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dicarbonyl(η5-pentamethylcyclopentadienyl)iron{(2,4,6-tri-tert-butylphenyl)diphosphenyl} is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

98088-31-4

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98088-31-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 98088-31-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,0,8 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 98088-31:
(7*9)+(6*8)+(5*0)+(4*8)+(3*8)+(2*3)+(1*1)=174
174 % 10 = 4
So 98088-31-4 is a valid CAS Registry Number.

98088-31-4Upstream product

98088-31-4Relevant academic research and scientific papers

Transition-metal-substituted diphosphenes. 29. Cycloaddition reactions of the diphosphenyl complex (η5-C5Me5) (CO)2Fe-P=P-Mes * (Mes * = 2,4,6-tBu3C6H2) with hexafluoroacetone. X-ray structure analyses of (η5-C5Me5 ...

Weber, Lothar,Buchwald, Susanne,Lentz, Dieter,Preugschat, Dagmar,Stammler, Hans-Georg,Neumann, Beate

, p. 2351 - 2353 (2008/10/08)

Full title: Transition-metal-substituted diphosphenes. 29. Cycloaddition reactions of the diphosphenyl complex (η5-C5Me5) (CO)2Fe-P=P-Mes * (Mes * = 2,4,6-tBu3C6H2) with hexafluoroacetone. X-ray structure analyses of (η5-C5Me5)(CO)Fe-P(=PMes*)OC(CF 3)2C(O) and (η5-C5Me5)(CO)2Fe-P-P(Mes *)OC(CF3)2. The diphosphenyl complex (η5-C5Me5)-(CO) 2Fe-P=P-Mes* (Mes* = 2,4,6-tBu3C6H2) undergoes a [3 + 2] dipolar cycloaddition with hexafluoroacetone to give the metalla heterocycle (η5-C5Me5)(CO)-Fe-P(=PMes*)OC(CF 3)2C(O) with a remarkably short Fe-P bond (2.084 (4) A?) and an exocyclic P=P bond. When stored In solution at -40°C, this complex partly rearranges to the metalated 1-oxa-2,3-diphosphetane (η5-C5Me5)(CO) 2Fe-P-P(Mes*)OC(CF3)2. The molecular structures of both isomers were elucidated by single-crystal X-ray analyses.

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