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

Name: (2S,3S)-2-Hydroxy-3-methylpentanoic acid
Brand: Vaqora Chemicals
SKU: VQ-049467

About (2S,3S)-2-Hydroxy-3-methylpentanoic acid

Listed under CAS 59653-35-9, (2S,3S)-2-Hydroxy-3-methylpentanoic acid is a metabolite / degradant standard available from Vaqora Chemicals. The compound has the formula C6H12O3, corresponding to a molecular weight of 132.16 g/mol. Its systematic (IUPAC) name is (2R,3R)-2-hydroxy-3-methylpentanoic acid. Alternative names: D-Isoleucic acid and Isoleucic acid, (-)-.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Analytical teams use this compound to identify metabolites and degradants, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Specifications & identifiers

Chemical identifiers
Product name	(2S,3S)-2-Hydroxy-3-methylpentanoic acid
Catalogue No.	VQ-049467
CAS Number	59653-35-9
IUPAC name	(2R,3R)-2-hydroxy-3-methylpentanoic acid
Molecular formula	C₆H₁₂O₃
Molecular weight	132.16 g/mol
Exact mass	132.0786
Grade	Reference Standard
HSN code	38229090
InChIKey	RILPIWOPNGRASR-RFZPGFLSSA-N
SMILES	CC[C@@H](C)[C@H](C(=O)O)O
PubChem CID	10796774

Physical properties
Physical form	Solid
LogP (XLogP3)	0.9
H-bond donors / acceptors	2 / 3
TPSA	57.5 Å²
Synonyms	D-Isoleucic acid, Isoleucic acid, (-)-, Pentanoic acid, 2-hydroxy-3-methyl-, (2R,3R)-, 2-Hydroxy-3-methylvaleric acid, (2R,3R)-, 2-Hydroxy-3-methylpentanoic acid, (2R,3R)-, isoleucic acid, 2-hydroxy-3-methyl-pentanoic acid, Isoleucic acid, (+/-)-, Rel-(2R,3R)-2-hydroxy-3-methylpentanoic acid, 2R-hydroxy-3R-methyl-pentanoic acid, 2-Hydroxy-3-methylvalerate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of (2S,3S)-2-Hydroxy-3-methylpentanoic acid?

The CAS Registry Number of (2S,3S)-2-Hydroxy-3-methylpentanoic acid is 59653-35-9. It is also known as D-Isoleucic acid, Isoleucic acid, (-)-, Pentanoic acid, 2-hydroxy-3-methyl-, (2R,3R)-.

What is the molecular formula and molecular weight of (2S,3S)-2-Hydroxy-3-methylpentanoic acid?

(2S,3S)-2-Hydroxy-3-methylpentanoic acid has the molecular formula C6H12O3 and a molecular weight of 132.16 g/mol. Its IUPAC name is (2R,3R)-2-hydroxy-3-methylpentanoic acid.

Which grade and pack sizes of (2S,3S)-2-Hydroxy-3-methylpentanoic acid can I order?

We supply (2S,3S)-2-Hydroxy-3-methylpentanoic acid in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with (2S,3S)-2-Hydroxy-3-methylpentanoic acid?

Yes. Every lot of (2S,3S)-2-Hydroxy-3-methylpentanoic acid is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can (2S,3S)-2-Hydroxy-3-methylpentanoic acid be shipped internationally?

Yes. (2S,3S)-2-Hydroxy-3-methylpentanoic acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.