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13-Methyl-15-oxo-9β,13β-ethano-9β-podocarpan-12α-yl Benzoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138922-84-6

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138922-84-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138922-84-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,9,2 and 2 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 138922-84:
(8*1)+(7*3)+(6*8)+(5*9)+(4*2)+(3*2)+(2*8)+(1*4)=156
156 % 10 = 6
So 138922-84-6 is a valid CAS Registry Number.

138922-84-6Relevant academic research and scientific papers

Improved conversion of 6-endo-tosyloxybicyclo[2.2.2]octan-2-ones into 6-exo-acetoxy and 6-exo-benzoyloxybicyclo[2.2.2]octan-2-ones

Bettolo, Rinaldo Marini,Migneco, Luisa Maria,Moretti, Piergiorgio,Scarpelli, Rita

, p. 687 - 690 (2007/10/03)

The reaction conditions for the conversion of 6-endo-tosyloxybicyclo[2.2.2]octan-2-one (7b) into 6-exo-acetoxy (8b) and 6-exo-benzoyloxybicyclo[2.2.2]octan-2-one (8a), respectively, were improved. Thus known 6-endo-tosyloxy-bicyclo[2.2.2]octan-2-ones (±)-

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