Sodium cyclopentadienylide
ALDRICH/304026 - 2.4 M in THF
Synonym: Cyclopentadienylsodium solution
CAS Number: 4984-82-1
Empirical Formula (Hill Notation): C5H5Na
Molecular Weight: 88.08
MDL Number: MFCD00012161
Linear Formula: C5H5Na
Product Type: Chemical
| concentration | 2.4 M in THF |
| density | 0.938 g/mL at 25 °C |
| form | liquid |
| InChI | 1S/C5H5.Na/c1-2-4-5-3-1;/ |
| InChI key | PDTZVKVFAJGNRV-UHFFFAOYSA |
| Quality Level | 100 ![]() |
| reaction suitability | reagent type: ligand |
| SMILES string | [Na]C1C=CC=C1 |
| Application: | It can also be used in the synthesis of: • Ruthenocene and fullerene molecular hybrid, Ru(η5- C60Me5)( η5-C5H5) (bucky ruthenocene). • Allyl-substituted cyclopentadiene by palladium-catalyzed allylic alkylation. • Bis(cyclopentadienyl)zi • Cp-cobaltacycles from diphenylphosphinoalkynes and CoCl(PPh3)3. |
| Application: | Sodium cyclopentadienylide is a useful reagent for the preparation of metallocenes and cyclopentadienyl metal complexes. |
| Packaging: | 100, 800 mL in Sure/Seal™ |
| Symbol | ![]() ![]() ![]() GHS02,GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H225 - H260 - H314 - H335 - H336 - H351 |
| Precautionary statements | P210 - P231 + P232 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | F,C |
| Risk Statements | 11-14/15-19-34-37-40 |
| Safety Statements | 16-26-36/37/39-43-45 |
| RIDADR | UN 1993BF 3 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 1.4 °F - closed cup |
| Flash Point(C) | -17 °C - closed cup |
| Supplemental Hazard Statements | EUH018 - EUH019 |
| Density | 0.938 g/mL at 25 °C |
| UNSPSC | 12161600 |





