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3, 4-DIHYDRO-2H-PYRAN For Synthesis

COAs

Packings

100 ml (00100)

500 ml (00500)

2500 ml (02500)

2500 ml (02500)

2GBA000250 2GBA000500 2GBAG02500 2GBAH02500
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Article No. 03341 Grade For Synthesis
Purity 98% CAS No. 110-87-2
Molecular Formula C5H8O Molecular Weight 84.12
H.S. Code 2932.9990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Liquid Colour Colorless
Melting point/ Freezing point [°C] -70 Flash point [°C] -16
Initial boiling point [°C] 86 Vapour density 2.90
Relative density, gas (air=1) 0,922 g/mL Explosion limits - upper [%] 13.8 %(V)
Explosion limits -lower [%] 1.1 %(V)

Specifications

Appearance Colorless to yellow color liquid Colour scale Max 100 APHA
Purity (by GC) Min 98.0% Identity (IR) Conforms
Density (at 20°C) 0.926-0.929 Water (by KF) Max 0.5%

Safety Information and Hazard Symbols

Flame Exclamation Mark
Symbol: GHS02, GHS07
 Signal Word: Danger
 UN No.: 2376
 IMCO Class No.: 3
 Packing Group: II
 Hazardous Statement: H225-H315-H319-H335
 Precaution Statement: P210-P261-P305 + P351 + P338
 Risk Statement: 11-36/37/38
 Safety Statement: 16-26-36
Revision Date: 27-Apr-2021

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