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CAS RN: 280-57-9 | Product Number: D0134
1,4-Diazabicyclo[2.2.2]octane
![Chemical Structure of 1,4-Diazabicyclo[2.2.2]octane](/medias/D0134.jpg?context=bWFzdGVyfHJvb3R8NTA1NTV8aW1hZ2UvanBlZ3xhRGN6TDJnM1lTODRPVEl3T0RjM016QXhOemt3TDBRd01UTTBMbXB3Wnd8MmNhYTNlNDg3MGEwYzExZTFjMjAyMDYwNmZmMzQyZTcwYjgwYTEyM2JiMDVkY2NiZDgyNjMzMWI4MDQzODQ5MA "1,4-Diazabicyclo[2.2.2]octane")
![Thumbnail of 1,4-Diazabicyclo[2.2.2]octane](/medias/D0134.jpg?context=bWFzdGVyfHJvb3R8MTYyMDV8aW1hZ2UvanBlZ3xhREJoTDJnMVpDODRPVE0wTWprek9ETXhOekV3TDBRd01UTTBMbXB3Wnd8NTg5ZGY2OThhNzJhY2JiZTA3MzNlNDQ0NDRhNmVhYzQyMDgyOGZjM2E5MTkxNTIwYTJiZjE5YTU4NmQ3OWU2OA)
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![1,4-Diazabicyclo[2.2.2]octane](/_ui/responsive/theme-tci/images/missing_product_zoom.webp "1,4-Diazabicyclo[2.2.2]octane")
Purity: >98.0%(GC)(T)
Synonyms:
- DABCO
- Triethylenediamine
Product Documents:
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| Product Number | D0134 |
Purity / Analysis Method 
|
>98.0%(GC)(T) |
| Molecular Formula / Molecular Weight | C__6H__1__2N__2 = 112.18 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Hygroscopic |
| CAS RN | 280-57-9 |
| Reaxys Registry Number | 103618 |
| PubChem Substance ID | 87566869 |
| SDBS (AIST Spectral DB) | 1327 |
| Merck Index (14) | 9669 |
| MDL Number | MFCD00006689 |
Specifications
| Appearance | White to Light yellow powder to crystal |
| Purity(GC) | min. 98.0 % |
| Purity(Neutralization titration) | min. 98.0 % |
| Melting point | 155.0 to 161.0 °C |
| Solubility in Water | almost transparency |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 155 °C |
| Boiling Point | 174 °C |
| Flash point | 62 °C |
| Solubility in water | Soluble |
| Degree of solubility in water | 450 g/l 25 °C |
| Solubility (soluble in) | Acetone, Ethanol, Benzene |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H302 : Harmful if swallowed. H315 : Causes skin irritation. H318 : Causes serious eye damage. H412 : Harmful to aquatic life with long lasting effects. H228 : Flammable solid. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P273 : Avoid release to the environment. P270 : Do not eat, drink or smoke when using this product. P240 : Ground and bond container and receiving equipment. P210 : Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P241 : Use explosion-proof electrical/ ventilating/ lighting/ equipment. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth. P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor. |
Related Laws:
| RTECS# | HM0354200 |
Transport Information:
| UN Number | UN1325 |
| Class | 4.1 |
| Packing Group | II |
| H.S.code* | 2933.59-000 |
Application
Acetylation of Alcohols using Acetylating Reagents and Base Catalysts
References
- 1)DABCO: An Efficient Promoter for the Acetylation of Carbohydrates and Other Substances under Solvent-free Conditions
- 2)Protection for the Hydroxyl Group, Including 1,2- and 1,3-Diols
- P. G. M. Wuts, in Greene’s Protective Groups in Organic Synthesis, 5th ed., ed. by P. G. M. Wuts, John Wiley & Sons, Inc., Hoboken, New Jersey, 2014, Chap. 2, 17.
Application
Synthesis of trans-2,3-Diaryl Epoxides
Reference
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