255270

Sigma-Aldrich

o-Cymene

98%

Synonym(s):
1-Isopropyl-2-methylbenzene, 2-Isopropyltoluene
Linear Formula:
CH3C6H4CH(CH3)2
CAS Number:
Molecular Weight:
134.22
Beilstein/REAXYS Number:
1850838
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

vapor pressure

3.6 mmHg ( 37.7 °C)

assay

98%

refractive index

n20/D 1.499 (lit.)

bp

178 °C (lit.)

mp

−72-−71 °C (lit.)

solubility

organic solvents: miscible(lit.)
water: insoluble(lit.)

density

0.877 g/mL at 25 °C (lit.)

SMILES string

CC(C)c1ccccc1C

InChI

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

InChI key

WWRCMNKATXZARA-UHFFFAOYSA-N

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General description

Intact and direct dealkylating nitration of o-cymene with nitronium tetronium tetrafluoroborate has been reported. The kinetics of isomerization of cymene has been studied.

Packaging

100, 500 mg in ampule

Pictograms

Flame

Signal Word

Warning

Hazard Statements

Precautionary Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN 2046 3 / PGIII

WGK Germany

WGK 2

Flash Point(F)

122.0 °F - closed cup

Flash Point(C)

50 °C - closed cup

Certificate of Analysis

Certificate of Origin

Alexandros Patsilinakos et al.
Molecules (Basel, Switzerland), 24(5) (2019-03-06)
Biofilm resistance to antimicrobials is a complex phenomenon, driven not only by genetic mutation induced resistance, but also by means of increased microbial cell density that supports horizontal gene transfer across cells. The prevention of biofilm formation and the treatment...
Huijuan Zhang et al.
Food chemistry, 289, 340-350 (2019-04-09)
Dried tangerine peel (DTP) is an excellent plant resource that has been used as ingredients for both food and traditional Chinese medicine. In this study, the efficiency of four different dietary preparation methods (i.e. soaking, boiling, steaming, and ethanol extraction)...
Peter K Njuguna et al.
Journal of agricultural and food chemistry, 66(32), 8504-8513 (2018-07-26)
The main hosts of the melon fly Zeugodacus cucurbitate are cultivated and wild cucurbitaceous plants. In eastern Africa, the melon fly is a major pest of the Solanaceae plant Solanum lycopersicum (tomato). We hypothesized that shared species-specific volatiles may play...
Kinetics of Three-compound Equilibrations. I. The Isomerization of Cymene1.
Allen RH, et al.
Journal of the American Chemical Society, 81(1), 42-46 (1959)
Aromatic Substitution. XX. Intact and Dealkylating Nitration of Propylated and Butylated Alkylbenzenes with Nitronium Tetronium Tetrafluoroborate.
Olah GA and Kuhn SJ.
Journal of the American Chemical Society, 86(6), 1067-1070 (1964)

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