93804-44-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93804-44-5 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 4 respectively.
Calculate Digit Verification of CAS Registry Number 93804-44:
(7*9)+(6*3)+(5*8)+(4*0)+(3*4)+(2*4)+(1*4)=145
145 % 10 = 5
So 93804-44-5 is a valid CAS Registry Number.
InChI:InChI=1/C20H16BrN5O8S2.2Na/c1-10(21)19(27)23-12-4-5-16(17(8-12)24-20(22)28)26-25-13-3-2-11-6-14(35(29,30)31)9-18(15(11)7-13)36(32,33)34;;/h2-9H,1H2,(H,23,27)(H3,22,24,28)(H,29,30,31)(H,32,33,34);;/q;2*+1/p-2/b26-25+;;