226904-33-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 226904-33-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,6,9,0 and 4 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 226904-33:
(8*2)+(7*2)+(6*6)+(5*9)+(4*0)+(3*4)+(2*3)+(1*3)=132
132 % 10 = 2
So 226904-33-2 is a valid CAS Registry Number.
InChI:InChI=1/C16H16F2N3O4S.Na/c1-23-13-5-6-19-12(14(13)24-2)8-26(22)16-20-10-4-3-9(25-15(17)18)7-11(10)21-16;/h3-7,15-16,21H,8H2,1-2H3;/q-1;+1