1,4-Dioxane
SIAL/76887 - analytical standard
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
application(s) | cleaning products cosmetics environmental food and beverages personal care |
assay | ≥99.5% (GC) |
autoignition temp. | 356 °F |
bp | 100-102 °C (lit.) |
density | 1.034 g/mL at 25 °C (lit.) |
expl. lim. | 22 % |
format | neat |
grade | analytical standard |
InChI | 1S/C4H8O2/c1-2-6-4-3-5-1/ |
InChI key | RYHBNJHYFVUHQT-UHFFFAOYSA |
mp | 10-12 °C (lit.) |
Quality Level | 100 ![]() |
refractive index | n |
n |
|
shelf life | limited shelf life, expiry date on the label |
SMILES string | C1COCCO1 |
technique(s) | gas chromatography (GC): suitable |
HPLC: suitable | |
vapor density | 3 (vs air) |
vapor pressure | 27 mmHg ( 20 °C) |
40 mmHg ( 25 °C) |
Application: | 1,4-Dioxane may be used as an analytical reference standard for the quantification of the analyte in water samples using different chromatography techniques. |
Application: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
General description: | 1,4-Dioxane is an organic compound and an environmental contaminant, generally found in industrial waste streams and by-products. It is commonly used as an industrial solvent, in cosmetic products and household products such as lotions, soap, shampoos, bath foams. |
Symbol | ![]() ![]() ![]() |
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% (GC) |
bp | 100-102 °C (lit.) |
mp | 10-12 °C (lit.) |
Density | 1.034 g/mL at 25 °C (lit.) |
Refractive Index | n |
UNSPSC | 41116107 |