1,4-Dioxane
SIGALD/360481 - ACS reagent, ≥99.0%, contains ≤25 ppm BHT as stabilizer
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: 360481-1L.
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: 360481-500ML.
| assay | ≥99.0% |
| autoignition temp. | 356 °F |
| bp | 100-102 °C (lit.) |
| color | APHA: ≤20 |
| contains | ≤25 ppm BHT as stabilizer |
| density | 1.034 g/mL at 25 °C (lit.) |
| evapn. residue | ≤0.005% |
| expl. lim. | 22 % |
| form | liquid |
| grade | ACS reagent |
| impurities | ≤0.0016 meq/g Titr. acid |
| ≤0.005% Peroxide (as H2O2) | |
| ≤0.01% Carbonyl (as HCHO) | |
| ≤0.05% water | |
| 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 | 200  |
| refractive index | n |
| SMILES string | C1COCCO1 |
| transition temp | freezing point ≥11.0 |
| vapor density | 3 (vs air) |
| vapor pressure | 27 mmHg ( 20 °C) |
| 40 mmHg ( 25 °C) |
| Application: | 1,4-Dioxane can be used as: • A solvent in the N-methylation of amines by reductive functionalization of CO2 in the presence of NaBH4 as the reducing reagent. • An additive to synthesize 3-hydroxylisoindolin-1-on A mixture of 1,4-dioxane/ethanol/formi |
| General description: | 1,4-Dioxane is a heterocyclic organic compound that is commonly used as a solvent in several chemical reactions. It is also used as a stabilizer in chlorinated solvents. |
| Packaging: | 1, 2, 4×4 L in glass bottle |
| Packaging: | 18 L in steel drum |
| Packaging: | 500 mL in glass bottle |
| 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 | ≥99.0% |
| bp | 100-102 °C (lit.) |
| mp | 10-12 °C (lit.) |
| Density | 1.034 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352005 |