88183-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88183-67-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,1,8 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 88183-67:
(7*8)+(6*8)+(5*1)+(4*8)+(3*3)+(2*6)+(1*7)=169
169 % 10 = 9
So 88183-67-9 is a valid CAS Registry Number.
88183-67-9Relevant articles and documents
DARSTELLUNG VON CHOLSAEURELACTONEN
Schulze, P. E.,Seeger, A.,Illi, V.
, p. 2815 - 2818 (2007/10/02)
The 8-membered cyclic 24,12-lactones of cholic- and deoxycholic acid, previously prepared only in poor yield are easily synthesized by the reaction of the appropriate acids with arylsulfonylchloride in pyridine.Chenodeoxycholic acid is converted into a di