29919-72-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29919-72-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,9,1 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 29919-72:
(7*2)+(6*9)+(5*9)+(4*1)+(3*9)+(2*7)+(1*2)=160
160 % 10 = 0
So 29919-72-0 is a valid CAS Registry Number.
InChI:InChI=1/C21H20I3NO10/c22-9-6-8(33-17-10(23)3-7(4-11(17)24)5-12(25)19(29)30)1-2-13(9)34-21-16(28)14(26)15(27)18(35-21)20(31)32/h1-4,6,12,14-16,18,21,26-28H,5,25H2,(H,29,30)(H,31,32)/t12-,14-,15-,16+,18-,21+/m0/s1