(R)-2-Methylbutyric Acid

Size

£326.00

SKU:: 016637
Molecular Weight:: 102.13
Purity:: ≥97%
Storage Conditions:: 4°C
Supplier:: United States Biological
CAS Number:: 32231-50-8
Format:: Clear Colorless to Light Brown Oil
Extra Details:: (R)-2-Methylbutyric Acid is a metabolite of Ethyl (E)-2-methyl-2-butenoate (Ethyl tiglate), an important aroma compound in apples and serves as an indicator for genuineness of apple products due to its high optical purity of greater than 98% enantiomeric excess. Synonyms: (2R)-2-Methylbutanoic Acid; (-)-2-Methylbutanoic Acid; (R)-(-)-2-Methylbutanoic Acid CAS No: 32231-50-8 Molecular Formula: C₅H₁₀O₂ Molecular Weight: 102.13 Appearance: Clear Colorless to Light Brown Oil Purity: ≥97% Solubility: Chloroform, Methanol Method for Determining Identity: Proton NMR (CDCl3) Spectroscopic and Mass Spectrometric Analysis TLC Conditions: SiO2; Dichloromethane: Methanol=9:1; Visualized with KMnO4; Single Spot, Rf=0.50 Elemental Analysis: As Reported Specific Rotation: -17.8° (c=1, chloroform) Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at 4°C. Stable for 6 months after receipt.. For maximum recovery of product, centrifuge the original vial prior to removing the cap.