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D9904

Sigma-Aldrich

Nα,Nε-Diacetyl-Lys-D-Ala-D-Ala

carboxypeptidase substrate

Synonym(s):

(Ac)2-L-Lys-D-Ala-D-Ala

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About This Item

Empirical Formula (Hill Notation):
C16H28N4O6
CAS Number:
24570-39-6
Molecular Weight:
372.42
MDL number:
MFCD00037235
UNSPSC Code:
12352204
PubChem Substance ID:
24894333
NACRES:
NA.32

Quality Level

200

Assay

≥98% (HPLC)

form

powder

composition

Peptide content, ≥85%

solubility

water: 50 mg/mL, clear, colorless

storage temp.

−20°C

SMILES string

OC([C@@H](C)NC([C@@H](C)NC([C@@H](NC(C)=O)CCCCNC(C)=O)=O)=O)=O

InChI

1S/C16H28N4O6/c1-9(14(23)19-10(2)16(25)26)18-15(24)13(20-12(4)22)7-5-6-8-17-11(3)21/h9-10,13H,5-8H2,1-4H3,(H,17,21)(H,18,24)(H,19,23)(H,20,22)(H,25,26)

InChI key

VIHGYLJIMMKSBR-UHFFFAOYSA-N

Substrates

Substrate for penicillin-sensitive D-alanine carboxypeptidase.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Cleidiane G Zampronio et al.
Analytical chemistry, 76(17), 5172-5179 (2004-09-18)
Electrospray ionization (ESI) is extensively used in the analysis of biological compounds; yet some fundamental properties of this technique are not completely understood. It is widely recognized that care should be exercised when noncovalent complexes are being studied by ESI
A Malabarba et al.
Journal of medicinal chemistry, 35(22), 4054-4060 (1992-10-30)
Basic carboxamides of teicoplanin A2 (CTA) and its aglycon (TD) are prepared by condensation of the 63-carboxyl function of these antibiotics with linear or branched polyamines. The antimicrobial activities of some of the resulting compounds were better than those of
T R Herrin et al.
Journal of medicinal chemistry, 28(9), 1371-1375 (1985-09-01)
A series of ristocetin analogues with modifications (OH, C=O, C=NOH, NCOCH3) at the C-1' amino group was synthesized and found to possess antibacterial activity against gram-positive bacteria and to bind to Ac2-Lys-D-Ala-D-Ala, a model for the antibiotic's site of action.
Zhibo Yang et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 15(9), 2081-2090 (2009-01-22)
Charge matters! The charge state significantly influences the conformation and the binding energy between vancomycin antibiotic and bacterial cell-wall analogue peptides (see figure). Surface-induced dissociation (SID) studies provide a quantitative comparison between the stabilities of different charge states of the
Lewis P Mark et al.
European journal of mass spectrometry (Chichester, England), 18(5), 439-446 (2012-12-12)
A novel nano-electrospray emitter has been developed containing two separated channels running throughout the length of the emitter. The emitters have been fabricated from "theta-shaped" borosilicate capillaries. Loading of different solutions into the two different channels opens up the possibility
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