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Piperidine, 1-[(2R)-aminophenylacetyl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

129157-30-8

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129157-30-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129157-30-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,5 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 129157-30:
(8*1)+(7*2)+(6*9)+(5*1)+(4*5)+(3*7)+(2*3)+(1*0)=128
128 % 10 = 8
So 129157-30-8 is a valid CAS Registry Number.

129157-30-8Relevant academic research and scientific papers

A new type of L-Tertiary leucine-derived ligand: Synthesis and application in Cu(II)-catalyzed asymmetric Henry reactions

Cai, Zedong,Lan, Ting,Ma, Pengfei,Zhang, Jingfang,Yang, Qingqing,He, Wei

, (2019/08/08)

A new series of Schiff bases derived from amino acids were developed as chiral ligands for Cu(II)-catalyzed asymmetric Henry reactions. The optimum ligand 7d exhibited outstanding catalytic efficiency in the Cu(II)-catalyzed asymmetric Henry additions of four nitroalkanes to different kinds of aldehydes to produce 76 desired adducts in high yields (up to 96%) with excellent enantioselectivities, up to 99% enantiomeric excess (ee).

Stereoselective reactions. XXII. Design and synthesis of chiral chelated lithium amides for enantioselective reactions

Shirai,Aoki,Sato,Kim,Murakata,Yasukata,Koga

, p. 690 - 693 (2007/10/02)

Chiral chelated lithium amides ((R))-1a-g) were designed and synthesized in optically pure forms starting from (R)-phenylglycine.

Enantioselective conjugate addition, part V. Synthesis and testing of scalemic tetraamines as chiral cuprate ligands

Swingle, Nicole M.,Vasavi Reddy,Rossiter, Bryant E.

, p. 4455 - 4466 (2007/10/02)

Reported herein is the enantioselective conjugate addition of n-butyl to 2-cyclopentenone, 2-cyclohexenone, 2-cycloheptenone and 2-cyclooctenone using scalemic amidocuprates derived from copper(I) iodide, n-butyllithium and a homologous series of 5 scalem

ENANTIOSELECTIVE SYNTHESIS OF β-HYDROXY-α-METHYL CARBONYL COMPOUNDS BY ALDOL REACTION

Ando, Akira,Shioiri, Takayuki

, p. 4969 - 4988 (2007/10/02)

The enantioselective aldol reactions of ketone lithium enolates with aldehydes mediated chiral lithium amides were extensively investigated.The chiral amino ethers 4a-4l and diamines 16a,b were prepared from α-amino acids.The reaction conditions and the s

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