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1421663-97-9

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1421663-97-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421663-97-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,6,6 and 3 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1421663-97:
(9*1)+(8*4)+(7*2)+(6*1)+(5*6)+(4*6)+(3*3)+(2*9)+(1*7)=149
149 % 10 = 9
So 1421663-97-9 is a valid CAS Registry Number.

1421663-97-9Relevant academic research and scientific papers

Further studies toward himandrine via sequential oxidative amidation-intramolecular Diels-Alder reactions

Kasahara, Takahito,Ciufolini, Marco A.

supporting information, p. 82 - 90 (2013/03/14)

Exploratory work toward the alkaloid himandrine evaluated the directing ability of a pyrrolidine C-3 substituent in a diastereotopic group elective intramolecular Diels-Alder reaction of a spirodienone obtained by the oxidative amidation of a phenol. The

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