74723-14-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74723-14-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,7,2 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 74723-14:
(7*7)+(6*4)+(5*7)+(4*2)+(3*3)+(2*1)+(1*4)=131
131 % 10 = 1
So 74723-14-1 is a valid CAS Registry Number.
74723-14-1Relevant 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.