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84454-05-7

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84454-05-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84454-05-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,4,5 and 4 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 84454-05:
(7*8)+(6*4)+(5*4)+(4*5)+(3*4)+(2*0)+(1*5)=137
137 % 10 = 7
So 84454-05-7 is a valid CAS Registry Number.

84454-05-7Relevant articles and documents

Enantioselective Synthesis of α-Amino Phosphonates via Pd-Catalyzed Asymmetric Hydrogenation

Yan, Zhong,Wu, Bo,Gao, Xiang,Chen, Mu-Wang,Zhou, Yong-Gui

, p. 692 - 695 (2016/03/01)

A highly enantioselective palladium-catalyzed hydrogenation of a series of linear and cyclic α-iminophosphonates has been achieved, providing efficient access to optically active α-aminophosphonates with up to 99% ee. (Chemical Equation Presented).

Asymmetric cyanation of a-ketiminophosphonates catalyzed by cinchona alkaloids: Enantioselective synthesis of tetrasubstituted a-aminophosphonic acid derivatives from trisubstituted a-aminophosphonates

Vicario, Javier,Ezpeleta, Jose Mari,Palacios, Francisco

, p. 2641 - 2647 (2013/01/15)

An enantioselective synthesis of tetrasubstituted a-phosphono-a-amino nitriles through asymmetric cyanation of a-ketiminophosphonates catalyzed by Cinchona alkaloids is reported. a-Ket- ACHTUNGTRENUNGiminophosphonates are generated, in a very efficient sy

Iodine-catalyzed efficient hydrophosphonylation of N-tosyl aldimines

Das, Biswanath,Balasubramanyam, Penagaluri,Krishnaiah, Maddeboina,Veeranjaneyulu, Boyapati,Reddy, Gandolla Chinna

supporting information; experimental part, p. 4393 - 4395 (2009/09/06)

(Chemical Equation Presented) Treatment of N-tosyl aldimines with dialkyl trimethylsilyl phosphites at 0°C in the presence of iodine as a catalyst afforded the corresponding sulfonamide phosphonates in excellent yields within 1.5 to 2.5 h.

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