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Key Documents

A9627

Sigma-Aldrich

Ala-Ala-Ala

≥98% (TLC)

Synonym(s):

Tri-L-alanine

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About This Item

Empirical Formula (Hill Notation):
C9H17N3O4
CAS Number:
Molecular Weight:
231.25
EC Number:
MDL number:
UNSPSC Code:
12352209
PubChem Substance ID:
NACRES:
NA.26

Product Name

Ala-Ala-Ala,

Assay

≥98% (TLC)

form

powder

color

white

storage temp.

−20°C

SMILES string

C[C@H](N)C(=O)N[C@@H](C)C(=O)N[C@@H](C)C(O)=O

InChI

1S/C9H17N3O4/c1-4(10)7(13)11-5(2)8(14)12-6(3)9(15)16/h4-6H,10H2,1-3H3,(H,11,13)(H,12,14)(H,15,16)/t4-,5-,6-/m0/s1

InChI key

BYXHQQCXAJARLQ-ZLUOBGJFSA-N

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Amino Acid Sequence

Ala-Ala-Ala

Application

Trialanine (Ala-Ala-Ala) may be used along with other short chain alanines, tetra- and penta-alanine, as model compounds to study physicochemical parameters of small peptides.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Reinhard Schweitzer-Stenner
The journal of physical chemistry. B, 113(9), 2922-2932 (2009-02-27)
The conformational preference of individual amino acid residues in the unfolded state of peptides and proteins is the subject of a continuous debate. Research has mostly been focused on alanine, owing to its abundance in proteins and its relevance for
Wenfei Li et al.
The Journal of chemical physics, 130(21), 214108-214108 (2009-06-11)
Biomolecular systems are inherently hierarchic and many simulation methods that try to integrate atomistic and coarse-grained (CG) models have been proposed, which are called multiscale simulations. Here, we propose a new multiscale molecular dynamics simulation method which can achieve high
Mandy C Green et al.
The Journal of chemical physics, 138(7), 074111-074111 (2013-03-01)
An open-shell extension of the pair interaction energy decomposition analysis (PIEDA) within the framework of the fragment molecular orbital (FMO) method is developed. The open-shell PIEDA method allows the analysis of inter- and intramolecular interactions in terms of electrostatic, exchange-repulsion
Tetsuo Asakura et al.
Journal of the American Chemical Society, 128(18), 6231-6238 (2006-05-04)
The structural analysis of natural protein fibers with mixed parallel and antiparallel beta-sheet structures by solid-state NMR is reported. To obtain NMR parameters that can characterize these beta-sheet structures, (13)C solid-state NMR experiments were performed on two alanine tripeptide samples:
E Rödel et al.
Organic & biomolecular chemistry, 4(3), 475-481 (2006-02-01)
A 20 K high resolution X-ray data set of L-Ala-L-Ala-L-Ala*1/2 H2O was measured using an ultra-low temperature laboratory setup, that combines area detection and a closed cycle helium cryostat. The charge density determination includes integration of atomic basins and topological

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