1,3-Dioxane
ALDRICH/283061 - 97%
Synonym: Formaldehyde trimethylene acetal
CAS Number: 505-22-6
Empirical Formula (Hill Notation): C4H8O2
Molecular Weight: 88.11
EC Number: 208-005-1
MDL Number: MFCD00006566
Linear Formula: C4H8O2
Product Type: Chemical
| assay | 97% |
| bp | 105-106 °C (lit.) |
| density | 1.032 g/mL at 25 °C (lit.) |
| form | liquid |
| functional group | ether |
| impurities | <3% 1,3,5-trioxane |
| InChI | 1S/C4H8O2/c1-2-5-4-6-3-1/ |
| InChI key | VDFVNEFVBPFDSB-UHFFFAOYSA |
| mp | −45 °C (lit.) |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | C1COCOC1 |
| Application: | 1,3-Dioxane has been employed as solvent in the synthesis of 8- and 9-membered dioxazocines and dioxazonines. |
| General description: | The reactivity of molybdenum pentachloride with1,3-dioxane has been investigated at room temperature in a non-coordinating solvent (dichloromethane). |
| Packaging: | 5 g in glass bottle |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H302 + H312 + H332 |
| Precautionary statements | P210 - P280 - P301 + P312 + P330 - P302 + P352 + P312 - P304 + P340 + P312 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-20/21/22 |
| Safety Statements | 16 |
| RIDADR | UN1165 - class 3 - PG 2 - Dioxane |
| WGK Germany | WGK 3 |
| Flash Point(F) | 41.0 °F - closed cup |
| Flash Point(C) | 5 °C - closed cup |
| Purity | 97% |
| bp | 105-106 °C (lit.) |
| mp | −45 °C (lit.) |
| Density | 1.032 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |



