132149-55-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 132149-55-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,1,4 and 9 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 132149-55:
(8*1)+(7*3)+(6*2)+(5*1)+(4*4)+(3*9)+(2*5)+(1*5)=104
104 % 10 = 4
So 132149-55-4 is a valid CAS Registry Number.
InChI:InChI=1/C16H22N4O4/c17-14(22)9-19-15(23)13(8-10-3-5-11(21)6-4-10)20-16(24)12-2-1-7-18-12/h3-6,12-13,18,21H,1-2,7-9H2,(H2,17,22)(H,19,23)(H,20,24)/t12-,13-/m0/s1