C121452

Sigma-Aldrich

p-Cymene

99%

Synonym(s):
4-Isopropyltoluene, 1-Isopropyl-4-methylbenzene
Linear Formula:
CH3C6H4CH(CH3)2
CAS Number:
Molecular Weight:
134.22
Beilstein/REAXYS Number:
1903377
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

vapor density

4.62 (vs air)

vapor pressure

1.5 mmHg ( 20 °C)
3.7 mmHg ( 37.7 °C)

assay

99%

autoignition temp.

817 °F

expl. lim.

5.6 %

refractive index

n20/D 1.490 (lit.)

bp

176-178 °C (lit.)

density

0.86 g/mL at 25 °C (lit.)

SMILES string

CC(C)c1ccc(C)cc1

InChI

1S/C10H14/c1-8(2)10-6-4-9(3)5-7-10/h4-8H,1-3H3

InChI key

HFPZCAJZSCWRBC-UHFFFAOYSA-N

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Application

p-Cymene is an alkyl aromatic hydrocarbon mainly used to study oxidation reactions under various conditions to synthesize highly valuable intermediates and building-blocks such as cymene hydroperoxide, 4-methyl acetophenone, 4-isopropyl benzyl alcohol, 4-isopropyl benzaldehyde and 4-isopropyl benzoic acid etc.

Packaging

1, 4 L in glass bottle
25 mL in glass bottle

Signal Word

Danger

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN 2046 3 / PGIII

WGK Germany

WGK 2

Flash Point(F)

125.6 °F - closed cup

Flash Point(C)

52 °C - closed cup

Certificate of Analysis

Certificate of Origin

Liquid-phase oxidation of p-cymene: Nature of intermediate hydroperoxides and relative activity of the alkyl groups
Serif, George Samuel and Hunt, CF and Bourns, AN
Canadian Journal of Chemistry, 31(12), 1229-1238 (1953)
null
Nanosized ruthenium particles decorated carbon nanofibers as active catalysts for the oxidation of p-cymene by molecular oxygen
Makgwane, Peter R and Ray, Suprakas Sinha
J. Mol. Catal. A: Chem., 373, 1-11 (2013)
Electron-transfer processes: oxidation of naphthalene and p-cymene by peroxydisulfate
Giordano, Claudio and Belli, Aldo and Citterio, Attilio and Minisci, Francesco
The Journal of Organic Chemistry, 44(13), 2314-2315 (1979)
Wei Zhou et al.
Journal of agricultural and food chemistry, 67(30), 8382-8392 (2019-07-05)
Staphylococcus aureus is a common pathogen that can cause life-threatening infections. Treatment of antibiotic-resistant S. aureus infection needs effective antibacterial agents. Thymol, a generally recognized safe natural compound, has potential as an alternative to treat S. aureus infections. However, the...

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