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1452219-94-1

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1452219-94-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1452219-94-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,5,2,2,1 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1452219-94:
(9*1)+(8*4)+(7*5)+(6*2)+(5*2)+(4*1)+(3*9)+(2*9)+(1*4)=151
151 % 10 = 1
So 1452219-94-1 is a valid CAS Registry Number.

1452219-94-1Downstream Products

1452219-94-1Relevant articles and documents

Rhodium-catalyzed enantioselective addition to unsymmetrical α-diketones: Tandem one-pot synthesis of optically active 3-tetrasubstituted isochroman derivatives

Zhu, Ting-Shun,Chen, Jian-Ping,Xu, Ming-Hua

supporting information, p. 865 - 869 (2013/02/25)

The domino effect: An efficient and general catalytic one-pot synthesis of quaternary-substituted isochroman derivatives has been developed (see scheme). The cascade transformation relies on rhodium-catalyzed highly regio- and enantioselective 1,2-addition of arylboronic acids to unsymmetrical α-diketones and intramolecular etherification or esterification, and provides a variety of enantioenriched isochromanones under exceptionally mild conditions. Copyright

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