64520-49-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64520-49-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,5,2 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 64520-49:
(7*6)+(6*4)+(5*5)+(4*2)+(3*0)+(2*4)+(1*9)=116
116 % 10 = 6
So 64520-49-6 is a valid CAS Registry Number.
64520-49-6Relevant articles and documents
A CONVENIENT PROCEDURE FOR THE SYNTHESIS OF URSODEOXYCHOLIC ACID SULFATED DERIVATIVES
Bandiera, Tiziano,Albini, Franca Marione,Albini, Enrico
, p. 1111 - 1118 (2007/10/02)
The mono- and bis(sulfooxy) derivatives of ursodeoxycholic acid are, contrary to a previous report, easily prepared by a very simple direct sulfation procedure.
