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(1R,2S,3S,4S,7S)-2,3-Bis-(diphenyl-phosphinoyl)-bicyclo[2.2.1]heptan-7-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

191539-69-2

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191539-69-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 191539-69-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,5,3 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 191539-69:
(8*1)+(7*9)+(6*1)+(5*5)+(4*3)+(3*9)+(2*6)+(1*9)=162
162 % 10 = 2
So 191539-69-2 is a valid CAS Registry Number.

191539-69-2Upstream product

191539-69-2Relevant academic research and scientific papers

Preparation and application of a novel type of chiral bisphosphine ligand (NORPHOS-7X) containing a hetero-Functional group

Yamazaki, Akira,Achiwa, Issei,Horikawa, Kayoko,Tsurubo, Masue,Achiwa, Kazuo

, p. 455 - 456 (2007/10/03)

A new chiral bisphosphine ligand containing a carboxyl group has been prepared by use of a silver-ion catalyzed rearrangement as a key step. And it has been applied to the rhodium-catalyzed asymmetric hydrogenation of the C=N double bond of N-benzoylhydra

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