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1034152-01-6

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1034152-01-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1034152-01-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,4,1,5 and 2 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1034152-01:
(9*1)+(8*0)+(7*3)+(6*4)+(5*1)+(4*5)+(3*2)+(2*0)+(1*1)=86
86 % 10 = 6
So 1034152-01-6 is a valid CAS Registry Number.

1034152-01-6Downstream Products

1034152-01-6Relevant articles and documents

A sustainable catalytic enantioselective synthesis of norstatine derivatives

Shi, Taoda,Jing, Changcheng,Qian, Yu,Xu, Xinfang,Alavala, Gopi Krishna Reddy,Lv, Xinxin,Hu, Wenhao

, p. 9792 - 9798 (2019/12/02)

Norstatine derivatives are of important value in pharmaceutical science. However, their catalytic asymmetric synthesis is rare. We developed a sustainable method via chiral phosphoric acid (CPA)-[Rh(OAc)2]2 co-catalyzed multi-component reactions (MCR) of diazoacetates with alcohol/water and imines. This method allows us to synthesize a library of 45 norstatines with excellent enanotioselectivites and broad substrate scope which includes anti-α-aryl-norstatines 11-1, anti-α-alkyl-norstatines 11-2, syn-α-hydro-norstatines 11-3 and syn-α-aryl-norstatines 11-4. The sustainability of this method lies in the reliable scalability, improved safety, and reusable [Rh(OAc)2]2 catalyst. The synthetic value of norstatine derivatives was demonstrated by preparing oxazolinone 14, ezetimibe analogue 15, and Taxol C-13 chain 16. Mechanistic study reveals that the synergetic catalysis of CPA and [Rh(OAc)2]2 is essential to maintain chemo- and enantioselectivity. Control experiments support the mechanism where the reactions proceed through the trapping of hyper-reactive oxonium ylides with imines. Shortly, we report herein the sustainable catalytic enantioselective synthesis of both syn- and anti-norstatine derivatives. We believe that this method might shed light on the sustainable synthesis of norstatine derivative-based drug candidates.

Cooperative catalysis with chiral Bronsted acid-Rh 2(OAc)4: Highly enantioselective three-component reactions of diazo compounds with alcohols and imines

Hu, Wenhao,Xu, Xinfang,Zhou, Jing,Liu, Wei-Jun,Huang, Haoxi,Hu, Juan,Yang, Liping,Gong, Liu-Zhu

experimental part, p. 7782 - 7783 (2009/02/01)

An asymmetric three-component reaction of diazo compounds and alcohols with imines catalyzed cooperatively by a rhodium complex and a chiral Bronsted acid provides a general and efficient entry to β-amino-α-hydroxyl acid derivatives in high yields with excellent stereoselectivities. Copyright

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