1438463-70-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1438463-70-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,8,4,6 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1438463-70:
(9*1)+(8*4)+(7*3)+(6*8)+(5*4)+(4*6)+(3*3)+(2*7)+(1*0)=177
177 % 10 = 7
So 1438463-70-7 is a valid CAS Registry Number.
1438463-70-7Relevant articles and documents
Preparation of arylpropynamides and their reaction with malonyl acid derivatives
Petina, Olgaa. A.,Yakovlev, Igorp. P.,Geffken, Detlef
, p. 803 - 809 (2013/04/10)
Synthesis of arylpropynamides and their reactions with different malonic acid derivatives is described. Treatment of arylpropynamides with unsubstituted malonyl chloride furnished N-(3-arylprop-2-ynoyl)-6-chloro-4-hydroxy-2-oxo-2H- pyran-3-carboxamides; m