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4454-05-1

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4454-05-1 Structure

4454-05-1 Structure
IdentificationMore
[Name]

3,4-DIHYDRO-2-METHOXY-2H-PYRAN
[CAS]

4454-05-1
[Synonyms]

2-METHOXY-2,3-DIHYDRO-4H-PYRAN
2-METHOXY-3,4-DIHYDRO-2H-PYRAN
3,4-DIHYDRO-2-METHOXY-2H-PYRAN
2,3-Dihydro-2-methoxy-4H-pyran
3,4-dihydro-2-methoxy-2h-pyra
Dihydromethoxypyran
2-Methoxy-2,3-dihydro-(4H)-pyrane
3,4-DIHYDRO-2-METHOXY-2H-PYRAN, 99+%
[EINECS(EC#)]

224-698-3
[Molecular Formula]

C6H10O2
[MDL Number]

MFCD00006560
[Molecular Weight]

114.14
[MOL File]

4454-05-1.mol
Chemical PropertiesBack Directory
[Appearance]

CLEAR COLOURLESS TO YELLOW LIQUID
[Boiling point ]

126 °C
[density ]

1.006 g/mL at 25 °C(lit.)
[refractive index ]

1.441-1.443
[Fp ]

16 °C
[storage temp. ]

Flammables area
[solubility ]

soluble in Methanol
[form ]

Liquid
[color ]

Clear colorless to yellow
[BRN ]

107274
[Henry's Law Constant]

9.7×10-2 mol/(m3Pa) at 25℃, Ebert et al. (2023)
[CAS DataBase Reference]

4454-05-1(CAS DataBase Reference)
[EPA Substance Registry System]

2H-Pyran, 3,4-dihydro-2-methoxy- (4454-05-1)
Safety DataBack Directory
[Hazard Codes ]

Xn-F,Xn
[Risk Statements ]

R22:Harmful if swallowed.
R11:Highly Flammable.
R36:Irritating to the eyes.
R20:Harmful by inhalation.
R10:Flammable.
[Safety Statements ]

S9:Keep container in a well-ventilated place .
S33:Take precautionary measures against static discharges .
S16:Keep away from sources of ignition-No smoking .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
[RIDADR ]

1993
[RTECS ]

UP7900000
[TSCA ]

Yes
[REACH Registrations]

Active
[HazardClass ]

3
[PackingGroup ]

II
[HS Code ]

29329900
[Toxicity]

rabbit,LD50,skin,4920mg/kg (4920mg/kg),LUNGS, THORAX, OR RESPIRATION: DYSPNEALUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHISKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE",Veterinary and Human Toxicology. Vol. 30, Pg. 545, 1988.
Hazard InformationBack Directory
[Chemical Properties]

CLEAR COLOURLESS TO YELLOW LIQUID
Spectrum DetailBack Directory
[Spectrum Detail]

3,4-DIHYDRO-2-METHOXY-2H-PYRAN(4454-05-1)MS
3,4-DIHYDRO-2-METHOXY-2H-PYRAN(4454-05-1)1HNMR
3,4-DIHYDRO-2-METHOXY-2H-PYRAN(4454-05-1)13CNMR
3,4-DIHYDRO-2-METHOXY-2H-PYRAN(4454-05-1)IR1
3,4-DIHYDRO-2-METHOXY-2H-PYRAN(4454-05-1)IR2
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

3,4-Dihydro-2-methoxy-2H-pyran, 99+%(4454-05-1)
[Alfa Aesar]

3,4-Dihydro-2-methoxy-2H-pyran, 99%(4454-05-1)
[Sigma Aldrich]

4454-05-1(sigmaaldrich)
[TCI AMERICA]

3,4-Dihydro-2-methoxy-2H-pyran,>97.0%(GC)(4454-05-1)
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