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Sodium cyclopentadienide is used as a reagent for the preparation of metallocenes. It is used to prepare Cp-cobaltacycles from diphenylphosphinoalkynes and CoCl(PPh3)3. It is a useful reagent for the preparation of metallocenes and cyclopentadienyl metal complexes.
R. B. King. Organometallic Chemistry of the Transition Metals. III. Reactions between Sodium Cyclopentadienide and Certain Complex Transition Metal Halides. norg. Chem. 1963, 2 (3), 528-531.
Eugene E. Van Tamelen.; John I. Brauman.; Larry Edward. Ellis. Photolysis of sodium cyclopentadienide. J. Am. Chem. 1967, 89 (19), 5073-5074.
Hazard Statements: H225-H250-H261-H302-H314-H335-H336-H351
Highly flammable liquid and vapour. Catches fire spontaneously if exposed to air. In contact with water releases flammable gas. Harmful if swallowed. Causes severe skin burns and eye damage. May cause respiratory irritation. May cause drowsiness or dizziness. Suspected of causing cancer.
Precautionary Statements: P201-P202-P210-P222-P223-P231+P232-P233-P235-P240-P241-P242-P243-P260-P264b-P270-P271-P281-P302+P334-P304+P340-P305+P351+P338-P310-P330-P331-P335+P334-P363-P370+P378q-P501c
Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Do not allow contact with air. Keep away from any possible contact with water, because of violent reaction and possible flash fire. Handle under inert gas. Protect from moisture. Keep container tightly closed. Keep cool. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Use personal protective equipment as required. IF ON SKIN: Immerse in cool water/wrap in wet bandages. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. 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 or doctor/physician. Rinse mouth. Do NOT induce vomiting. Brush off loose particles from skin. Wash contaminated clothing before reuse. In case of fire: Use CO2, dry chemical, or foam Dispose of contents/ container to an approved waste disposal plant