Products Categories
CAS No.: | 4984-82-1 |
---|---|
Name: | SODIUM CYCLOPENTADIENIDE |
Molecular Structure: | |
Formula: | C5H5Na |
Molecular Weight: | 88.0845 |
Synonyms: | Sodium,cyclopentadienyl- (6CI,7CI);2,4-Cyclopentadien-1-yl sodium;Cyclopentadienylsodium;Sodium cyclopentadienide;Sodium cyclopentadienylide; |
EINECS: | 225-636-8 |
Density: | 0.946 g/mL at 20 °C |
Melting Point: | 172 °C |
Boiling Point: | 41.5ºC at 760mmHg |
Flash Point: | 1 °F |
Solubility: | Reacts with water. |
Appearance: | white to greyish or yellowish powder |
Hazard Symbols: | Xi,F |
Risk Codes: | 11-19-34 |
Safety: | 16-26-36/37/39-45 |
Transport Information: | UN 1993 |
PSA: | 0.00000 |
LogP: | 1.45020 |
Conditions | Yield |
---|---|
In tetrahydrofuran; benzene at -20 - 20℃; for 1.5h; Inert atmosphere; Schlenk technique; | 99% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 0℃; for 5h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 0℃; for 1h; Inert atmosphere; | 99% |
the dicamphorsulfonate of (1S,2S,4S,5S)-2,5-diphenylcyclohexane-1,4-diol
sodium cyclopentadienylide
Conditions | Yield |
---|---|
With sodium hydride In 1,2-dimethoxyethane 1.) 0 deg C, 2.5 h; 2.) reflux, 4 h; | 98% |
n-butyllithium
bis(trimethylsilyl)aminodichloroborane
sodium cyclopentadienylide
Conditions | Yield |
---|---|
In hexane N2 atmosphere, addn. of soln. of borane to suspension of sodium cyclopentadiene at room temp., stirring (room temp., 2 h), addn. of BuLi at 0°C, warming to room temp., stirring (1 h); removement of volatiles (high vacuum), extn. (hexane, overnight), filtration, drying (vacuum); | 98% |
Conditions | Yield |
---|---|
In 2-methyltetrahydrofuran at 0℃; for 8h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 0℃; for 3h; Inert atmosphere; | 98% |
sodium cyclopentadienylide
Conditions | Yield |
---|---|
Stage #1: phenylmenthyl methanesulfonate; sodium cyclopentadienylide In tetrahydrofuran for 12h; Heating; Stage #2: With n-butyllithium In hexane; pentane at 20℃; for 12h; Further stages.; | 97% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 0℃; for 4h; Inert atmosphere; | 97% |
zirconium tetrachloride bis(tetrahydrofuran) complex
bis(trimethylsilyl)aminodichloroborane
sodium cyclopentadienylide
[((CH3)3Si)2NB(η(5)-cyclopentadienyl)2]ZrCl2
Conditions | Yield |
---|---|
With BuLi In diethyl ether; hexane N2 atm., (borane, NaCp (hexane, 0°C), warming to room temp., stirring (2 h), filtration, washing (Et2O), BuLi (hexane, 0°C), warming to room temp., stirring (16 h), Zr complex and Et2O (-70°C), warming to room temp, stirring (2 h); filtration, pptn. (-30°C); elem. anal.; | 96% |
What can I do for you?
Get Best Price
The IUPAC name of Sodium cyclopentadienide is sodium cyclopenta-1,3-diene. With the CAS registry number 4984-82-1, it is also named as Sodium, 2,4-cyclopentadienide. The product's other registry numbers are 152846-23-6; 223905-48-4; 27081-05-6; 28260-50-6; 36683-96-2; 38785-12-5; 38841-18-8; 63936-05-0; 73500-89-7. Besides, it is white to greyish or yellowish powder, which should be stored in sealed, dark, ventilated and dry place at 2-8 °C. In addition, its molecular formula is C5H5Na and molecular weight is 88.08.
The other characteristics of this product can be summarized as: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 1; (3)Rotatable Bond Count: 0; (4)Exact Mass: 88.028895; (5)MonoIsotopic Mass: 88.028895; (6)Heavy Atom Count: 6; (7)Complexity: 23.1; (8)EINECS: 225-636-8; (9)Density: 0.946 g/mL at 20 °C; (10)Flash Point: 1 °F.
Preparation of Sodium cyclopentadienide: this chemical is commercially prepared by treating Cyclopentadiene with Sodium:
2 Na + 2 C5H6 → 2 NaC5H5 + H2
Uses of Sodium cyclopentadienide: this chemical is a common reagent used for the preparation of metallocenes, such as the preparation of Ferrocene and Zirconocene dichloride:
2 NaC5H5 + FeCl2 → Fe(C5H5)2 + 2 NaCl
ZrCl4(thf)2 + 2 NaCp → Cp2ZrCl2 + 2 NaCl + 2 THF
When you are using this chemical, please be cautious about it as the following: it is highly flammable that may cause burns. It also may form explosive peroxides. Please keep away from sources of ignition. In case of contact with eyes, please rinse immediately with plenty of water and seek medical advice. And you should wear suitable protective clothing, gloves and eye/face protection. Moreover, in case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
People can use the following data to convert to the molecule structure.
(1)SMILES: [Na]C/1/C=C\C=C\1
(2)InChI: InChI=1/C5H5.Na/c1-2-4-5-3-1;/h1-5H;/rC5H5Na/c6-5-3-1-2-4-5/h1-5H
(3)InChIKey: PDTZVKVFAJGNRV-KEYBYSSPAM
(4)Std. InChI: InChI=1S/C5H5.Na/c1-2-4-5-3-1;/h1-5H
(5)Std. InChIKey: PDTZVKVFAJGNRV-UHFFFAOYSA-N