83327-21-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83327-21-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,3,2 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 83327-21:
(7*8)+(6*3)+(5*3)+(4*2)+(3*7)+(2*2)+(1*1)=123
123 % 10 = 3
So 83327-21-3 is a valid CAS Registry Number.
InChI:InChI=1/C17H22N2O10S2/c1-27-10-4-2-3-9-13(10)8(6-18-9)5-12(19-29-31(24,25)26)30-17-16(23)15(22)14(21)11(7-20)28-17/h2-4,6,11,14-18,20-23H,5,7H2,1H3,(H,24,25,26)/t11-,14-,15+,16-,17+/m1/s1