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1,2-Diphosphetane, 1,2-diphenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91656-78-9

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91656-78-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91656-78-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,6,5 and 6 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 91656-78:
(7*9)+(6*1)+(5*6)+(4*5)+(3*6)+(2*7)+(1*8)=159
159 % 10 = 9
So 91656-78-9 is a valid CAS Registry Number.

91656-78-9Downstream Products

91656-78-9Relevant academic research and scientific papers

UEBER EIN NEUES PRINZIP FUER DIE SYNTHESE UNSYMMETRISCH SUBSTITUIERTER DIPHOSPHANLIGANDEN FUER UEBERGANGSMETALLE (1)

Kauffmann, Thomas,Antfang, Elmar,Olbrich, Juergen

, p. 1963 - 1966 (2007/10/02)

Bidentate and tridentate ligands for transition metals are accessible in one-pot reactions (yield 62-88percent) by ring opening of cyclic diphosphanes with organolithium compounds and subsequent reaction with electrophiles.

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