With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:22987-21-9
Min.Order:1 Kilogram
FOB Price: $50.0 / 80.0
Type:Trading Company
inquiry2-HYDROXYETHYL PHOSPHONIC ACID CAS:22987-21-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality or
Cas:22987-21-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:22987-21-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:22987-21-9
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development 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 chemi
Cas:22987-21-9
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:22987-21-9
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:22987-21-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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
Cas:22987-21-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:22987-21-9
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryWe are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:22987-21-9
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiry1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Trading Company
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Manufacturers
inquiryJ&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
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.
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2-hydroxyethylphosphonic acid Application:2-hydroxyethylphosphonic acid
2-HYDROXYETHYL PHOSPHONIC ACIDAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2-hydroxyethylphosphonic acidAppearance:ask Storage:keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport t
Cas:22987-21-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
Stable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology
factory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
dimethyl 2-hydroxyethylphosphonate
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
Stage #1: dimethyl 2-hydroxyethylphosphonate With trimethylsilyl bromide In dichloromethane at 0 - 20℃; for 13h; Stage #2: In methanol at 20℃; for 12h; | 100% |
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In methanol at 20℃; | 97% |
2-acetoxyethanephosphonic acid dimethyl ester
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With water at 100℃; for 15h; | 89% |
With hydrogenchloride In water at 100 - 115℃; for 14h; | 97 % Spectr. |
β-Hydroxyethanphosphonsaeure-bis(trimethylsilylester)
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With water at 20 - 25℃; | 72% |
diethyl <2-(benzyloxy)ethyl>phosphonate
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With hydrogenchloride; water for 75h; Inert atmosphere; Reflux; | 63% |
oxirane
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With phosphonic Acid at 0℃; | 30% |
With sodium dihydrogen phosphate; water |
(2-hydroxyethyl)phosphine
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With dihydrogen peroxide |
2-chloroethylphosphonic acid
A
ethene
B
vinylphosphonic acid
C
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With sodium hydroxide Mechanism; Product distribution; other 2-haloethylphosphonic acids or esters; var. aqueous and non-aqueous solvents, var. times, var. temp., var. pH; isotopic effect; |
2-acetoxyethanephosphonic acid dimethyl ester
A
2-chloroethylphosphonic acid
B
β-Hydroxyethanphosphonsaeure
C
β-Acetoxyethanphosphonsaeure
Conditions | Yield |
---|---|
With hydrogenchloride In water at 100℃; for 11h; | A 3 % Spectr. B 77 % Spectr. C 18 % Spectr. |
With water at 160℃; for 6.5h; Product distribution; hydrolysis, reagent, temperature; | A 3 % Spectr. B 77 % Spectr. C 18 % Spectr. |
2-Acetoxyethanphosphonseauredichlorid
A
vinylphosphonic acid
B
2-chloroethylphosphonic acid
C
β-Hydroxyethanphosphonsaeure
D
β-Acetoxyethanphosphonsaeure
Conditions | Yield |
---|---|
With water at 30 - 35℃; for 24h; Product distribution; hydrolysis, temperature; | A 0.4 % Spectr. B 3.4 % Spectr. C 60 % Spectr. D 30 % Spectr. E 4.4 % Spectr. |
β-Acetoxyethanphosphonsaeure-bis(trimethylsilylester)
A
β-Hydroxyethanphosphonsaeure
B
β-Acetoxyethanphosphonsaeure
Conditions | Yield |
---|---|
With water at 10 - 15℃; for 24h; Product distribution; hydrolysis; | A 84 % Spectr. B 15 % Spectr. |
2-Methoxyethanphosphoseauredimethylester
A
β-Hydroxyethanphosphonsaeure
D
hydroxyethylenediphosphonic acid
Conditions | Yield |
---|---|
With water at 160℃; for 60h; Product distribution; hydrolysis; |
(2-hydroxyethyl)phosphonic acid-1.5cyclohexylamine
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With Dowex 50 (H+) In water |
(2-hydroxyethyl)phosphine
dihydrogen peroxide
β-Hydroxyethanphosphonsaeure
triethyl borate
phosphorus trichloride
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
at 0℃; anschliessend mit Wasser; |
ethylphosphonic acid
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With carbon monoxide; oxygen; trifluoroacetic acid; palladium on activated charcoal; copper dichloride at 75℃; under 56887.8 Torr; for 18h; Hydroxylation; | 7 % Spectr. |
bis(2-chloroethyl) 2-chloroethylphosphonate
A
2-chloroethylphosphonic acid
B
β-Hydroxyethanphosphonsaeure
C
1,2-dichloro-ethane
D
2-chloro-ethanol
Conditions | Yield |
---|---|
With hydrogenchloride at 120℃; under 3800 Torr; for 16h; Product distribution; Further Variations:; Pressures; Temperatures; |
2-chloroethylphosphonic acid
A
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
In aq. buffer pH=7.4; Kinetics; Mechanism; |
(Z)-9-octadecenoyl chloride
β-Hydroxyethanphosphonsaeure
Conditions | Yield |
---|---|
With pyridine at -20℃; | 56% |
diazomethane
β-Hydroxyethanphosphonsaeure
dimethyl 2-hydroxyethylphosphonate
Conditions | Yield |
---|---|
In methanol; diethyl ether |
β-Hydroxyethanphosphonsaeure
fosfomycin
Conditions | Yield |
---|---|
In water at 28℃; for 120h; blocked mutant of Streptomyces wedmorensis ATCC 21239, pH 8.0; |
β-Hydroxyethanphosphonsaeure
A
formic acid
B
hydroxymethylphosphonic acid
Conditions | Yield |
---|---|
With oxygen pH=7.5; aq. buffer; Enzymatic reaction; |
β-Hydroxyethanphosphonsaeure
S-Adenosyl-L-methionine
2-hydroxyethylphosphonic acid monomethyl ester
Conditions | Yield |
---|---|
With Escherichia coli AdoHcy nucleosidase; N-terminal hexahistidine tagged DhpI proteine; tris hydrochloride at 30℃; pH=7.8; Kinetics; Enzymatic reaction; |
β-Hydroxyethanphosphonsaeure
methylphosphonic acid
Conditions | Yield |
---|---|
With methylphosphonic acid synthase In aq. buffer at 20℃; for 2h; pH=7.5; Kinetics; Inert atmosphere; Enzymatic reaction; |
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