As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
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inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
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inquiryTAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
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inquiry1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
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inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white crystalline powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use
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inquiryhight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents
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inquiry1,3,2-DIOXAPHOSPHORINANE,2,2'-OXYBIS[5,5-DIMETHYL-,2,2'-DISULFIDECASAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiry1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
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inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiryLeping Yuanda Chemicals is a leader and high Science & technique manufacturer of fire retardant. The company and factories located in Le ping Industry Park, the famous Fine-Chemicals Industry Zone of Jiang xi Province, China. Le
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inquiryFlame retardant NLD White uniform emulsion 2.2-Dioxa-(5.5-dimethyl-1.3.2-dioxaphosphorinane)-2.2-disulfide Used for flame retardant such as textiles and plastic rubber Tip 1: Supply high purity 4-(Trifluoromethyl)nicotinic acid Tip 2:
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inquiryUnited Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
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inquiryProduct can be customized according to your requirement Application:additive flame retardant
Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en
2-chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane-2-thione
5,5,5',5'-tetramethyl-2,2'-oxy-bis-[1,3,2]dioxaphosphinane 2,2'-disulfide
Conditions | Yield |
---|---|
With pyridine; water at 100℃; for 5h; Temperature; Reagent/catalyst; | 90.2% |
Bis<5,5-dimethyl-2-oxo-P(V)-1,3,2-dioxaphosphorinan-2-yl> disulphide
A
5,5-dimethyl-2-oxo-1,3,2-dioxaphosphorinan-2-yl 5,5-dimethyl-2-thioxo-1,3,2-dioxaphosphorinan-2-yl-oxide
B
5,5,5',5'-tetramethyl-2,2'-oxy-bis-[1,3,2]dioxaphosphinane 2,2'-disulfide
Conditions | Yield |
---|---|
With triphenylphosphine In dichloromethane 1.) -70 deg C -> room temperature, 2.) room temperature, 30 min; Title compound not separated from byproducts; |
3-Methylpyridine
2,2-Dimethyl-1,3-propanediol
A
5,5,5',5'-tetramethyl-2,2'-oxy-bis-[1,3,2]dioxaphosphinane 2,2'-disulfide
B
3-methylpyridinium chloride
Conditions | Yield |
---|---|
With trichlorothiophosphine; water at 50 - 60℃; Product distribution / selectivity; |
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