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3,4-Dihydro-2H-Pyran;DHP;Dihydropyran

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Formula: C5H8O
CAS: 110-87-2

Identification

Structural Formula
3,4-Dihydro-2H-Pyran;DHP;Dihydropyran
CAS:
110-87-2
EINECS:
203-810-4
Molecular Formula:
C5H8O
MDL:
MFCD00006558
Synonym:
δ2-dihydropyran ; pyran,dihydro- ; 3,4-dihydropyran ; 2h-3,4-dihydropyran ; dhp ; dihydropyran ; dihydropyran/dhp ; pyran, dihydro- ; dihydropyrane ; dihydro-2h-pyran




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Properties for 3,4-Dihydro-2H-Pyran;DHP;Dihydropyran

Molecular Weight:
84.12 g·mol−1
Density:
0.922 g/mL at 25 °C(lit.)
Melting point:
-70 °C(lit.)
Boiling point:
86 °C(lit.)
Flash point:
4 ºF
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Hazard Statements

GHS02

GHS02
Flammable
  • Flammable gases, category 1
  • Flammable aerosols, categories 1, 2
  • Flammable liquids, categories 1, 2, 3
  • Flammable solids, categories 1, 2
  • Self-reactive substances and mixtures, types B, C, D, E, F
  • Pyrophoric liquids, category 1
  • Pyrophoric solids, category 1
  • Combustible solids, category 3
  • Combustible liquids, category 3
  • Self-heating substances and mixtures, categories 1, 2
  • Substances and mixtures, which in contact with water, emit flammable gases, categories 1, 2, 3
  • Organic peroxides, types B, C, D, E, F
GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
  • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R11 - Highly flammable
R19 - May form explosive peroxides
R36/37/38 - Irritating to eyes, respiratory system and skin
R36/38 - Irritating to eyes and skin
Safety Codes:
S16 - Keep away from sources of ignition - No smoking
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S33 - Take precautionary measures against static discharges
S36 - Wear suitable protective clothing
S37/39 - Wear suitable gloves and eye/face protection
S7/9 - Keep container tightly closed and in a well-ventilated place
Hazard Symbols:
F, Xi
Hazard symbol F Hazard symbol Xi
x

Alternative Distributors of [3,4-Dihydro-2H-Pyran;DHP;Dihydropyran]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Sino-Biochemical Laboratory

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Mol File:
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MSDS:
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