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

(-)-DIOP

(-)-DIOP price.
  • $18 - $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)-(-)-4,5-Bis(diphenylphosphinoMethyl)-2,2-diMethyl-1,3-dioxolane,99% (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;)-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
Price25 Properties Safety Information Description
25 prices
Selected condition：
Brand
  • AK Scientific
  • Alfa Aesar
  • Alichem
  • Ambeed
  • Arctom
  • Chemenu
  • ChemScene
  • ChemSupplyAustralia
  • Crysdot
  • Sigma-Aldrich
  • Strem Chemicals
  • TCI Chemical
  • TRC
Package
  • 10mg
  • 100mg
  • 250mg
  • 1g
  • 5g
  • 25g
  • ManufacturerAK Scientific
  • Product number7379AJ
  • Product description(-)-Diop
  • Packaging1g
  • Price$228
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB21029
  • Product description(-)-DIOP, 98%
  • Packaging250mg
  • Price$39.4
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberB21029
  • Product description(-)-DIOP, 98%
  • Packaging1g
  • Price$103
  • 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
  • Packaging100mg
  • Price$18
  • 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
  • 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
  • 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
  • Packaging25g
  • Price$1180
  • 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
  • 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%
  • Packaging5g
  • Price$295
  • 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%
  • Packaging25g
  • Price$1168
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM196480
  • Product description(((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95%
  • Packaging1g
  • Price$209
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 7379AJ (-)-Diop 1g $228 2021-12-16 Buy
Alfa Aesar B21029 (-)-DIOP, 98% 250mg $39.4 2021-12-16 Buy
Alfa Aesar B21029 (-)-DIOP, 98% 1g $103 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 100mg $18 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 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 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 25g $1180 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
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% 5g $295 2021-12-16 Buy
Arctom AS517493 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 98% 25g $1168 2021-12-16 Buy
Chemenu CM196480 (((4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene))bis(diphenylphosphine) 95% 1g $209 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

Safety Information

Symbol(GHS): GHS hazard pictograms
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 GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
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

career henan chemical co
(-)-DIOP
$1.00 /1KG
(-)-DIOP CAS:32305-98-9
Hebei Guanlang Biotechnology Co., Ltd.
(-)-DIOP
$0.00 /1KG
(-)-DIOP CAS:32305-98-9
Shenzhen Nexconn Pharmatechs Ltd
Chongqing Chemdad Co., Ltd
Zhengzhou Alfa Chemical Co.,Ltd
GL Biochem (Shanghai) Ltd.
BOC Sciences
Zhuoer Chemical Co., Ltd
changzhou huayang technology co., ltd
Shaoxin Catsyn Co., Ltd.