159899-37-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159899-37-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,8,9 and 9 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 159899-37:
(8*1)+(7*5)+(6*9)+(5*8)+(4*9)+(3*9)+(2*3)+(1*7)=213
213 % 10 = 3
So 159899-37-3 is a valid CAS Registry Number.
InChI:InChI=1/C35H43Cl2IN6O5/c1-35-13-12-26-25-7-5-24(48-34(47)44(18-14-36)19-15-37)21-23(25)4-6-27(26)28(35)8-10-31(35)49-33(46)41-17-16-40-32(45)11-3-22-2-9-30(42-43-39)29(38)20-22/h2,5,7,9,20-21,26-28,31H,3-4,6,8,10-19H2,1H3,(H,40,45)(H,41,46)/t26-,27-,28+,31+,35+/m1/s1/i38-2