1367369-76-3 Usage
Uses
(1R,3R,4R)-Entecavir is an isomeric impurity of Entecavir (E558900).
Check Digit Verification of cas no
The CAS Registry Mumber 1367369-76-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,6,7,3,6 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1367369-76:
(9*1)+(8*3)+(7*6)+(6*7)+(5*3)+(4*6)+(3*9)+(2*7)+(1*6)=203
203 % 10 = 3
So 1367369-76-3 is a valid CAS Registry Number.
InChI:InChI=1/C12H15N5O3/c1-5-6(3-18)8(19)2-7(5)17-4-14-9-10(17)15-12(13)16-11(9)20/h4,6-8,18-19H,1-3H2,(H3,13,15,16,20)/t6-,7-,8+/m0/s1