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

(-)-DIOP

(-)-DIOP price.
  • $8 - $1180
  • Product name: (-)-DIOP
  • CAS: 32305-98-9
  • MF: C31H32O2P2
  • MW: 498.54
  • EINECS:250-984-2
  • MDL Number:MFCD00014107
  • Synonyms:(2r,3r)-(-)-1,4-Bis(Diphenyl;(-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane, 98% 1GR;(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;)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(dipheny;(4R,5R)-(-)-2,2-Dimethyl-4,5-bis((diphenylphosphino)methyl)-1,3-dioxolane;(4R,5R)-(-)-4,5-Bis(diphenylphosphinoMethyl)-2,2-diMethyl-1,3-dioxolane,(R,R)-DIOP.;(4R,5R)-(-)-4,5-BIS(DIPHENYLPHOSPHINOMET;(-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)
Price39 Properties Safety Information Description
39 prices
Selected condition：
Brand
  • aablocks
  • AHH
  • AK Scientific
  • Alichem
  • Ambeed
  • Arctom
  • Chemenu
  • ChemScene
  • ChemSupplyAustralia
  • Crysdot
  • Sigma-Aldrich
  • Strem Chemicals
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
Package
  • 10mg
  • 100mg
  • 200MG
  • 250mg
  • 1g
  • 5g
  • 25g
  • Manufactureraablocks
  • Product numberAA003B8S
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%
  • Packaging1g
  • Price$23
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003B8S
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%
  • Packaging100mg
  • Price$8
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003B8S
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%
  • Packaging250mg
  • Price$10
  • Updated2026-05-28
  • Buy
  • ManufacturerAHH
  • Product numberMT-16138
  • Product description(-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97%
  • Packaging5g
  • Price$450
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-16138
  • Product description(-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97%
  • Packaging5g
  • Price$450
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product number7379AJ
  • Product description(-)-Diop
  • Packaging1g
  • Price$228
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number32305989
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine)
  • Packaging1g
  • Price$236.38
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number32305989
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine)
  • Packaging5g
  • Price$729.24
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA314065
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
  • Packaging25g
  • Price$1180
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA314065
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
  • Packaging5g
  • Price$298
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA314065
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
  • Packaging1g
  • Price$78
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA314065
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
  • Packaging250mg
  • Price$28
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA314065
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee
  • Packaging100mg
  • Price$18
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS517493
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%
  • Packaging1g
  • Price$77
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS517493
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%
  • Packaging100mg
  • Price$18
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS517493
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%
  • Packaging250mg
  • Price$28
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003B8S (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95% 1g $23 2026-05-28 Buy
aablocks AA003B8S (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95% 100mg $8 2026-05-28 Buy
aablocks AA003B8S (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95% 250mg $10 2026-05-28 Buy
AHH MT-16138 (-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97% 5g $450 2026-05-25 Buy
AHH MT-16138 (-)-2,3-o-Isopropylidene-2,3-dihydroxy-1,4-bis (diphenylphosphino)butane 97% 5g $450 2026-05-26 Buy
AK Scientific 7379AJ (-)-Diop 1g $228 2021-12-16 Buy
Alichem 32305989 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 1g $236.38 2021-12-16 Buy
Alichem 32305989 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 5g $729.24 2021-12-16 Buy
Ambeed A314065 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee 25g $1180 2021-12-16 Buy
Ambeed A314065 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee 5g $298 2021-12-16 Buy
Ambeed A314065 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee 1g $78 2021-12-16 Buy
Ambeed A314065 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee 250mg $28 2021-12-16 Buy
Ambeed A314065 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98%99%ee 100mg $18 2021-12-16 Buy
Arctom AS517493 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98% 1g $77 2021-12-16 Buy
Arctom AS517493 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98% 100mg $18 2021-12-16 Buy
Arctom AS517493 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98% 250mg $28 2021-12-16 Buy
Next Last

Properties

Melting point :88-90 °C(lit.)
alpha :-26° (c 2.0, CHCl3)
Boiling point :590.3±25.0 °C(Predicted)
storage temp. :2-8°C
form :Powder
color :white
optical activity :[α]19/D 26°, c = 2.3 in chloroform
Sensitive :Air Sensitive
BRN :1441045
InChIKey :VCHDBLPQYJAQSQ-KYJUHHDHSA-N
SMILES :CC1(C)O[C@@H](CP(c2ccccc2)c3ccccc3)[C@H](CP(c4ccccc4)c5ccccc5)O1

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

For the in situ preparation of chiral hydrogenation catalysts.

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Suppliers and manufacturers

Hebei Chuanghai Biotechnology Co., Ltd
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career henan chemical co
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Shanghai Daken Advanced Materials Co.,Ltd
Shenzhen Nexconn Pharmatechs Ltd
BOC Sciences
GL Biochem (Shanghai) Ltd.
Zhuoer Chemical Co., Ltd
HANGZHOU LEAP CHEM CO., LTD.
Aladdin Scientific
Watson Biotechnology Co.,Ltd