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224953-43-9

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224953-43-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 224953-43-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,4,9,5 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 224953-43:
(8*2)+(7*2)+(6*4)+(5*9)+(4*5)+(3*3)+(2*4)+(1*3)=139
139 % 10 = 9
So 224953-43-9 is a valid CAS Registry Number.

224953-43-9Downstream Products

224953-43-9Relevant articles and documents

Synthesis of elastomeric polypropylene in bulk using C1- symmetric ansa-metallocenes. New aspects of the synthesis of 1-(fluoren-9-yl)-2-(2-methyl-5,6-dihydrocyclopenta[f]-1H-inden-1-yl)ethane and complexes of zirconium and hafnium with this li

Nedorezova,Veksler,Novikova,Optov,Baranov,Aladyshev,Tsvetkova,Shklyaruk,Krut'ko,Churakov,Kuz'mina,Howard

, p. 400 - 413 (2005)

Isomeric 1-(fluoren-9-yl)-2-(2-methyl-5, 6-dihydrocyclopenta [f]-1 H-indenyl) ethanes 1a,b and C 1-symmetric metallocenes, viz., rac-1-(η5-fluoren-9-yl)-2-(2-methyl-5, 6-dihydrocyclopenta [f]-η5-inden-1-yl) ethanezirconium

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