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PARALDEHYDE For Synthesis

2,4,6-Trimethyl-1,3,5-trioxane

COAs

Packings

500 ml (00500)

2500 ml (02500)

25 Liters (0025K)

200 Liters (0200K)

2PPB000500 2PPB002500 2PDL00A30K 2PDL00200K
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Article No. 5127D Grade For Synthesis
Purity 98% CAS No. 123-63-7
Molecular Formula C6H12O3 Molecular Weight 132.16
H.S. Code 2912.5000 Shelf Life 24 Months

Physical Properties

Physical state at 20 °C Liquid Colour Clear Colorless
Odour Aromatic odor Melting point/ Freezing point [°C] 12 °C
Auto-ignition temperature [°C] 238°C Flammability (solid, gas) Flammable
Flash point [°C] 36°C Boiling point [°C] 124°C
Vapour pressure [20°C] 25.3 mm of Hg (@ 20°C) Vapour pressure mm/Hg 25.3 mm of Hg (@ 20°C)
Vapour density 4.5 Density [g/cm3] 0.996
Solubility in water [% weight] Partially soluble in cold water Partition coefficient Log Pow octanol / water at 20°C 0.50 - 0.95
Explosion limits - upper [%] 17% Explosion limits -lower [%] 1.30%

Specifications

Appearance A clear colorless to pale yellow colored liquid Assay Min 98%
Density (d20°C/4°C) 0.992 - 0.994

Safety Information and Hazard Symbols

Flame
Symbol: GHS02
 Signal Word: Warning
 UN No.: 1264
 IMCO Class No.: 3
 Packing Group: III
 Hazardous Statement: H226
 Precaution Statement: P210-P233-P303+P361+P353
Revision Date: 27-Nov-2024

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