1421324-73-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1421324-73-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,3,2 and 4 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1421324-73:
(9*1)+(8*4)+(7*2)+(6*1)+(5*3)+(4*2)+(3*4)+(2*7)+(1*3)=113
113 % 10 = 3
So 1421324-73-3 is a valid CAS Registry Number.
1421324-73-3Relevant articles and documents
Synthesis of 3-bromo flavones from 2-hydroxy-3, 5-dibromo-4'nitro dibenzoyl methane
Bhadange,Ganorkar
, p. 1471 - 1473 (2013/02/25)
A new 3-bromo substituted flavones have been synthesized by the reaction of 2-hydroxy-3, 5-dibromo-4'nitro dibenzoyl methane was dissolved in dimethyl formamide (DMF) and pure bromine was added. The mixture was refluxed for 1-3 hours. Then cooled, diluted
