(-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane - Names and Identifiers
Name | (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane
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Synonyms | (-)-diop (2r,3r)-(-)-1,4-Bis(Diphenyl )-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(dipheny (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane (4R,5R)-(-)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane (-)-DIOP (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane (4R,5R)-(-)-2,2-Dimethyl-4,5-bis((diphenylphosphino)methyl)-1,3-dioxolane [(2,2-dimethyl-1,3-dioxolane-4,5-diyl)dimethanediyl]bis(diphenylphosphane) {[(4R,5R)-2,2-dimethyl-1,3-dioxolane-4,5-diyl]dimethanediyl}bis(diphenylphosphane) (4R,5R)-(-)-4,5-Bis(diphenylphosphinoMethyl)-2,2-diMethyl-1,3-dioxolane,(R,R)-DIOP. (4R,5R)-(-)-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane(-)-DIOP(2R,3R)-(-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane
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CAS | 32305-98-9
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EINECS | 250-984-2 |
InChI | InChI=1/C31H32O2P2/c1-31(2)32-29(23-34(25-15-7-3-8-16-25)26-17-9-4-10-18-26)30(33-31)24-35(27-19-11-5-12-20-27)28-21-13-6-14-22-28/h3-22,29-30H,23-24H2,1-2H3/t29-,30-/m0/s1 |
(-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane - Physico-chemical Properties
Molecular Formula | C31H32O2P2
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Molar Mass | 498.54 |
Melting Point | 88-90°C(lit.) |
Boling Point | 590.3±25.0 °C(Predicted) |
Specific Rotation(α) | -26° (c 2.0, CHCl3) |
Flash Point | 390.9°C |
Vapor Presure | 2.75E-13mmHg at 25°C |
Appearance | Powder |
Color | white |
BRN | 1441045 |
Storage Condition | 2-8°C |
Sensitive | Air Sensitive |
MDL | MFCD00014107 |
(-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane - Risk and Safety
Hazard Symbols | Xi - Irritant
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Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin.
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Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37 - Wear suitable protective clothing and gloves.
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WGK Germany | 3 |
FLUKA BRAND F CODES | 10-23 |
TSCA | No |
HS Code | 29329990 |
(-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane - Introduction
(-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane is an organic compound with the chemical formula C21H23O2P, the chemical structure contains two diphenylphosphine groups and a dioxa six-membered ring.
(-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane is often used as a chiral ligand and is widely used in Chiral synthesis reactions in organic synthesis, and can be used to catalyze asymmetric carbonyl reaction, asymmetric coupling reaction and asymmetric hydrogenation reaction. Its chiral structure makes it possible to promote selectivity in the reaction process.
The preparation of (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane typically involves the reaction of dihydroxy-1, 4-bis-diphenylphosphinobutane with isoacrylonitrile. Detailed procedures and conditions for the specific preparation can be found in the scientific literature.
Regarding safety information, according to the available information, there are relatively few studies on the toxicity and danger of (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane. However, as an organic compound, it may have some potential hazards, such as irritation and corrosiveness. Therefore, the appropriate laboratory practices should be observed during use and the necessary safety measures should be taken, including the wearing of appropriate personal protective equipment.
Last Update:2024-04-10 22:29:15