27393-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27393-79-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,3,9 and 3 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 27393-79:
(7*2)+(6*7)+(5*3)+(4*9)+(3*3)+(2*7)+(1*9)=139
139 % 10 = 9
So 27393-79-9 is a valid CAS Registry Number.
27393-79-9Relevant articles and documents
Synthesis of indole-3-carboxamides via a haloform cleavage reaction of 3-trifluoroacetylindole with lithium dialkylamides
Hassinger, Heidi L.,Soll, Richard M.,Gribble, Gordon W.
, p. 3095 - 3098 (1998)
Reaction of 3-trifluoroacetylindole (4) with lithium dialkylamides affords the corresponding indole-3-carboxamides (5) in good to excellent yields.