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bis(phenylethynyl)bis(tetrahydrofurane)samarium(II) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

279221-45-3

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279221-45-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 279221-45-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,9,2,2 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 279221-45:
(8*2)+(7*7)+(6*9)+(5*2)+(4*2)+(3*1)+(2*4)+(1*5)=153
153 % 10 = 3
So 279221-45-3 is a valid CAS Registry Number.

279221-45-3Downstream Products

279221-45-3Relevant academic research and scientific papers

Synthesis of Homoleptic Phenylethynyl Derivatives of Lanthanides by an Exchange Reaction

Druzhkova, O. N.,Pimanova, N. A.,Bochkarev, L. N.

, p. 1724 - 1725 (2007/10/03)

The reaction of LnI2 or LnI3 with PhCCNa in tetrahydrofuran can be used for preparing in 79.0 - 95.3 percent yields phenylethynyl lanthanide derivatives (PhCC)2Ln(THF)x (Ln = Sm, Yb; x = 1, 2) and (PhCC)3Ln(THF)x (Ln = Pr, Nd, Dy, Ho, Er, Lu; x = 1, 2).

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