5552-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5552-45-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,5 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 5552-45:
(6*5)+(5*5)+(4*5)+(3*2)+(2*4)+(1*5)=94
94 % 10 = 4
So 5552-45-4 is a valid CAS Registry Number.
5552-45-4Relevant articles and documents
PALLADIUM-MEDIATED FORMATION OF N-ACYL-2-HYDROXYINDOLINES: A NEW ENTRY INTO N-ACYLINDOLES
Samizu, Kiyohiro,Ogasawara, Kunio
, p. 1627 - 1630 (2007/10/03)
N-Acyl-2-iodoanilines were reacted with vinylene carbonate in the presence of palladium(II) acetate to give N-acyl-2-hydroxyindolines, in good yields, which on acid treatment afforded the corresponding N-acylindoles.
