(S)-(+)-2-Hydroxy-3-methylbutanoic acid, 99+%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10388860	Thermo Scientific Acros 269900010	1 g	Glass bottle
10464565	Thermo Scientific Acros 269900050	5 g	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 17407-55-5
• Molecular Weight (g/mol): 117.13
• InChI Key: NGEWQZIDQIYUNV-BYPYZUCNSA-M
• PubChem CID: 853180
• IUPAC Name: (2S)-2-hydroxy-3-methylbutanoic acid

• Molecular Formula: C5H9O3
• MDL Number: MFCD00066443
• Synonym: s-+-2-hydroxy-3-methylbutyric acid, s-2-hydroxy-3-methylbutanoic acid, l-alpha-hydroxyisovaleric acid, s-2-hydroxy-3-methylbutyric acid, 2s-2-hydroxy-3-methylbutanoic acid, unii-rub6h7st9k, s-2-hydroxyisovaleric acid, s-+-2-hydroxy-3-methylbutanoic acid, butanoic acid, 2-hydroxy-3-methyl-, 2s, rub6h7st9k
• ChEBI: CHEBI:60631
• SMILES: CC(C)[C@H](O)C([O-])=O

Specifications

• CAS: 17407-55-5
• CAS Max %: 100.0
• Color: White
• Assay Percent Range: 99% min. (GC)
• Linear Formula: CH₃CH(CH₃)CH(OH)COOH
• Specific Rotation Condition: +18° (20°C c=1,CHCl₃)
• Synonym: s-+-2-hydroxy-3-methylbutyric acid, s-2-hydroxy-3-methylbutanoic acid, l-alpha-hydroxyisovaleric acid, s-2-hydroxy-3-methylbutyric acid, 2s-2-hydroxy-3-methylbutanoic acid, unii-rub6h7st9k, s-2-hydroxyisovaleric acid, s-+-2-hydroxy-3-methylbutanoic acid, butanoic acid, 2-hydroxy-3-methyl-, 2s, rub6h7st9k
• SMILES: CC(C)[C@H](O)C([O-])=O
• Molecular Weight (g/mol): 117.13
• ChEBI: CHEBI:60631
• Percent Purity: 99+%
• Chemical Name or Material: (S)-(+)-2-Hydroxy-3-methylbutanoic acid

• CAS Min %: 99.0
• Melting Point: 65.0°C to 68.0°C
• Infrared Spectrum: Authentic
• Molecular Formula: C5H9O3
• MDL Number: MFCD00066443
• Specific Rotation: + 18.00
• InChI Key: NGEWQZIDQIYUNV-BYPYZUCNSA-M
• IUPAC Name: (2S)-2-hydroxy-3-methylbutanoic acid
• PubChem CID: 853180
• Formula Weight: 118.13
• Physical Form: Powder

Safety and Handling

GHS H Statement:
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Warning

Product Identifier

• (S)-(+)-2-Hydroxy-3-methylbutanoic acid

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.
• H315-Causes skin irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only