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L0879

Sigma-Aldrich

Leu-Leu-Leu

≥90% (elemental analysis), suitable for mass spectrometry (MS)

Synonym(s):

Trileucine

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About This Item

Empirical Formula (Hill Notation):
C18H35N3O4
CAS Number:
Molecular Weight:
357.49
MDL number:
UNSPSC Code:
12352202
PubChem Substance ID:
NACRES:
NA.26

product name

Leu-Leu-Leu, ≥90% (elemental analysis)

Assay

≥90% (elemental analysis)

form

powder

technique(s)

electron microscopy: suitable
mass spectrometry (MS): suitable

color

white

storage temp.

−20°C

SMILES string

CC(C)CC(N)C(=O)NC(CC(C)C)C(=O)NC(CC(C)C)C(O)=O

InChI

1S/C18H35N3O4/c1-10(2)7-13(19)16(22)20-14(8-11(3)4)17(23)21-15(18(24)25)9-12(5)6/h10-15H,7-9,19H2,1-6H3,(H,20,22)(H,21,23)(H,24,25)

InChI key

DNDWZFHLZVYOGF-UHFFFAOYSA-N

Amino Acid Sequence

Leu-Leu-Leu

Application

Trileucine (Leu-Leu-Leu), an endosome escape moiety, may be used for pH-dependent endosomal membrane disruption to release agents such as antisense oligonucleotides (AONs) inside cells. Trileucine is used to evaluate the absorption characteristics of reversed phase liquid chromatography (HPLC) media.

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)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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S Yamasaki et al.
Annals of the rheumatic diseases, 60(7), 678-684 (2001-06-19)
To examine whether inhibition of NF-kappaB induces apoptosis of human synovial cells stimulated by tumour necrosis factor alpha (TNFalpha), interleukin 1beta (IL1beta), and anti-Fas monoclonal antibody (mAb). The expression of proliferating cell nuclear antigen (PCNA), NF-kappaB, and the presence of
M Conconi et al.
The Biochemical journal, 333 ( Pt 2), 407-415 (1998-07-11)
Heat-shock protein 90 (Hsp 90) has been implicated in both protection against oxidative inactivation and inhibition of the multicatalytic proteinase (MCP, also known as 20 S proteasome). We report here that the protective and inhibitory effects of Hsp 90 depend
David Lechuga-Ballesteros et al.
Journal of pharmaceutical sciences, 97(1), 287-302 (2007-09-08)
For particles to be useful medicinal aerosols, not only their aerodynamic diameter has to be on the order of a few micrometers but also they have to be chemically and physically stable. Manufacture of respirable particles is a technical challenge
Nicholas B Carrigy et al.
Annals of biomedical engineering, 48(4), 1169-1180 (2019-12-18)
Spray drying biologics into a powder can increase thermal stability and shelf-life relative to liquid formulations, potentially eliminating the need for cold chain infrastructure for distribution in developing countries. In this study, process modelling, microparticle engineering, and a supplemented phase
J Kolstad et al.
The Journal of applied bacteriology, 58(5), 449-455 (1985-05-01)
Solubilized cell walls of group N streptococci contain two electrophoretically distinct peptidases, one of which hydrolysed trileucine only, while the second hydrolysed a wide range of di- and tripeptides. Neither enzyme possessed leucine aminopeptidase or endopeptidase activity. Four and three

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