93804-41-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93804-41-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,8,0 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 93804-41:
(7*9)+(6*3)+(5*8)+(4*0)+(3*4)+(2*4)+(1*1)=142
142 % 10 = 2
So 93804-41-2 is a valid CAS Registry Number.
InChI:InChI=1/C20H17Br2N5O8S2/c21-9-15(22)19(28)24-11-3-4-16(17(7-11)25-20(23)29)27-26-12-2-1-10-5-13(36(30,31)32)8-18(14(10)6-12)37(33,34)35/h1-8,15H,9H2,(H,24,28)(H3,23,25,29)(H,30,31,32)(H,33,34,35)/b27-26+