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134329-59-2

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134329-59-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134329-59-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,3,2 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 134329-59:
(8*1)+(7*3)+(6*4)+(5*3)+(4*2)+(3*9)+(2*5)+(1*9)=122
122 % 10 = 2
So 134329-59-2 is a valid CAS Registry Number.

134329-59-2Downstream Products

134329-59-2Relevant academic research and scientific papers

Rapid and stereoselective construction of dienediynes related to the neocarzinostatin chromophore

Bruckner,Scheuplein,Suffert

, p. 1449 - 1452 (1991)

Formylcyclopentanone was transformed into Z configuration dienediynes 15 in three steps. As the key step served Pd catalyzed stereoselective couplings of the isomerically pure bis(enoltriflate) 13 with two equiv. of alkyne.

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