Diphenylphosphine oxide

Product Name: Diphenylphosphine oxide
CAS No.: 4559-70-0
Chemical Name: Diphenylphosphine oxide
Synonyms: DPPO;HPOPh2;Diphenylphosphinoxid;GC-DPO;AURORA KA-1314;Diphenylphosphinit;Diphenylphosphorus;TIMTEC-BB SBB005946;Diphenylphosphaneoxide;Diphenylphosphinigsαure
CBNumber: CB1471001
Molecular Formula: C12H11OP
Formula Weight: 202.19
MOL File: 4559-70-0.mol

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Diphenylphosphine oxide Property

Melting point:: 56-57 °C(lit.)
Boiling point:: 102-105°C 0,2mm
refractive index: 1.608-1.61
storage temp.: Inert atmosphere,Room Temperature
form: Crystals
color: Yellow to light orange
Water Solubility: Slightly soluble in water.
Sensitive: Moisture Sensitive
InChI: InChI=1S/C12H11OP/c13-14(11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10,14H
InChIKey: ASUOLLHGALPRFK-UHFFFAOYSA-N
SMILES: P(=O)(C1=CC=CC=C1)C1=CC=CC=C1
CAS DataBase Reference: 4559-70-0(CAS DataBase Reference)

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Safety

Hazard Codes: Xn
Risk Statements: 22-36/37/38
Safety Statements: 26
WGK Germany: 2
HS Code: 29319090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 287881
Product name: Diphenylphosphine oxide
Purity: 97%
Packaging: 1g
Price: $80.5
Updated: 2025/07/31

Sigma-Aldrich

Product number: 287881
Product name: Diphenylphosphine oxide
Purity: 97%
Packaging: 5g
Price: $174
Updated: 2025/07/31

TCI Chemical

Product number: D2826
Product name: Diphenylphosphine Oxide
Purity: >98.0%(GC)
Packaging: 5g
Price: $146
Updated: 2025/07/31

TCI Chemical

Product number: D2826
Product name: Diphenylphosphine Oxide
Purity: >98.0%(GC)
Packaging: 25g
Price: $501
Updated: 2025/07/31

Usbiological

Product number: 273793
Product name: Diphenylphosphine oxide
Packaging: 1g
Price: $347
Updated: 2021/12/16

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Diphenylphosphine oxide Chemical Properties,Usage,Production

Chemical Properties

Yellow to light orange crystals

Uses

suzuki reaction

Uses

Used in the preparation of triarylphosphine oxides, and as asymmetric catalysts, preparation of alkenyldiphenylphosphine oxides, and Horner-Wittig reagents. It is a ligand for Buchwald-Hartwig Cross Coupling Reaction, Hydrophosphonylations and Suzuki-Miyaura Coupling.

Definition

ChEBI: Diphenylphosphine oxide is a member of benzenes.

Synthesis Reference(s)

Journal of the American Chemical Society, 45, p. 165, 1923 DOI: 10.1021/ja01654a024

reaction suitability

reagent type: ligand
reaction type: Buchwald-Hartwig Cross Coupling Reaction
reagent type: ligand
reaction type: Hydrophosphonylations
reagent type: ligand
reaction type: Suzuki-Miyaura Coupling

Diphenylphosphine oxide Preparation Products And Raw materials

Raw materials

Ethanol Sodium Bromobenzene Phosphorus trichloride Tetrahydrofuran Ethyl acetate Diethyl phosphite Hydrochloric acid Dichloromethane Sodium hydroxide PETROLEUM ETHER Magnesium Lithium

Preparation Products

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Diphenylphosphine oxide Suppliers

Americas 1 Austria 1 Belgium 2 China 315 Europe 1 Germany 4 India 7 Japan 3 Switzerland 3 The Netherlands 1 United Kingdom 10 United States 29 Global 377

Qingdao Yuqing Chemical Technology Co.,Ltd

Tel: 19353227317
Email: yuqinghuagong@163.com
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Zhejiang Shouerfu Chemical Trade Co. Ltd.

Tel: 0571-88906230
Fax: 0571-88902500
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Baoding Bink New Materials Co., Ltd.

Tel: 17531153977
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Country: China
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Shanghai Jiuju Chemical Technology Co. LTD

Tel: 021-54290889 18117093889
Email: 1261932215@qq.com
Country: China
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J & K SCIENTIFIC LTD.

Tel: 18210857532; 18210857532
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
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Meryer (Shanghai) Chemical Technology Co., Ltd.

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Beijing Donghualituo Techonlogy Development Co.,Ltd.

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Country: China
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Alfa Aesar

Tel: 400-6106006
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Country: China
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TCI (Shanghai) Development Co., Ltd.

Tel: 021-67121386
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ShangHai DEMO Chemical Co.,Ltd

Tel: 400-021-7337 2355568890
Fax: 0086-21-50182339
Email: sales@demochem.com
Country: China
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View Lastest Price from Diphenylphosphine oxide manufacturers

ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Product: Diphenylphosphine oxide 4559-70-0
Price: US $1.10-9.90/KG
Min. Order: 1KG
Purity: 99%min
Supply Ability: 100KG
Release date: 2025-08-20

Hebei Chuanghai Biotechnology Co., Ltd

Product: Diphenylphosphine oxide 4559-70-0
Price: US $10.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 5tons
Release date: 2024-12-04

HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD

Product: Diphenylphosphine oxide 4559-70-0
Price: US $100.00-75.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 5000
Release date: 2024-08-15

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