| (S,S)-DIOP | ||
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PRODUCT IDENTIFICATION |
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| CAS NO. | 37002-48-5 |
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| EINECS NO. | 253-307-9 | |
| FORMULA | C31H32O2P2 | |
| MOL WT. | 498.54 | |
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H.S. CODE |
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| TOXICITY |
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| SYNONYMS | (+)-DIOP; | |
| (+)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane; (4S,5S)-(+)-O-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane; (4S,5S)-(+)-4,5-Bis[(diphenylphosphino)methyl]-2,2-dimethyl-1,3-dioxolane; (4S-trans)-[(2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene)] bis(diphenyl phosphine); (+)-2,3-O-Isopropylidene-2,3- dihydroxy-1,4-bis(diphenyl phosphino)butane; (4S,5S)-4,5-Bis(diphenylphosphino- methyl)-2,2- dimethyl- 1,3-dioxolane; | ||
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DERIVATION |
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CLASSIFICATION |
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PHYSICAL AND CHEMICAL PROPERTIES |
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| PHYSICAL STATE | white powder | |
| MELTING POINT | 88 - 90 C | |
| BOILING POINT | ||
| SPECIFIC GRAVITY | ||
| SOLUBILITY IN WATER | ||
| pH | ||
| VAPOR DENSITY |
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AUTOIGNITION |
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NFPA RATINGS |
Health: 2; Flammability: 0; Reactivity: 1 | |
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REFRACTIVE INDEX |
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| FLASH POINT |
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| STABILITY |
Stable under ordinary conditions. Air sensitive. |
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GENERAL DESCRIPTION |
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| Chiral hydrogenation catalyst for the preparation of enantiomerically pure compounds. Disilylation of unsaturated ketones, Heck reaction, hydroformylation. | ||
| SALES SPECIFICATION | ||
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APPEARANCE |
white powder | |
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CHEMICAL PURITY |
99.0% min | |
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OPTICAL PUIRTY |
99.0% min e.e. | |
| TRANSPORTATION | ||
| PACKING |
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| HAZARD CLASS | ||
| UN NO. | ||
| OTHER INFORMATION | ||
| Hazard Symbols: XI, Risk Phrases: 36/37/38,
Safety Phrases: 26-36/37 Optical Rotation: +12° ~ -13° (C=5 in Benzene) |
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