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136136-41-9

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136136-41-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136136-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,1,3 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 136136-41:
(8*1)+(7*3)+(6*6)+(5*1)+(4*3)+(3*6)+(2*4)+(1*1)=109
109 % 10 = 9
So 136136-41-9 is a valid CAS Registry Number.

136136-41-9Downstream Products

136136-41-9Relevant articles and documents

Imine-Palladacycles as Phosphine-Free Precatalysts for Low-Temperature Suzuki-Miyaura Synthesis of Nucleoside Analogues in Aqueous Media

Serrano, José Luis,García, Luis,Pérez, José,Lozano, Pedro,Correia, Jevy,Kori, Santosh,Kapdi, Anant R.,Sanghvi, Yogesh S.

, p. 4479 - 4490 (2020)

The synthesis and characterization of new water-soluble dinuclear palladacycles of the general formula [{Pd(R-C^N-SO3Na)(μ-AcO)}2] (R = H (1), OMe (2), Cl (3)) incorporating an ortho-metalated sodium 4-(N-benzylideneamino)benzenesulfonate moiety is reported. These complexes have been revealed to be excellent phosphine-free catalysts for the synthesis of functionalized nucleoside analogues involving a low-temperature Suzuki-Miyaura coupling of 5-iodo-2′-deoxyuridine with different arylboronic acids in neat water. The potential of 1-3 as synthetic precursors was also tested, and bridging acetates were cleaved by reaction with neutral PPh3, yielding the corresponding mononuclear derivatives [Pd(R-C^N-SO3Na)(AcO)(PPh3)] (R = H (4), MeO (5), Cl (6)). Analytical and spectroscopic techniques confirmed the proposed formulas and reactivities reported for complexes 1-6. Structural characterization by X-ray diffraction of single crystals grown from samples of 4 and 6 produced the unexpected but valuable crystallization-mediated compounds 4cm and 6cm that also supported the results presented here.

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