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W399809

Sigma-Aldrich

2-Methyl-1-butanol

≥99%, FG

Synonym(s):

2-methylbutan-1-ol, 2-methylbutanol, 2-methylbutyl alcohol

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About This Item

Linear Formula:
C2H5CH(CH3)CH2OH
CAS Number:
137-32-6
Molecular Weight:
88.15
FEMA Number:
3998
EC Number:
205-289-9
MDL number:
MFCD00004743
UNSPSC Code:
12164502
PubChem Substance ID:
24901964
Flavis number:
2.076
NACRES:
NA.21

biological source

synthetic

Quality Level

400

grade

FG
Fragrance grade
Halal
Kosher

agency

follows IFRA guidelines
meets purity specifications of JECFA

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 110

vapor density

3 (vs air)

assay

≥99%

autoignition temp.

725 °F

expl. lim.

10 %

refractive index

n20/D 1.410±0.002 (lit.)

bp

130 °C mmHg (lit.)

density

0.819 g/mL at 20 °C (lit.)
0.815 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

organoleptic

alcohol; whiskey; wine-like

SMILES string

CCC(C)CO

InChI

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

InChI key

QPRQEDXDYOZYLA-UHFFFAOYSA-N

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Related Categories

Application

<ul>
<li><strong>Comparative study of two indoor microbial volatile pollutants, 2-Methyl-1-butanol and 3-Methyl-1-butanol, on growth and antioxidant system of rice (Oryza sativa) seedlings.</strong>: This article evaluates the impact of 2-methyl-1-butanol and its structural isomer on the growth and stress responses of rice seedlings, offering insights into the environmental and biological effects of these compounds (Nguyen DK et al., 2024).</li>
</ul>

signalword

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_germany

WGK 1

flash_point_f

108.5 °F - closed cup

flash_point_c

42.5 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Marianthi Karali et al.
PloS one, 6(7), e22166-e22166 (2011-08-06)
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Protocols

GC Analysis of Alcohols on PAG

-Butanol; 2-Methyl-2-butanol; 2-Methyl-1-butanol; 3-Pentanol; 1-Butanol; 2-Methyl-1-propanol; 2-Pentanol, 98%; 3-Methyl-1-butanol; 1-Propanol

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