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1409976-56-2

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1409976-56-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1409976-56-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,9,9,7 and 6 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1409976-56:
(9*1)+(8*4)+(7*0)+(6*9)+(5*9)+(4*7)+(3*6)+(2*5)+(1*6)=202
202 % 10 = 2
So 1409976-56-2 is a valid CAS Registry Number.

1409976-56-2Downstream Products

1409976-56-2Relevant articles and documents

Synthesis and chiroptical properties of arylimines of cholest-4-ene-3,6- dione

Geng, Xin,Mague, Joel T.,Pascal, Robert A.

, p. 10920 - 10924 (2012)

In the hope of generating a new class of materials with large optical rotations, various arylamines were condensed with cholest-4-ene-3,6-dione (2) to give 3-arylimino steroids. These compounds possess moderately high specific rotations ([α]D ~300a-800) and strong circular dichroism. One such derivative, 3-(4-methoxyphenylimino)cholest-4-en-6-one (3), crystallizes as the (E)-imine and upon dissolution undergoes mutarotation to an equilibrium mixture of (E)-and (Z)-isomers with a half-life of approximately 1 h at room temperature, as judged by both NMR spectroscopy and polarimetry.

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