129762-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129762-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,7,6 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 129762-74:
(8*1)+(7*2)+(6*9)+(5*7)+(4*6)+(3*2)+(2*7)+(1*4)=159
159 % 10 = 9
So 129762-74-9 is a valid CAS Registry Number.
InChI:InChI=1/C16H22N4O7S/c17-9-2-1-8(21)5-12(9)28-7-11(15(25)19-6-14(23)24)20-13(22)4-3-10(18)16(26)27/h1-2,5,10-11,21H,3-4,6-7,17-18H2,(H,19,25)(H,20,22)(H,23,24)(H,26,27)/t10-,11-/m0/s1