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Merck
CN

D3512

3,4-Dihydro-2H-pyran

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About This Item

Empirical Formula (Hill Notation):
C5H8O
CAS Number:
Molecular Weight:
84.12
EC Number:
203-810-4
UNSPSC Code:
12352000
MDL number:
Beilstein/REAXYS Number:
103493
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vapor density

2.9 (vs air)

refractive index

n20/D 1.440 (lit.)

bp

86 °C (lit.)

mp

−70 °C (lit.)

density

0.922 g/mL at 25 °C (lit.)

SMILES string

C1COC=CC1

InChI

1S/C5H8O/c1-2-4-6-5-3-1/h2,4H,1,3,5H2

InChI key

BUDQDWGNQVEFAC-UHFFFAOYSA-N

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pictograms

FlameExclamation mark

signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1B

supp_hazards

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

5.0 °F - closed cup

flash_point_c

-15 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

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