27721-02-4
1,5-Bis(diphenylphosphino)pentane
CAS: 27721-02-4
Molecular Formula: C29H30P2
27721-02-4 - Names and Identifiers
| Name | 1,5-Bis(diphenylphosphino)pentane |
| Synonyms | DPPPE DPPPe DPPENT 1,5-Bis(diphenyL phosphino)pentane 1,5-bis(diphenylphosphino)pent 1,5-Bis(diphenylphosphino)pentane PENTAMETHYLENEBIS(DIPHENYLPHOSPHINE) 5-diphenylphosphanylpentyl(diphenyl)phosphane |
| CAS | 27721-02-4 |
| EINECS | 626-285-7 |
| InChI | InChI=1/C29H30P2/c1-6-16-26(17-7-1)30(27-18-8-2-9-19-27)24-14-5-15-25-31(28-20-10-3-11-21-28)29-22-12-4-13-23-29/h1-4,6-13,16-23H,5,14-15,24-25H2 |
27721-02-4 - Physico-chemical Properties
| Molecular Formula | C29H30P2 |
| Molar Mass | 440.5 |
| Melting Point | 43-47 °C (lit.) |
| Boling Point | 230 C |
| Flash Point | >230°F |
| Solubility | Soluble in N,N-dimethyl formamide. |
| Vapor Presure | 1.04E-11mmHg at 25°C |
| Appearance | Bright yellow crystal |
| Color | White to light yellow |
| BRN | 2953640 |
| Storage Condition | Inert atmosphere,Room Temperature |
| MDL | MFCD00003052 |
| Use | Organic reagents, pharmaceutical intermediates. |
27721-02-4 - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R10 - Flammable |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S36 - Wear suitable protective clothing. S16 - Keep away from sources of ignition. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10-23 |
| TSCA | No |
| HS Code | 29319090 |
27721-02-4 - Introduction
1,5-bis (diphenylphosphino)pentane is an organic compound with the chemical formula C28H28P2. It is a colorless to yellowish solid with a structure of two diphenylphosphine groups on the benzene ring.
1,5-bis (diphenylphosphino)pentane is widely used in coordination chemistry. It is often used as a ligand, forming complexes with metal ions. These complexes are widely used in organic synthesis, catalytic reactions, pharmaceutical chemistry and other fields. Because of its ability to provide bridging bisphosphine ligands, the coordination compound has high stability and activity, so it has important application value in catalytic reactions.
A common method for preparing 1,5-bis (diphenylphosphino)pentane is to synthesize it through the cross-coupling reaction of diphenylphosphine. The specific preparation method is that dibromobenzene and diphenylphosphine are reacted under alkaline conditions, and then purified by distillation to obtain the target product.
Regarding the safety information of 1,5-bis (diphenylphosphino)pentane, it is necessary to note that it is a potentially hazardous chemical. It is irritating to the skin and eyes, so you should wear appropriate protective measures to avoid contact with the skin and eyes. At the same time, during use or storage, care should be taken to avoid contact with oxidants, high temperatures, open flames and other substances and the environment to prevent the risk of fire and explosion. During use, please follow the correct experimental procedures and properly manage the compound.
1,5-bis (diphenylphosphino)pentane is widely used in coordination chemistry. It is often used as a ligand, forming complexes with metal ions. These complexes are widely used in organic synthesis, catalytic reactions, pharmaceutical chemistry and other fields. Because of its ability to provide bridging bisphosphine ligands, the coordination compound has high stability and activity, so it has important application value in catalytic reactions.
A common method for preparing 1,5-bis (diphenylphosphino)pentane is to synthesize it through the cross-coupling reaction of diphenylphosphine. The specific preparation method is that dibromobenzene and diphenylphosphine are reacted under alkaline conditions, and then purified by distillation to obtain the target product.
Regarding the safety information of 1,5-bis (diphenylphosphino)pentane, it is necessary to note that it is a potentially hazardous chemical. It is irritating to the skin and eyes, so you should wear appropriate protective measures to avoid contact with the skin and eyes. At the same time, during use or storage, care should be taken to avoid contact with oxidants, high temperatures, open flames and other substances and the environment to prevent the risk of fire and explosion. During use, please follow the correct experimental procedures and properly manage the compound.
Last Update：2024-04-09 21:11:58
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View History
27721-02-4
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