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40290-65-1

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40290-65-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40290-65-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,9 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 40290-65:
(7*4)+(6*0)+(5*2)+(4*9)+(3*0)+(2*6)+(1*5)=91
91 % 10 = 1
So 40290-65-1 is a valid CAS Registry Number.

40290-65-1SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name hydrochloride of methyl ester of L-phenylalanyl-L-methionine

1.2 Other means of identification

Product number -
Other names NH2-Phe-Met-OMe*HCl

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:40290-65-1 SDS

40290-65-1Relevant articles and documents

Dynamic Kinetic Cross-Electrophile Arylation of Benzyl Alcohols by Nickel Catalysis

Guo, Peng,Wang, Ke,Jin, Wen-Jie,Xie, Hao,Qi, Liangliang,Liu, Xue-Yuan,Shu, Xing-Zhong

supporting information, p. 513 - 523 (2021/01/12)

Catalytic transformation of alcohols via metal-catalyzed cross-coupling reactions is very important, but it typically relies on a multistep procedure. We here report a dynamic kinetic cross-coupling approach for the direct functionalization of alcohols. The feasibility of this strategy is demonstrated by a nickel-catalyzed cross-electrophile arylation reaction of benzyl alcohols with (hetero)aryl electrophiles. The reaction proceeds with a broad substrate scope of both coupling partners. The electron-rich, electron-poor, and ortho-/meta-/para-substituted (hetero)aryl electrophiles (e.g., Ar-OTf, Ar-I, Ar-Br, and inert Ar-Cl) all coupled well. Most of the functionalities, including aldehyde, ketone, amide, ester, nitrile, sulfone, furan, thiophene, benzothiophene, pyridine, quinolone, Ar-SiMe3, Ar-Bpin, and Ar-SnBu3, were tolerated. The dynamic nature of this method enables the direct arylation of benzylic alcohol in the presence of various nucleophilic groups, including nonactivated primary/secondary/tertiary alcohols, phenols, and free indoles. It thus offers a robust alternative to existing methods for the precise construction of diarylmethanes. The synthetic utility of the method was demonstrated by a concise synthesis of biologically active molecules and by its application to peptide modification and conjugation. Preliminary mechanistic studies revealed that the reaction of in situ formed benzyl oxalates with nickel, possibly via a radical process, is an initial step in the reaction with aryl electrophiles.

Synthesis and biological evaluation of phosphonamidate peptide inhibitors of enkephalinase and angiotensin-converting enzyme

Elliott,Marks,Berg,Portoghese

, p. 1208 - 1216 (2007/10/02)

The effectiveness of phosphonamidate peptide analogues as inhibitors of rat kidney or human brain metallo-endopeptidase (enkephalinase, E.C. 3.4.24.11) and angiotensin-converting enzyme (ACE, 3.4.15.1) has been explored with a series of enkephalin analogu

O-(N-ACYLAMINOACYL)-2-PYRIDYLMETHYLKETOXIMES AND THEIR USE IN PEPTIDE SYNTHESIS

Plucinski, Tomasz,Kupryszewski, Gotfryd

, p. 573 - 582 (2007/10/02)

Preparation of Leu-enkephalin, Met-enkephalin and one analog of Leu-enkephalin by using O-(N-acylaminoacyl)-2-pyridylketoximes is described.Both the side products and the unreacted active amino acid derivatives were removed by utilizing the formation of a copper complex with 2-pyridylmethylketoxime.

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