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Merck
CN

320021

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
UNSPSC Code:
12352001
NACRES:
NA.21
PubChem Substance ID:
329753947
EC Number:
204-633-5
Beilstein/REAXYS Number:
1718835
MDL number:
MFCD00002934
Grade:
ACS reagent
Assay:
≥98.5%
Bp:
130 °C (lit.)
Vapor pressure:
2 mmHg ( 20 °C)

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Product Name

3-Methyl-1-butanol, ACS reagent, ≥98.5%

InChI

1S/C5H12O/c1-5(2)3-4-6/h5-6H,3-4H2,1-2H3

InChI key

PHTQWCKDNZKARW-UHFFFAOYSA-N

SMILES string

CC(C)CCO

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

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.)

Quality Level

200

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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.

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.

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Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

110.3 °F - closed cup

flash_point_c

43.5 °C - closed cup

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
SHBR1815
SHBN9295
SHBN1398
SHBL1186
SHBG7538V

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Journal of AOAC International
Kim HM, et al.
Journal of AOAC (Association of Official Analytical Chemists) International, 100(5), 1492-1499 (2017)
Pentanol isomer synthesis in engineered microorganisms
Cann AF,et al.
Applied Microbiology and Biotechnology, 85, 893-899 (2010)
Mary J Dunlop et al.
Molecular systems biology, 7, 487-487 (2011-05-11)
Many compounds being considered as candidates for advanced biofuels are toxic to microorganisms. This introduces an undesirable trade-off when engineering metabolic pathways for biofuel production because the engineered microbes must balance production against survival. Cellular export systems, such as efflux
Niels O Verhulst et al.
Malaria journal, 10, 28-28 (2011-02-10)
Anopheles gambiae sensu stricto is considered to be highly anthropophilic and volatiles of human origin provide essential cues during its host-seeking behaviour. A synthetic blend of three human-derived volatiles, ammonia, lactic acid and tetradecanoic acid, attracts A. gambiae. In addition
Jane Melville et al.
PloS one, 9(7), e101847-e101847 (2014-07-31)
Molecular phylogenetics is increasingly highlighting the prevalence of cryptic species, where morphologically similar organisms have long independent evolutionary histories. When such cryptic species are known to be declining in numbers and are at risk of extinction due to a range
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