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20959-77-7

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20959-77-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20959-77-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,9,5 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20959-77:
(7*2)+(6*0)+(5*9)+(4*5)+(3*9)+(2*7)+(1*7)=127
127 % 10 = 7
So 20959-77-7 is a valid CAS Registry Number.

20959-77-7Downstream Products

20959-77-7Relevant articles and documents

Reactions of Nucleophiles with Bis(μ-thiosulphato-S)-bis(dinitrosylferrate)(2-), 2-, and of Electrophiles with Heptanitrosyltri-μ3-thio-tetraferrate(1-), -: New Routes to Bis(μ-organothiolato)-bis(dinitrosyliron) Co

Glidewell, Christopher,Lambert, Ronald J.,Harman, Mary E.,Hursthouse, Michael B.

, p. 2685 - 2690 (1990)

Sodium bis(μ-thiosulphato-S)-bis(dinitrosylferrate) (2-), Na2, reacts rapidly in aqueous solution with a range of thiols RSH in the presence of sodium thiosulphate to give the neutra

Thiolate, Thioether, and Thiol Derivatives of Iron(0) Carbonyls

Liaw, Wen-Feng,Kim, Christine,Darensbourg, Marcetta Y.,Rheingold, Arnold L.

, p. 3591 - 3597 (2007/10/02)

A new series of anionic complexes of iron tetracarbonyl monofunctionalized with the ligand ->,-> (R = Ph, Et, Me, H), have been synthesized and characterized.The compound was formed in the reaction of and PhSSPh.The -> anion was characterized by X-ray diffraction as its +> salt and found to be a typical trigonal-bipyramidal complex in which the phenylthiolate ligand occupies an axial position with a Fe-S bond distance of 2.332(5) Angstroem and Fe-S-C(Ph) = 111.3(6) deg.The salt crystallized inthe orthorhombic space group Pbc21, with a = 9.529(4) Angstroem, b = 21.493(9) Angstroem, c = 20.185(9) Angstroem, V = 4134(3) Angstroem3, and Z = 2.Other members of the series of complexes, ->, were best obtained by ligand exchange of -> and the labile thioether complex (PhSMe)Fe(CO)4.The latter was produced from the low-temperature alkylation of the ->.Protonation of the thiolates (R = Ph, Et, Me, H) ultimately leads to formation of H2 and Fe2(μ-SR)2(CO)6; however, the intermediate thiol, (RSH)Fe(CO)4, could be observed at -78 to -40 deg C for R = Et, Me.The PhSH and HSH derivatives were unstable even at -78 deg C.

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