DX2090

p-Dioxane

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

• Synonym(s): p-Dioxane, 1,4-Dioxane, 1
• Linear Formula: -O(CH₂)₂O(CH₂)₂-
• CAS Number: 123-91-1
• MDL number: MFCD00006571
• UNSPSC Code: 12191504
• EC Index Number: 204-661-8

Properties

• agency: meets USP/NF
• Quality Level: 200
• vapor pressure: 41 hPa ( 20 °C)
• assay: ≥99% (GC)
• form: liquid
• shelf life: 60 mo. (from manufacture date)
• impurities: ≤0.0016 meq/g Titrable acid; ≤0.005% Peroxide (as H2O2); ≤0.01% Carbonyl (as HCHO); ≤0.05% Water (H2O)
• evapn. residue: ≤0.005%
• color: APHA: ≤20
• 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
• shipped in: ambient
• storage temp.: no temp limit
• InChI: 1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2
• InChI key: RYHBNJHYFVUHQT-UHFFFAOYSA-N

Description

Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Expiration dateExp 60 months from mfg dateAssay (GC)99.0% minBHT stabilizer presentConformsCarbonyl (as HCHO)0.01% maxColor (APHA)20 maxEvaporation residue0.005% maxFreezing point11.0°C minIdentity (IR-spectrum)ConformsPeroxide (as H2O2)0.005% maxTitrable acid0.0016meq/g maxWater (H2O)0.05% max

Safety Information

• pictograms: GHS02,GHS08,GHS07
• signalword: Danger
• hcodes: H225,H319,H335,H350
• pcodes: 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
• supp_hazards: EUH019,EUH066
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 51.8 °F - closed cup
• flash_point_c: 11 °C - closed cup