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Postion:Product Catalog >Chemical Reagents>Organic reagents>Phosphine ligand>(-)-DIOP (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane
(-)-DIOP (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane
  • (-)-DIOP (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane

(-)-DIOP (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane

Price $6
Package 6kg
Min. Order: 1kg
Supply Ability: Ms Ella chemwill_asia@126.com www.chemwill.com
Update Time: 2020-06-02

Product Details

Product Name: (-)-DIOP (-)-2,2-dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolane CAS No.: 32305-98-9
Min. Order: 1kg Purity: High quality Professional Factory
Supply Ability: Ms Ella chemwill_asia@126.com www.chemwill.com Release date: 2020/06/02
Name   (-)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane
Synonyms   (-)-DIOP; (4R,5R)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane; (4R,5R)-DIOP; (4R,5R)-trans-4,5-Bis[(diphenylphosphino)methyl]-2,2-dimethyl-1,3-dioxolane; (R)-DIOP; (R,R)-DIOP; [[(4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl]bis(methylene)]bis[diphenylphosphine]
Article illustration
Molecular Structure   Article illustration
 
Molecular Formula   C31H32O2P2
Molecular Weight   498.53
CAS Registry Number   32305-98-9
EINECS   250-984-2
 
Properties
 
Solubility   Insuluble (2.1E-5 g/L) (25 ºC), Calc.*
Melting point   89-90 ºC**

 

(-)-DIOP Basic information

Product Name: (-)-DIOP
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.;(-)-2,3-O-ISOPROPYLIDENE-2,3-*DIHYDROXY- 1,4-BIS(DIP
CAS: 32305-98-9
MF: C31H32O2P2
MW: 498.53
EINECS: 250-984-2
Product Categories: organophosphine ligand;Asymmetric Synthesis;Dioxanes & Dioxolanes;Dioxolanes;Phosphine Ligands;Synthetic Organic Chemistry;DIOP Series;Chiral Phosphine
Mol File: 32305-98-9.mol
Article illustration
 
(-)-DIOP Chemical Properties
Melting point  88-90 °C(lit.)
alpha  -26° (c 2.0, CHCl3)
storage temp.  0-6°C
form  Powder
color  white
optical activity [α]19/D 26°, c = 2.3 in chloroform
Sensitive  Air Sensitive
BRN  1441045
 
Safety Information
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37
WGK Germany  3
F  10-23
HS Code  29329990
MSDS Information
Provider Language
SigmaAldrich English
ACROS English
ALFA English
 
(-)-DIOP Usage And Synthesis
Chemical Properties white powder
Purification Methods It has been recrystallised from *C6H6/pet ether. After 2 recrystallisations from EtOH, it was pure by TLC on silica gel using Me2CO/hexane as solvent. [Kagan & Dang J Am Chem Soc 94 6429 1972.] Lanthanide shift reagents See in “Aliphatic Compounds”, Chapter 4, europium (III) acetate above and Eu(tmc)3 and Eu(tfc)3 below.
 
(-)-DIOP Preparation Products And Raw materials

 

Article illustration

 

Chemwill Asia co.,Ltd is one of the leading manufacturer in CHINA.

 

Our main production base is located in Xuzhou industry park. We produce a wide range of organics including Active pharmaceutical ingredients(APIs), Veterinary,  Indole derivatives, Aromatics, Fluorine, Boronic acids, organocatalysts, chiral building blocks, heterocyclic compounds. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place. 

 

Our R&D team masters core technology for process-design of target building block as well as Tailor-made fine chemicals. Our manufactory specialised in extreme temperature conditions (-100ºC to +300ºC), hydrogenations reaction under high pressure, suzuki coupling reaction, photochemical reaction, Mitsunobu reactions, enantioselective reactions and asymmetric synthesis. 

 

Think Chemistry,Think CHemWill

 

Article illustration

 

Factory Plant Address:
High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China


Shanghai office: (Export Department)
Address: 16FL., INDUSTRY & COMMERCIAL BUILDING, NO.45 YAN’AN ROAD(E), 200002, SHANGHAI, CHINA
 

 

---any inquiries will be replied within 12 hours.

---golden manufactory under iso/gmp with large stock.

---dedication to quality,we have strict quality control system. 

---oem/odm available.

---sample is available for your evaluation & formulation development.

 
 
Website: http://www.chemwill.com

 

 

PLS contact

Ms Ella Lee  -   Deputy Sales Manager  

 
Phone: +86 -21-51086038
 
Email: chemwill_asia@126.com;chemwill@hotmail.com

Company Profile Introduction

Over 30 years experience in the chemical industry, Chemwill Asia Industrial co.,Ltd is one of the leading GMP complied manufacturer of Organic compounds in CHINA. Our main production base is located in Jiangsu province. We produce a wide range of organics including Active pharmaceutical ingredients(APIs), Veterinary, Indole derivatives, Aromatics, Fluorine, Boronic acids, organocatalysts, chiral building blocks, heterocyclic compounds. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place. Our advantageous business including: - Intermediate using for Pharmaceuticals - Active ingredient for Pharmaceutical and animal health (Human APIs and Veterinary APIs) - Fluorine, boronic acids, unnatural amino acids, cross linkers,chiral building blocks - Intermediate using for advanced performance materials - Monomer & polymers, high performance, photosensitive and specialty chemicals - Electro chemical materials(Lithium Battery, Photoresist, semiconductor, IT-related chemicals) * Custom synthesis from the laboratory scale to commercial production. * Contract research, custom manufacturing and contract-manufacture Ms Ella Lee - Deputy Sales Manager Phone: +86 -21-51086038 Email: chemwill_asia@126.com;chemwill@hotmail.com To learn more about our factory, PLS visit: www.chemwill.com

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