19041-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19041-09-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,0,4 and 1 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 19041-09:
(7*1)+(6*9)+(5*0)+(4*4)+(3*1)+(2*0)+(1*9)=89
89 % 10 = 9
So 19041-09-9 is a valid CAS Registry Number.
InChI:InChI=1/C11H19NO9S2/c1-2-3-4-7(12-21-23(17,18)19)22-11-10(16)9(15)8(14)6(5-13)20-11/h2,6,8-11,13-16H,1,3-5H2,(H,17,18,19)/p-1/t6-,8-,9+,10-,11+/m1/s1