102783-69-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102783-69-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,7,8 and 3 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 102783-69:
(8*1)+(7*0)+(6*2)+(5*7)+(4*8)+(3*3)+(2*6)+(1*9)=117
117 % 10 = 7
So 102783-69-7 is a valid CAS Registry Number.
InChI:InChI=1/C17H20N2O6S/c1-19(2)14-7-3-6-12-11(14)5-4-8-15(12)26(24,25)18-13(17(22)23)9-10-16(20)21/h3-8,13,18H,9-10H2,1-2H3,(H,20,21)(H,22,23)/t13-/m0/s1