3819-34-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3819-34-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,8,1 and 9 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 3819-34:
(6*3)+(5*8)+(4*1)+(3*9)+(2*3)+(1*4)=99
99 % 10 = 9
So 3819-34-9 is a valid CAS Registry Number.
InChI:InChI=1/C19H28Cl2N2O3S/c1-3-26-19(25)17(8-13-27-2)22-18(24)14-15-4-6-16(7-5-15)23(11-9-20)12-10-21/h4-7,17H,3,8-14H2,1-2H3,(H,22,24)/t17-/m0/s1