77602-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77602-72-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,0 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77602-72:
(7*7)+(6*7)+(5*6)+(4*0)+(3*2)+(2*7)+(1*2)=143
143 % 10 = 3
So 77602-72-3 is a valid CAS Registry Number.
InChI:InChI=1/C18H18ClNOS.C4H4O4/c1-20(2)9-5-7-13-14-6-3-4-8-17(14)22-18-15(13)10-12(19)11-16(18)21;5-3(6)1-2-4(7)8/h3-4,6-8,10-11,21H,5,9H2,1-2H3;1-2H,(H,5,6)(H,7,8)/b13-7-;2-1-