69577-96-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69577-96-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,5,7 and 7 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 69577-96:
(7*6)+(6*9)+(5*5)+(4*7)+(3*7)+(2*9)+(1*6)=194
194 % 10 = 4
So 69577-96-4 is a valid CAS Registry Number.
69577-96-4Relevant articles and documents
Direct transformation of carboxyclic acids to thiol esters induced by phenyl dichlorophosphate
Liu, Hsing-Jang,Sabesan, Subramaniam Iyer
, p. 2645 - 2648 (2007/10/02)
The condensation of carboxylic acids and thiols is greatly facilitated by the use of phenyl dichlorophosphate as an activating agent giving thiol esters in good yields.