Di-tert-butyl acetylenedicarboxylate
- Product NameDi-tert-butyl acetylenedicarboxylate
- CAS66086-33-7
- CBNumberCB0205331
- MFC12H18O4
- MW226.27
- EINECS266-135-4
- MDL NumberMFCD00008808
- MOL File66086-33-7.mol
Chemical Properties
| Melting point: | 33-37 °C(lit.) |
| Boiling point: | 80-82 °C0.05 mm Hg(lit.) |
| Density | 1.0238 (rough estimate) |
| refractive index | 1.4560 (estimate) |
| Flash point: | >230 °F |
| storage temp. | 2-8°C |
| form | solid |
| Appearance | Colorless to off-white Solid |
| BRN | 1957547 |
| InChI | 1S/C12H18O4/c1-11(2,3)15-9(13)7-8-10(14)16-12(4,5)6/h1-6H3 |
| InChIKey | FBCRUXRGQFLOMC-UHFFFAOYSA-N |
| SMILES | CC(C)(C)OC(=O)C#CC(=O)OC(C)(C)C |
Safety
| Symbol(GHS) |
  GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H314-H335 |
| Precautionary statements | P260-P271-P280-P301+P330+P331-P303+P361+P353-P305+P351+P338 |
| target organs | Respiratory system |
| PPE | Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges |
| Hazard Codes | C |
| Risk Statements | 34-36/37 |
| Safety Statements | 26-27-28-36/37/39-45 |
| RIDADR | UN 3261 8/PG 3 |
| WGK Germany | 3 |
| F | 8 |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 2917190090 |
| Storage Class | 8A - Combustible corrosive hazardous materials |
| Hazard Classifications |
Eye Dam. 1 Skin Corr. 1B STOT SE 3 |