Cas 644995-82-4,(NiC5H5)2(CH3)3SiC2C6H5

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Check Digit Verification of cas no

The CAS Registry Mumber 644995-82-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,4,9,9 and 5 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 644995-82:
(8*6)+(7*4)+(6*4)+(5*9)+(4*9)+(3*5)+(2*8)+(1*2)=214
214 % 10 = 4
So 644995-82-4 is a valid CAS Registry Number.

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644995-82-4Relevant academic research and scientific papers

Reactions of nickelocene with phenyl- and methyllithium in the presence of bis(trimethylsilyl)acetylene

Pasynkiewicz, Stanis?aw,Pietrzykowski, Antoni,Ol?dzka, Ewa,Kryza-Niemiec, Barbara,Lipkowski, Janusz,Anulewicz-Ostrowska, Romana

, p. 520 - 526 (2003)

Results of the reactions of nickelocene with phenyl- and methyllithium in the presence of bis(trimethylsilyl)acetylene have been reported. It was found that in the reaction of nickelocene with phenyllithium and bis(trimethylsilyl) acetylene three products

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