Cas 1241944-07-9,benzyl 3-oxo-3-phenyl-1-(thiophen-2-yl)propylcarbamate

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Check Digit Verification of cas no

The CAS Registry Mumber 1241944-07-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,1,9,4 and 4 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1241944-07:
(9*1)+(8*2)+(7*4)+(6*1)+(5*9)+(4*4)+(3*4)+(2*0)+(1*7)=139
139 % 10 = 9
So 1241944-07-9 is a valid CAS Registry Number.

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1241944-07-9Relevant academic research and scientific papers

A solvent-free method for the direct synthesis of Cbz-protected β-amino ketones using triphenylphosphine dibromide

Buragohain, Pori,Saikia, Partha Pratim,Barua, Nabin C.

, p. 3562 - 3564 (2013)

Triphenylphosphine dibromide (TPPDB) has been found to be a very effective catalyst for the one pot three-component Mannich reactions of aryl aldehyde, acetophenone, and benzyl carbamate under solvent-free condition at room temperature. The advantageous f

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