Skip to Content
MilliporeSigma
All Photos(7)

Key Documents

I2752

Sigma-Aldrich

L-Isoleucine

≥98% (HPLC)

Synonym(s):

(2S,3S)-2-Amino-3-methylpentanoic acid

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
C2H5CH(CH3)CH(NH2)CO2H
CAS Number:
Molecular Weight:
131.17
Beilstein/REAXYS Number:
1721792
EC Number:
MDL number:
UNSPSC Code:
12352209
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.26

product name

L-Isoleucine, reagent grade, ≥98% (HPLC)

grade

reagent grade

Quality Level

assay

≥98% (HPLC)

form

powder

color

white

mp

288 °C (dec.) (lit.)

solubility

1 M NH4OH: 50 mg/mL

application(s)

detection

SMILES string

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

InChI

1S/C6H13NO2/c1-3-4(2)5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t4-,5-/m0/s1

InChI key

AGPKZVBTJJNPAG-WHFBIAKZSA-N

Looking for similar products? Visit Product Comparison Guide

Application

L-Isoleucine has been used in capillary feeder (CAFE) assay in a study to determine the consumption of amino acids by Drosophila melanogaster. It has also been used as one of the components of an amino acid mixture, which is used as a supplement for synthetic complete (SC) media.

Biochem/physiol Actions

L-Isoleucine is an isomer of L-leucine and is an essential amino acid. It is synthesized from threonine and is a branched-chain hydrophobic amino acid.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Amino Acid Biosynthesis Is Regulated by Feedback Inhibition
Biochemistry (5th Edition) null
Inhibitory effect of aroma on the bitterness of branched-chain amino acid solutions.
Mukai J
Chemical & Pharmaceutical Bulletin, 55(11) (2007)
Michel Fleck, Aram M. Petrosyan
Salts of Amino Acids: Crystallization, Structure and Properties (2014)
Large-scale Phenotypic Profiling of Gene Deletion Mutants in Candida glabrata
Fabian Istel
Bio-protocol (2015)
Conversion of ammonia or urea into essential amino acids,L-leucine,L-valine, andL-isoleucine using artificial cells containing an immobilized multienzyme system and dextran-NAD+
Applied Biochemistry and Biotechnology, 26 (1990)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service