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I7403

Sigma-Aldrich

L-Isoleucine

from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 98.5-101.0%

Synonym(s):
(2S,3S)-2-Amino-3-methylpentanoic acid
Linear Formula:
C2H5CH(CH3)CH(NH2)CO2H
CAS Number:
Molecular Weight:
131.17
Beilstein:
1721792
EC Number:
MDL number:
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.26

biological source

non-animal source

Quality Level

Agency

USP/NF
meets EP testing specifications
meets JP testing specifications
meets USP testing specifications

product line

BioXtra

Assay

98.5-101.0%

form

powder

quality

meets EP, JP, USP testing specifications

technique(s)

cell culture | mammalian: suitable

impurities

endotoxin, tested

color

white

mp

288 °C (dec.) (lit.)

solubility

1 M HCl: 50 mg/mL

application(s)

peptide synthesis
pharmaceutical (small molecule)

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

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This Item
PHR10991349502I2752
L-Isoleucine from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 98.5-101.0%

Sigma-Aldrich

I7403

L-Isoleucine

L-Isoleucine Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1099

L-Isoleucine

L-Isoleucine United States Pharmacopeia (USP) Reference Standard

USP

1349502

L-Isoleucine

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

Sigma-Aldrich

I2752

L-Isoleucine

product line

BioXtra

product line

-

product line

-

product line

-

assay

98.5-101.0%

assay

-

assay

-

assay

≥98% (HPLC)

form

powder

form

-

form

-

form

powder

technique(s)

cell culture | mammalian: suitable

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

-

technique(s)

-

impurities

endotoxin, tested

impurities

-

impurities

-

impurities

-

color

white

color

-

color

-

color

white

Application

L-Isoleucine has been used as a supplement of maintenance media consisting of DMEM/F-12 for the culture of primary hepatocytes. It has also been used as a supplement for serial culture of adult murine keratinocytes.

Biochem/physiol Actions

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

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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