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Tetrahydro-4H-pyran-4-one cas no:29943-42-8

Synonyms: 2H-3,5,6-Trihydropyran-4-one;Tetrahydro-2H-pyran-4-one;4-THP;4-Oxotetrahydropyran;Tetrahydro-pyran-4-one;

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Identification
Chemical Properties
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Safety Data

Identification

NameTetrahydro-4H-pyran-4-one
CAS29943-42-8
Synonyms2H-3,5,6-Trihydropyran-4-one;Tetrahydro-2H-pyran-4-one;4-THP;4-Oxotetrahydropyran;Tetrahydro-pyran-4-one;
EINECS(EC#)249-967-2
Molecular FormulaC₅H₈O₂
Molecular Weight100.12

Chemical Properties

AppearanceClear, colorless liquid.
refractive index1.451-1.453
storage tempKeep Cold

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass3.2

Safety Data

Hazard Xi,F
Risk R10
Safety

Hazard Codes of Tetrahydro-4H-pyran-4-one (CAS NO.29943-42-8):? Irritant Xi,F
Risk Statements: 10-36/37/38?
R10: Flammable.?
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36-26?
S24/25: Avoid contact with skin and eyes.?
S36: Wear suitable protective clothing.?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RIDADR: UN 1224 3/PG 3
WGK Germany: 3
F: 10
Hazard Note: Keep Cold/Flammable/Irritant
HazardClass: 3.2
PackingGroup: III
HS Code: 29329995?

HS Code 29329995

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