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ChemicalBook >> CAS DataBase List >> (+)-DIOP

(+)-DIOP

(+)-DIOP price.
  • $17 - $1440
  • Product name: (+)-DIOP
  • CAS: 37002-48-5
  • MF: C31H32O2P2
  • MW: 498.54
  • EINECS:253-307-9
  • MDL Number:MFCD00009760
  • Synonyms:(4S,5S)-(+)-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane (+)-DIOP (2S,3S)-(+)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane;(+)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosp;(S)-DIOP;(S,S)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane;1,1'-[[(4S,5S)-2,2-dimethyl-1,3-dioxolane-4,5-diyl]bis(methylene)]bis[1,1-diphenyl-Phosphine;(4S,5S)-(+)-4,5-Bis(diphenylphosphinoMethyl)-2,2-diMethyl-1,3-dioxolane,(S,S)-DIOP.;(+)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane;[(4S,5S)-5-(diphenylphosphanylmethyl)-2,2- dimethyl-1,3-dioxolan-4-yl]methyl-diphenylphosphane
Price39 Properties Safety Information Description
39 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • Chemenu
  • Chem-Impex
  • ChemScene
  • Crysdot
  • Strem Chemicals
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
  • 50mg
  • 100mg
  • 0.25g
  • 250mg
  • 500mg
  • 1000mg
  • 1g
  • 2g
  • 2.5g
  • 5g
  • Manufactureraablocks
  • Product numberAA00I78K
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 95%
  • Packaging100mg
  • Price$17
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I78K
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 99%99%ee
  • Packaging250mg
  • Price$28
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I78K
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 99%99%ee
  • Packaging1g
  • Price$44
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I78K
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 95%
  • Packaging2.5g
  • Price$94
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I78K
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 95%
  • Packaging5g
  • Price$142
  • Updated2026-05-29
  • Buy
  • ManufacturerAK Scientific
  • Product number7380AJ
  • Product description(+)-Diop
  • Packaging1g
  • Price$215
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number37002485
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine)
  • Packaging5g
  • Price$755
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA824978
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%99%ee
  • Packaging5g
  • Price$395
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA824978
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%99%ee
  • Packaging250mg
  • Price$42
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA824978
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%99%ee
  • Packaging1g
  • Price$107
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001212
  • Product description(4S 5S)-(+)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE 95.00%
  • Packaging250MG
  • Price$463
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001212
  • Product description(4S 5S)-(+)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE 95.00%
  • Packaging1G
  • Price$589
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS676480
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%
  • Packaging5g
  • Price$391
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS676480
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%
  • Packaging1g
  • Price$106
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS676480
  • Product description(((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%
  • Packaging250mg
  • Price$42
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFB59932
  • Product description(2S,3S)-(+)-1,4-Bis(diphenylphosphino)-2,3-O-isopropylidene-2,3-butanediol
  • Packaging1g
  • Price$189
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00I78K (((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 95% 100mg $17 2026-05-29 Buy
aablocks AA00I78K (((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 99%99%ee 250mg $28 2026-05-29 Buy
aablocks AA00I78K (((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 99%99%ee 1g $44 2026-05-29 Buy
aablocks AA00I78K (((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 95% 2.5g $94 2026-05-29 Buy
aablocks AA00I78K (((4S,5S)-2,2-Dimethyl-1,3-Dioxolane-4,5-diyl)Bis(Methylene))Bis(Diphenylphosphine) 95% 5g $142 2026-05-29 Buy
AK Scientific 7380AJ (+)-Diop 1g $215 2021-12-16 Buy
Alichem 37002485 (((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 5g $755 2021-12-16 Buy
Ambeed A824978 (((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%99%ee 5g $395 2021-12-16 Buy
Ambeed A824978 (((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%99%ee 250mg $42 2021-12-16 Buy
Ambeed A824978 (((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99%99%ee 1g $107 2021-12-16 Buy
American Custom Chemicals Corporation ING0001212 (4S 5S)-(+)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE 95.00% 250MG $463 2021-12-16 Buy
American Custom Chemicals Corporation ING0001212 (4S 5S)-(+)-O-ISOPROPYLIDENE-2,3-DIHYDROXY-1,4-BIS(DIPHENYLPHOSPHINO)BUTANE 95.00% 1G $589 2021-12-16 Buy
Arctom AS676480 (((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99% 5g $391 2021-12-16 Buy
Arctom AS676480 (((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99% 1g $106 2021-12-16 Buy
Arctom AS676480 (((4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 99% 250mg $42 2021-12-16 Buy
Biosynth FB59932 (2S,3S)-(+)-1,4-Bis(diphenylphosphino)-2,3-O-isopropylidene-2,3-butanediol 1g $189 2021-12-16 Buy
Next Last

Properties

Melting point :86-88 °C(lit.)
alpha :+26° (c 2.0, CHCl3)
Boiling point :590.3±25.0 °C(Predicted)
storage temp. :Store below +30°C.
form :Powder
color :White
optical activity :28.6°(C=0.01g/ml DCM)
Water Solubility :Sparingly soluble in water at 25°C 2.1E-5 g/L.
Sensitive :Air Sensitive
BRN :1630280
InChIKey :VCHDBLPQYJAQSQ-LOYHVIPDSA-N
SMILES :P(C1C=CC=CC=1)(C1C=CC=CC=1)C[C@H]1OC(C)(C)O[C@@H]1CP(C1C=CC=CC=1)C1C=CC=CC=1 |&1:14,20,r|
CAS DataBase Reference :37002-48-5

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

It is employed as a ligand for the in situ preparation of chiral hydrogenation catalysts. It also finds it application for the in situ preparation of chiral hydrogenation catalysts, ligand for Rh(I)-catalyzed asymmetric hydrogenation of enamides, 1,4-disilylation of α,β-unsaturated ketones, Heck reaction of alkenyl iodides, and hydroformylation of olefins.

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Suppliers and manufacturers

LaaJoo J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd. Beijing HwrkChemical Technology Co., Ltd Energy Chemical Shanghai Longsheng chemical Co.,Ltd. Daicel Chiral Technologies (China)CO.,LTD Maya High Purity Chemicals