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320021

Sigma-Aldrich

3-Methyl-1-butanol

ACS reagent, ≥98.5%

Synonym(s):

Isoamyl alcohol, Isopentyl alcohol

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About This Item

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
grade:
ACS reagent
bp:
130 °C (lit.)
vapor pressure:
2 mmHg ( 20 °C)

grade

ACS reagent

Quality Level

200

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

dilution

(for analytical testing)

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

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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.
Our premium ACS solvents are ideal for routine chemical synthesis, drying, purification, and critical labware cleaning. They meet or exceed the rigorous standards of the American Chemical Society (ACS), ensuring high-quality results for your research needs.

Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications.

Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication.

Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory.

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.

Signal Word

Danger

Hazard Statements

H226,H315,H318,H332,H335

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

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Certificates of Analysis (COA)

Lot/Batch Number
SHBR1815
SHBN9295
SHBN1398
SHBL1186
SHBG7538V

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