82219-81-6 Usage
Definition
ChEBI: The sodium salt of cefuzonam.
Check Digit Verification of cas no
The CAS Registry Mumber 82219-81-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,2,1 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 82219-81:
(7*8)+(6*2)+(5*2)+(4*1)+(3*9)+(2*8)+(1*1)=126
126 % 10 = 6
So 82219-81-6 is a valid CAS Registry Number.
InChI:InChI=1/C16H15N7O5S4.Na/c1-28-21-9(7-5-31-16(17)19-7)12(24)20-10-13(25)23-11(15(26)27)6(4-30-14(10)23)3-29-8-2-18-22-32-8;/h2,5,10,14H,3-4H2,1H3,(H2,17,19)(H,20,24)(H,26,27);/q;+1/p-1/b21-9+;/t10-,14-;/m1./s1