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29880-25-9

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29880-25-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 29880-25-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,8,8 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 29880-25:
(7*2)+(6*9)+(5*8)+(4*8)+(3*0)+(2*2)+(1*5)=149
149 % 10 = 9
So 29880-25-9 is a valid CAS Registry Number.
InChI:InChI=1/C11H12N2O4/c12-9(14)6-8(11(16)17)13-10(15)7-4-2-1-3-5-7/h1-5,8H,6H2,(H2,12,14)(H,13,15)(H,16,17)/p-1/t8-/m1/s1

29880-25-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-amino-2-benzamido-4-oxobutanoic acid

1.2 Other means of identification

Product number -
Other names N2-benzoyl-L-asparagine

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:29880-25-9 SDS

29880-25-9Relevant articles and documents

-

Nawa

, p. 237,245 (1938)

-

Reactivity of α-Amino Acids in the Reaction with Esters in Aqueous–1,4-Dioxane Media

Kochetova,Kustova,Kuritsyn

, p. 80 - 85 (2018/03/09)

The kinetics of the reaction of a series of α-amino acids with 4-nitrophenyl acetate, 4-nitrophenyl benzoate, and 2,4,6-trinitrophenyl benzoate in aqueous 1,4-dioxane medium has been studied. Kinetics of the reactions involving 4-nitrophenyl acetate and 2,4,6-trinitrophenyl benzoate has complied with the Br?nsted dependence and revealed linear correlation between rate constant logarithm and the energy difference of the frontier orbitals of α-amino acids anions.

Chemo-enzymatic preparation of chiral 3-aminopyrrolidine derivatives

Iding, Hans,Wirz, Beat,Rogers-Evans, Mark

, p. 647 - 653 (2007/10/03)

A new simple method for the enantioselective enzymatic hydrolysis of N-protected D-asparagine esters suitable for the use on the preparative scale is presented. Due to major obstacles observed under conventional reaction conditions - racemization of the retained ester and a strong enzyme inactivation - a comparatively low pH together with an organic co-solvent had to be employed. Under these conditions, nearly all tested proteases demonstrated good activity and excellent enantioselectivity giving access to the corresponding D-esters and L-asparagines in high optical purities (>95% ee) and good chemical yields (>40%). From the unnatural D-asparagine derivative, sequential cyclization, selective deprotection and reduction yielded efficiently benzyl protected (R)-3-aminopyrrolidine, a homo-chiral building block utilized in numerous drug candidates.

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