93658-86-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93658-86-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,6,5 and 8 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 93658-86:
(7*9)+(6*3)+(5*6)+(4*5)+(3*8)+(2*8)+(1*6)=177
177 % 10 = 7
So 93658-86-7 is a valid CAS Registry Number.
InChI:InChI=1/C16H12N2O5S/c19-10-7-8-14(15(20)9-10)18-17-13-5-1-4-12-11(13)3-2-6-16(12)24(21,22)23/h1-9,17,20H,(H,21,22,23)/b18-14+