72797-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72797-19-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,7,9 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 72797-19:
(7*7)+(6*2)+(5*7)+(4*9)+(3*7)+(2*1)+(1*9)=164
164 % 10 = 4
So 72797-19-4 is a valid CAS Registry Number.
InChI:InChI=1/C27H34Cl2N6O6S2/c1-4-6-14-35(15-7-5-2)27-31-18(3)25(34-33-23-16-22(29)24(17-21(23)28)43(39,40)41)26(32-27)30-13-12-19-8-10-20(11-9-19)42(36,37)38/h8-11,16-17H,4-7,12-15H2,1-3H3,(H,30,31,32)(H,36,37,38)(H,39,40,41)