3773-16-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3773-16-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,7,7 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 3773-16:
(6*3)+(5*7)+(4*7)+(3*3)+(2*1)+(1*6)=98
98 % 10 = 8
So 3773-16-8 is a valid CAS Registry Number.
InChI:InChI=1/C10H7ClN4O7S/c11-3-1-4(7(16)5(2-3)23(20,21)22)14-15-6-8(17)12-10(19)13-9(6)18/h1-2,6,15H,(H,20,21,22)(H2,12,13,17,18,19)/b14-4+