11119-54-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 11119-54-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,1,1,1 and 9 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 11119-54:
(7*1)+(6*1)+(5*1)+(4*1)+(3*9)+(2*5)+(1*4)=63
63 % 10 = 3
So 11119-54-3 is a valid CAS Registry Number.
InChI:InChI=1/C17H19NOS2.C4H4O4/c1-18(2)10-5-8-15-14-7-4-3-6-13(14)12-21(19)17-16(15)9-11-20-17;5-3(6)1-2-4(7)8/h3-4,6-9,11H,5,10,12H2,1-2H3;1-2H,(H,5,6)(H,7,8)/b15-8+;2-1+