(1*8)=124
124 % 10 = 4
So 129107-78-4 is a valid CAS Registry Number.
InChI:InChI=1/C13H12N4O5S/c1-16-11-9(12(18)17(2)13(16)19)14-10(15-11)7-4-3-5-8(6-7)23(20,21)22/h3-6H,1-2H3,(H,14,15)(H,20,21,22)