65749-39-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65749-39-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,7,4 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 65749-39:
(7*6)+(6*5)+(5*7)+(4*4)+(3*9)+(2*3)+(1*9)=165
165 % 10 = 5
So 65749-39-5 is a valid CAS Registry Number.
InChI:InChI=1/C14H17NO4.K/c1-3-19-12(16)9-10(2)15-13(14(17)18)11-7-5-4-6-8-11;/h4-8,13H,3,9H2,1-2H3,(H,17,18);/q;+1/p-1/b15-10+;