1,4-Dioxane
SIGALD/34857 - suitable for HPLC, ≥99.5%
Synonym: Diethylene oxide; Dioxane
CAS Number: 123-91-1
Empirical Formula (Hill Notation): C4H8O2
Molecular Weight: 88.11
EC Number: 204-661-8
MDL Number: MFCD00006571
Linear Formula: C4H8O2
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 34857-100ML.
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 34857-500ML.
| application(s) | food and beverages |
| assay | ≥99.5% |
| autoignition temp. | 356 °F |
| bp | 100-102 °C (lit.) |
| density | 1.034 g/mL at 25 °C (lit.) |
| expl. lim. | 22 % |
| form | liquid |
| impurities | ≤0.001% non-volatile matter |
| ≤0.002% free acid (as CH3COOH) | |
| ≤0.01% peroxides (as H2O2) | |
| ≤0.05% water (Karl Fischer) | |
| InChI | 1S/C4H8O2/c1-2-6-4-3-5-1/ |
| InChI key | RYHBNJHYFVUHQT-UHFFFAOYSA |
| mp | 10-12 °C (lit.) |
| pH | 6.0-8 (20 °C, 500 g/L) |
| Quality Level | 100  |
| refractive index | n |
| SMILES string | C1COCCO1 |
| technique(s) | HPLC: suitable |
| transmittance | 220 nm, ≥20% |
| 270 nm, ≥80% | |
| 300 nm, ≥98% | |
| UV absorption | λ: 220 nm Amax: ≤0.70 |
| λ: 235 nm Amax: ≤0.50 | |
| λ: 250 nm Amax: ≤0.20 | |
| λ: 270 nm Amax: ≤0.10 | |
| λ: 295-400 nm Amax: ≤0.01 | |
| vapor density | 3 (vs air) |
| vapor pressure | 27 mmHg ( 20 °C) |
| 40 mmHg ( 25 °C) |
| Application: | 1,4-Dioxane may be employed as a solvent in the synthesis of N-(4-(prop-2-ynyloxy)pheny |
| Application: | High-purity, multipurpose solvent, tested for suitability in: • HPLC • Spectrophotometry • Residual testing • LC-MS applications. Reported as a solvent in: • HPLC-MS study of fat-soluble vitamins (FSVs) • GC-MS analysis of phthalates in workplace air |
| Application: | Suitable for HPLC, spectrophotometry, environmental testing |
| General description: | 1,4-Dioxane is widely used as a solvent for various organic compounds in industry. It is a non-biodegradable contaminant found in industrial effluents. Its oxidative degradation by using oxygen and ozone has been useful in converting it into biodegradable products, which can be easily removed by conventional methods. |
| Packaging: | 1, 6×1, 2 L in glass bottle |
| Packaging: | 100, 500 mL in glass bottle |
| Recommended products: | Discover LiChropur reagents ideal for HPLC or LC-MS analysis |
| Symbol |    GHS02,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H225 - H319 - H335 - H351 |
| Precautionary statements | P202 - P210 - P233 - P240 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-19-36/37-40-66 |
| Safety Statements | 9-16-36/37-46 |
| RIDADR | UN1165 - class 3 - PG 2 - Dioxane |
| WGK Germany | WGK 2 |
| Flash Point(F) | 51.8 °F - closed cup |
| Flash Point(C) | 11 °C - closed cup |
| Supplemental Hazard Statements | EUH019 - EUH066 |
| Purity | ≥99.5% |
| bp | 100-102 °C (lit.) |
| mp | 10-12 °C (lit.) |
| Density | 1.034 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 41116105 |