320021

3-Methyl-1-butanol

ACS reagent, ≥98.5%

• Synonym(s): Isoamyl alcohol, Isopentyl alcohol
• Linear Formula: (CH₃)₂CHCH₂CH₂OH
• CAS Number: 123-51-3
• Molecular Weight: 88.15
• Beilstein: 1718835
• EC Number: 204-633-5
• MDL number: MFCD00002934
• UNSPSC Code: 12352001
• PubChem Substance ID: 329753947
• NACRES: NA.21

Properties

• grade: ACS reagent
• vapor density: 3 (vs air)
• vapor pressure: 2 mmHg ( 20 °C)
• Assay: ≥98.5%
• form: liquid
• autoignition temp.: 644 °F
• expl. lim.: 1.2-9 %, 100 °F
• impurities: ≤0.002 meq/g Titr. acid; ≤0.1% carbonyl (as HCHO); ≤0.2% acids and esters (as amyl acetate); ≤0.5% water
• evapn. residue: ≤0.003%
• refractive index: n20/D 1.406 (lit.)
• pH: 5.6 (20 °C, 25 g/L)
• bp: 130 °C (lit.)
• mp: −117 °C (lit.)
• density: 0.809 g/mL at 25 °C (lit.)
• SMILES string: CC(C)CCO
• InChI: 1S/C5H12O/c1-5(2)3-4-6/h5-6H,3-4H2,1-2H3
• InChI key: PHTQWCKDNZKARW-UHFFFAOYSA-N

Description

General description

3-methyl-1-butanol is a clear, colorless alcohol. It is one of several isomers of amyl alcohol. It is commonly used as a solvent in various applications, such as inks, coatings, and pharmaceutical preparations.

Application

3-Methyl-1-butanol is used as a:

• Dissolution of a wide range of organic compounds and is often employed for extraction, dilution, and preparation of samples for analysis.
• Starting material or reagent in organic synthesis. It can be incorporated into various reactions to introduce the isoamyl group or alcohol functionality into target molecules.

Safety Information

• Pictograms: GHS02,GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H226,H315,H318,H332,H335
• Precautionary Statements: P210 - P233 - P280 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 110.3 °F - closed cup
• Flash Point(C): 43.5 °C - closed cup