111886-59-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111886-59-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,8,8 and 6 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 111886-59:
(8*1)+(7*1)+(6*1)+(5*8)+(4*8)+(3*6)+(2*5)+(1*9)=130
130 % 10 = 0
So 111886-59-0 is a valid CAS Registry Number.
111886-59-0Relevant articles and documents
Pyrrolothienopyrazines. IV. Synthese de derives de l'amino-5 pyrrolothienopyrazine
Effi, Yamien,Rault, Sylvian,Lancelot, Jean-Charles,Robba, Max
, p. 431 - 435 (2007/10/02)
5-Aminopyrrolothienopyrazine derivatives were obtained by intramolecular cyclisation of N3-(1-pyrrolyl)-2-thienylurea derivatives.Synthesis of these latter compounds was achieved from 2-(1-pyrrolyl)-3-thenoylazide via a Curtius re