1.03110

1.4-Dioxane

dried SeccoSolv^™

• Synonym(s): 1.4-Dioxane, Glycolethylether, 1,4-Diethylene dioxide, 1,4-Dioxacyclohexane
• Empirical Formula (Hill Notation): C₄H₈O₂
• CAS Number: 123-91-1
• Molecular Weight: 88.11
• MDL number: MFCD00006571
• UNSPSC Code: 12191504
• EC Index Number: 204-661-8

Properties

• vapor pressure: 41 hPa ( 20 °C)
• Assay: ≥99.9% (GC)
• form: liquid
• autoignition temp.: 300 °C
• potency: 5200 mg/kg LD₅₀, oral (Rat); 7600 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.7-25.2 % (v/v)
• technique(s): DNA amplification: suitable; titration: suitable
• impurities: ≤0.0002 meq/g Alkalinity; ≤0.0005 meq/g Acidity; ≤0.005% Water; ≤0.0050% Peroxide (as H₂O₂)
• evapn. residue: ≤10 mg/L
• color: APHA: ≤10
• pH: 6-8 (20 °C, 500 g/L in H₂O)
• bp: 101.5 °C/1013 hPa
• mp: 12 °C
• transition temp: flash point 11 °C
• density: 1.03 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2
• InChI key: RYHBNJHYFVUHQT-UHFFFAOYSA-N

Description

Analysis Note

Purity (GC): ≥ 99.9 %
Identity (IR): conforms
Colour: ≤ 10 Hazen
Acidity: ≤ 0.0005 meq/g
Alkalinity: ≤ 0.0002 meq/g
Peroxide (as H₂O₂): ≤ 0.0050 %
Evaporation residue: ≤ 10 mg/l
Water: ≤ 0.005 %
The product is stabilised with about 2,5ppm 2,6-Di-tert-butyl-4-methylphenol (BHT).

Legal Information

SECCOSOLV is a trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: GHS02,GHS08,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H319,H335,H350
• Precautionary Statements: P202 - P210 - P233 - P240 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• Target Organs: Respiratory system
• Supplementary Hazards: EUH019,EUH066
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 51.8 °F - closed cup
• Flash Point(C): 11 °C - closed cup