Molekula
L-Isoleucine (TF)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch
L-Isoleucine (TF) is an essential branched-chain amino acid critical for protein synthesis, muscle metabolism, and immune function. It is widely used in nutritional supplements, sports nutrition, and pharmaceutical formulations to support growth, recovery, and overall health. This technical-grade (TF) form is a pure, crystalline powder with high stability for industrial applications. L-Isoleucine (TF) has a CAS number of 73-32-5, a molecular formula of C6H13NO2, and a molecular weight of 131.17 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies L-Isoleucine (TF) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 90030872
- CAS Number
- 73-32-5
- IUPAC Name
- (2S,3S)-2-amino-3-methylpentanoic acid
- EC Number
- 200-798-2
- Molecular Formula
- C6H13NO2
- Molecular Weight
- 131.17
- Exact Mass
- 131.0946
- SMILES
- CC[C@H](C)[C@@H](C(=O)O)N
- InChIKey
- AGPKZVBTJJNPAG-WHFBIAKZSA-N
- InChI
- 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
- PubChem CID
- 6306
Synonyms
- (2S,3S)-2-Amino-3-methylpentanoic acid
- (S,S)-Isoleucine
- (S)-Isoleucine
- 2-Amino-3-methylvaleric acid
- 2S,3S-Isoleucine
- erythro-L-Isoleucine
- Isoleucina
- Isoleucine
- L-Ile
- l-isoleucine
Literature values
Published physical properties of the substance, not batch specifications.
- Appearance
- Crystals
- Melting Point
- 284 °C (decomposes)
- Water Solubility
- 34.4 g/L at 25 °C
- Solubility (other solvents)
- Sparingly soluble in hot alcohol (0.13% wt/wt at 80 °C), hot acetic acid. Insoluble in ether
- Vapour Pressure
- 0.00000001 mmHg
- pKa
- pKa = 2.37 (at 0 °C)
- log P (octanol/water)
- -1.72
Source: PubChem CID 6306 (HSDB, Haz-Map, DrugBank)
See the other grade of CAS 73-32-5 →
Frequently asked questions
What is L-Isoleucine (TF) primarily used for?
L-Isoleucine (TF) is commonly used as a nutritional supplement, in sports nutrition for muscle recovery, and in pharmaceutical formulations as an essential amino acid.
What is the chemical formula and molecular weight of L-Isoleucine (TF)?
The chemical formula is **C₆H₁₃NO₂**, and the molecular weight is **131.17 g/mol**.
How should L-Isoleucine (TF) be stored?
Store at **ambient temperature** in a dry, well-ventilated area, away from moisture and strong oxidizing agents.
What grade of L-Isoleucine (TF) does Molekula supply?
Molekula supplies **Technical Grade (TF)**, suitable for industrial, nutritional, and pharmaceutical applications.
Can Molekula supply L-Isoleucine (TF) in bulk quantities?
Yes, Molekula can supply L-Isoleucine (TF) in bulk, with packaging options tailored to your needs (e.g., drums, bags, or custom solutions).
What documentation comes with an order of L-Isoleucine (TF)?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
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Molekula has supplied fine chemicals and biochemicals since 2000 from ISO 9001:2015 and ISO 14001:2015 certified facilities. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.