21658-70-8
| Name | 4,4-DIFLUORO-1,3,5,7-TETRAMETHYL-4-BORA-3A,4A-DIAZA-S-INDACENE |
| CAS | 21658-70-8 |
| Molecular Formula | C13H15BF2N2 |
| MDL Number | MFCD00467374 |
| Molecular Weight | 248.08 |
| MOL File | 21658-70-8.mol |
Chemical Properties
| Melting point | 210-214°C |
| storage temp. | Store at -20°C |
| solubility | DMF: 25 mg/mL; DMF:PBS (pH 7.2) (1:2): 0.3 mg/mL; DMSO: 1.7 mg/mL |
| form | A crystalline solid |
| color | Brown to red |
| Appearance | Dark solid |
| ex/em | 504/516 nm (ethanol/PBS solution) |
| ε(extinction coefficient) | 95000 L⋅mol−1⋅cm−1 |
| InChI | InChI=1S/C13H15BF2N2/c1-8-5-10(3)17-12(8)7-13-9(2)6-11(4)18(13)14(17,15)16/h5-7H,1-4H3 |
| InChIKey | TWYZTUZOEQTCOO-UHFFFAOYSA-N |
| SMILES | [B-]1(F)(F)[N+]2C(=CC3=C(C=C(C)N13)C)C(=CC=2C)C |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| WGK Germany | 3 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |