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ChemicalBook--->CAS DataBase List--->675-09-2

675-09-2

675-09-2 Structure

675-09-2 Structure
IdentificationMore
[Name]

4,6-Dimethyl-2-pyrone
[CAS]

675-09-2
[Synonyms]

4,6-DIMETHYL-2H-PYRAN-2-ONE
4,6-DIMETHYL-2-PYRONE
4,6-DIMETHYL-ALPHA-PYRONE
4,6-DIMETHYL-PYRAN-2-ONE
LEVISTAMEL
2,4-Dimethyl-alpha-pyrone
4,6-dimethyl-2h-pyran-2-on
4,6-Dimethylcoumalin
Mesitene lactone
Sorbic acid, 5-hydroxy-3-methyl-, delta-lactone
4,6-Dimethyl-2-pyrone,98+%
4,6-dimethyl-α-pyrone
4,6-Dimethyl-2-pyranone
Sorbic acid, 5-hydroxy-3-methyl-, d-lactone
[EINECS(EC#)]

211-618-7
[Molecular Formula]

C7H8O2
[MDL Number]

MFCD00075555
[Molecular Weight]

124.14
[MOL File]

675-09-2.mol
Chemical PropertiesBack Directory
[Appearance]

white to light yellow crystal powder
[Melting point ]

48-50 °C (lit.)
[Boiling point ]

170.92°C (rough estimate)
[density ]

1.0538 (rough estimate)
[refractive index ]

1.3810 (estimate)
[Fp ]

>230 °F
[form ]

Crystalline Low Melting Mass
[color ]

Yellow
[Odor]

at 10.00 % in dipropylene glycol. sweet caramel sugar green licorice balsam gourmand
[Odor Type]

caramellic
[Water Solubility ]

242.4g/L(59.7 ºC)
[LogP]

0.185 (est)
[CAS DataBase Reference]

675-09-2(CAS DataBase Reference)
[NIST Chemistry Reference]

2H-Pyran-2-one, 4,6-dimethyl-(675-09-2)
[EPA Substance Registry System]

675-09-2(EPA Substance)
Safety DataBack Directory
[Safety Statements ]

S24/25:Avoid contact with skin and eyes .
[WGK Germany ]

3
[RTECS ]

UQ0700000
[HS Code ]

29322985
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

4,6-Dimethyl-2H-pyran-2-one(675-09-2).msds
Hazard InformationBack Directory
[Chemical Properties]

white to light yellow crystal powder
[Uses]

4,6-Dimethyl-α-pyrone (Me21) has been used in the preparation of G4C{Me21} via reacting with tetra-p-sulfocalix[4]arene (C) and guanidine hydrochloride (GCl). It may be used in the preparation of host-guest complex G4C{Me21} by reacting with crystalline guanidinium-sulfonate-calixarene (G4C). This complex on UV irradiation afforded 1,3-dimethylcyclobutadiene (Me2CBD).
[General Description]

4,6-Dimethyl-α-pyrone was immobilized in a guanidinium-sulfonate-calixarene (G4C) crystalline network, which upon exposure to ultraviolet irradiation, transforms the entrapped 4,6-dimethyl-α-pyrone into a 4,6-dimethyl-β-lactone. Thin solid films layers of 4,6-dimethyl-α-pyrone on UV irradiation at -190°C were investigated.
Spectrum DetailBack Directory
[Spectrum Detail]

4,6-Dimethyl-2-pyrone(675-09-2)1HNMR
4,6-Dimethyl-2-pyrone(675-09-2)Raman
4,6-Dimethyl-2-pyrone(675-09-2)IR
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

4,6-Dimethyl-2-pyrone, 98%(675-09-2)
[Sigma Aldrich]

675-09-2(sigmaaldrich)
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