129228-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129228-57-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,2,2 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 129228-57:
(8*1)+(7*2)+(6*9)+(5*2)+(4*2)+(3*8)+(2*5)+(1*7)=135
135 % 10 = 5
So 129228-57-5 is a valid CAS Registry Number.
InChI:InChI=1/C24H32N6O7S2/c1-15(29(13-33)11-19-9-25-17(3)27-23(19)35)21(5-7-31)38-39(37)22(6-8-32)16(2)30(14-34)12-20-10-26-18(4)28-24(20)36/h9-10,13-14,31-32H,5-8,11-12H2,1-4H3,(H,25,27,35)(H,26,28,36)/b21-15-,22-16-