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4,5-bis-(Diphenylphosphino)-9,9-dimethylxanthene

BGC Id:473146737835
CAS No:161265-03-8
Synonyms:4,5- two -9,9- two methyl oxygen hetero ; 4,5-bis(diphenylphosphino)-9,9 ; dimethylbisdiphenylphosphinoxanthene ; 9-dimethyl-4 ; xant phos ; xantphos 97% ; 5-bis(diphenylphosphino)-9h-xanthene ; 98% xantphos ; 9,9-dimethyl-4,5-bis(diphenylp ; 4,5-bis(diphenylphospheno)-9,9-dimethyl
Molecular Formula:C39H32OP2
Molecular Weight:578.62
EINECS:
Structural Formula

The most competitive supplier in 2026

The following 12 notable providers have been checked and can be recommended.
Chemical-Suppliers
Win-Win Chemical
Purity : 98% Chemical Formula : C39H32OP2 Molecular Weight (g/mol) : 578.62 Delivery time : 5Day(s) Application : For R&D Appearance : White to light yellow Crystals
Chemical-Suppliers
Leap Chem
Molecular Formula: C39H32OP2 Molecular Weight: 578.62 Hazard Symbols: Xn WGKGermany: 3 HS Code: 29319090

The last intensive check and update was carried out on 2026/06/11.

Identify

Synonyms:
4,5- two -9,9- two methyl oxygen hetero ; 4,5-bis(diphenylphosphino)-9,9 ; dimethylbisdiphenylphosphinoxanthene ; 9-dimethyl-4 ; xant phos ; xantphos 97% ; 5-bis(diphenylphosphino)-9h-xanthene ; 98% xantphos ; 9,9-dimethyl-4,5-bis(diphenylp ; 4,5-bis(diphenylphospheno)-9,9-dimethyl
CAS:
161265-03-8
EINECS:
Molecular Formula:
C39H32OP2
MDL:
MFCD00233866
SMILES:
C1=C(C=C(C(=C1F)S(=O)(=O)Cl)F)F

Properties

Molecular Weight:
578.62 g·mol−1
Melting point:
224-228 °C(lit.)
download Download Molfile for :
1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis[1,1-diphenyl-phosphine

Suppliers

Junwee Chemical Co., Ltd.

Company type: Bulk chemical producer
Junwee Chemical is a well-established chemical distribution and manufacturing company. We provide Malonic acid as well. The company supplies organic and specialty chemicals to the customers in Europe and USA market. Through its trouble free, fast and efficient service, Junwee Chemical is poised for further growth and welcome your enquiry.
Country: P.R.China   Phone: +86-571-85808638   Telefax: +86-571-85808639

Xiamen Hisunny Chemical Co., Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-592-3327115
Telefax: +86-592-5823596
Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop producing and selling high quality intermediates, Fine chemicals and Specialty Chemicals. We could give you: 1.Best quality in your requirement 2.Competitive price in China market 3.mature Technical support 4.Professional logistic support All we want is win-win business. Send yr. Additionally N-Ethyl-p-toluenesulfonamide is supplied by us. inquiries, you will get it!

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. H&Z Industry Co.,Ltd also offers 1-(Diphenylmethyl)azetidine. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.
Country: P.R.China
Phone: +86 13583185792
Telefax: +86 531 88905468

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Company type: Producer
Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. We sell 2,6-Dimethyl-4-heptanone as well. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...
Country: P.R.China   Phone: +86 571 88026825   Telefax: +86 571 88282557

Lori Industry Co., Ltd

Company type: Bulk chemical producer
Country: P.R.China
Phone: +86-13011713125
Telefax: +86-13011713125
Lori industry Co., Ltd was established in 2002 years. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Lori Industry Co., Ltd is a seller of Phosphorous acid triisodecyl ester. Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...

Nantong Xindao Biotech Ltd

XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...
Company type: Leading producer
Country: P.R.China
Phone: +86 19033786557

Capot Chemical Co., Ltd.

Company type: Leading producer
Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. We sell 4-Nitrocinnamic acid as well. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...
Country: P.R.China   Phone: +86-571-85586718   Telefax: +86-571-85864795

Hangzhou Lingrui Chemical Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-571-88092529
Telefax: +86-571-87334908
Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Hangzhou Lingrui Chemical Co., Ltd. also offers Hexafluorobenzene. In our R&D centre, we have a staff of skilled and experienced research chemists. This has enabled us to meet the special requirements of our customers and it has enabled us to provide quality products at competitive prices. Lingrui’s credo is committed to your reliable business partne ...

Win-Win Chemical Co., Limited

Established in 2007, Win-Win chemical CO., Ltd was set up by Professor of Zhejiang University, Wenzhou University and Shanghai Science and Technology University which is located in Longwan Industry District, Wenzhou, China. We have high-tech research capability, and advanced production and inspecting equipment. 3-Hydroxy-1-adamantyl acrylate is also served by Win-Win Chemical Co., Limited. We are especially engaged in customize production of aromatic fluoride compounds, chiral building blocks, and heterocyclic compounds. We can provide our customers with ...
Company type: Bulk chemical supplier
Country: P.R.China
Phone: +86-577-64498589
Telefax: +86-577-56994596

Xingrui Industry Co., Limited

Company type: Leading producer
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. The company is ranked among the outstanding producers in the fine chemical industry. We are supplier of 2-tert-Butylaniline. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...
Country: P.R.China   Phone: +86-531-88980365   Telefax: +86-531-88980365

Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854
Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers.

Leap Chem Co., Ltd

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...
Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658

Safety Information

Hazard Classes:
Risk Codes:
37-20/22 (R)
Safety Codes:
37/39-26 (S)
WGK Germany:
3
Storage temperature:
Room temperature.

What other providers are available for CAS 161265-03-8?

In addition to the providers presented here for 4,5-bis-(Diphenylphosphino)-9,9-dimethylxanthene with the CAS number 161265-03-8, there are other 88 providers with slightly different product names available for this CAS number.

Refine Chemical Co.,Ltd. | Sancai Industry Co.,Ltd. +8 additional providers that we know from the past
Hangzhou Verychem Science & Technology Co., Ltd. | Hangzhou Zhongqi Chem Co., Ltd | Zehao Industry Co., Ltd. | Finetech Industry Limited | Dayang Chem (Hangzhou) Co.,Ltd. | AK Scientific, Inc. | Leap Chem Co., Ltd | BuGuCh & Partners +43 additional providers that we know from the past
BuGuCh & Partners +5 additional providers that we know from the past
BLD Pharmatech Ltd | BIOZOL Diagnostica Vertrieb GmbH +3 additional providers that we know from the past
+4 additional providers that we know from the past
Anderson & Steinssen Inc +2 additional providers that we know from the past




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