201024-57-9 Usage
Uses
IR-813 perchlorate is a solvent soluble, laser and near-IR dye.
Check Digit Verification of cas no
The CAS Registry Mumber 201024-57-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,0,2 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 201024-57:
(8*2)+(7*0)+(6*1)+(5*0)+(4*2)+(3*4)+(2*5)+(1*7)=59
59 % 10 = 9
So 201024-57-9 is a valid CAS Registry Number.
InChI:InChI=1/C40H40ClN2.ClHO4/c1-39(2)34(42(5)32-22-18-26-12-7-9-16-30(26)36(32)39)24-20-28-14-11-15-29(38(28)41)21-25-35-40(3,4)37-31-17-10-8-13-27(31)19-23-33(37)43(35)6;2-1(3,4)5/h7-10,12-13,16-25H,11,14-15H2,1-6H3;(H,2,3,4,5)/q+1;/p-1