83798-58-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83798-58-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,9 and 8 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 83798-58:
(7*8)+(6*3)+(5*7)+(4*9)+(3*8)+(2*5)+(1*8)=187
187 % 10 = 7
So 83798-58-7 is a valid CAS Registry Number.
83798-58-7Relevant articles and documents
Preparation of Monohalopyrroles
Aiello, Enrico,Dattolo, Gaetano,Cirrincione, Girolamo,Almerico, Anna Maria,D'Asdia, Isabella
, p. 977 - 979 (2007/10/02)
Monobromo-, monochloro- and monoiodopyrroles are obtained in excellent yields by using N-halosuccinimides in dimethylformamide as halogenating agents.