79-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79-87-8 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 7 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79-87:
(4*7)+(3*9)+(2*8)+(1*7)=78
78 % 10 = 8
So 79-87-8 is a valid CAS Registry Number.
InChI:InChI=1/C14H13ClN2O4S/c1-2-16(11-6-4-3-5-7-11)22(20,21)14-10-12(17(18)19)8-9-13(14)15/h3-10H,2H2,1H3