52513-84-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52513-84-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,5,1 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 52513-84:
(7*5)+(6*2)+(5*5)+(4*1)+(3*3)+(2*8)+(1*4)=105
105 % 10 = 5
So 52513-84-5 is a valid CAS Registry Number.
InChI:InChI=1/C29H38N2O6S2Se2.Na/c1-6-23(17-28-30(9-7-11-38(32,33)34)24-13-19(2)21(4)15-26(24)40-28)18-29-31(10-8-12-39(35,36)37)25-14-20(3)22(5)16-27(25)41-29;/h13,15-18,25H,6-12,14H2,1-5H3,(H-,32,33,34,35,36,37);/q;+1/p-1