130772-99-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130772-99-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,7,7 and 2 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 130772-99:
(8*1)+(7*3)+(6*0)+(5*7)+(4*7)+(3*2)+(2*9)+(1*9)=125
125 % 10 = 5
So 130772-99-5 is a valid CAS Registry Number.
InChI:InChI=1/C18H18As2N12/c21-13-27-14(22)30-17(29-13)25-11-5-1-9(2-6-11)19-20-10-3-7-12(8-4-10)26-18-31-15(23)28-16(24)32-18/h1-8H,(H5,21,22,25,27,29,30)(H5,23,24,26,28,31,32)