172753-06-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 172753-06-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,7,5 and 3 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 172753-06:
(8*1)+(7*7)+(6*2)+(5*7)+(4*5)+(3*3)+(2*0)+(1*6)=139
139 % 10 = 9
So 172753-06-9 is a valid CAS Registry Number.
InChI:InChI=1/C18H19N3O3/c1-3-24-18(23)14(12-20-16-10-6-7-11-19-16)17(22)21-15-9-5-4-8-13(15)2/h4-12H,3H2,1-2H3,(H,19,20)(H,21,22)/b14-12+