Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
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inquiryAs 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 according to the contract research and development services for the fine chemicals, ph
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inquiry1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ
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inquiry2,4,6,8,10-Pentaoxaundecane CAS:13352-75-5 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 organ
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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
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inquiry1. Customs clearance 1) By Express: Normally there is no specical need for the recipient to clear the customs. If the customs has an objection,our rich experienced and professional group will help you clear the customs. 2) By Air and by Sea: Our
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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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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
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inquiryName: 2, 4, 6, 8, 10, Pentaoxaundecane. Synonyms: 2, 4, 6, 8, 10, Pentaoxaundecane. CAS No: 13352-75-5. Molecular formula: C6H14O5. Molecular weight: 166.17236. Appearance: colorless transparent liquid. Purity: 98%. Melting point:-8 M
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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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
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
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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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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
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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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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Our mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
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inquiryShanghai AngewChemCo., Ltd. is an innovative enterprise on fine chemicals and pharmaceuticals. Based on Shanghai R&D center and Hunan chemical manufacturing plant, we offer chemical research, process development, and large-scale production. Com
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inquiryCompound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co
United 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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inquiry1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi
Professional Application:Fuel additive Port:shanghai
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inquiry2,4,6,8,10-Pentaoxaundecane Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenz
methanol
formaldehyd
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
Conditions | Yield |
---|---|
With ZrO2#dotLa2O3 at 130℃; under 6000.6 Torr; for 4h; Pressure; Reagent/catalyst; | A 23% B 23.3% C 14.9% |
formaldehyd
Dimethoxymethane
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
Conditions | Yield |
---|---|
With La2O3 doped titania at 130℃; under 4500.45 Torr; for 4h; Reagent/catalyst; Pressure; Autoclave; | A 22.4% B 17.5% C 8.4% |
With macroporous strong acidic styrene type cation exchange resin catalyst at 100℃; under 15001.5 Torr; for 10h; Temperature; Time; Overall yield = 51.66 %; | |
With Cl -/TiO2-La2O3/SBA-15 (Si/Al=38) at 130℃; under 4500.45 Torr; for 4h; Reagent/catalyst; Temperature; Pressure; |
Conditions | Yield |
---|---|
With sulfuric acid |
methanol
formaldehyd
Dimethoxymethane
sulfuric acid
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
1,3,5-Trioxan
1,1-dimethoxyethane
C
bis-methoxymethoxy-methane
D
bis(methoxymethyl)ether
E
POMM4
F
CH3-(OCH2)8-OCH3
G
Methoxymethoxymethoxymethoxymethoxy-methoxymethoxymethoxymethoxymethoxymethoxy-methane
H
POMM5
I
CH3-(OCH2)7-OCH3
J
CH3-(OCH2)6-OCH3
Conditions | Yield |
---|---|
Amberlite IR 120 at 100℃; for 24h; Product distribution / selectivity; | |
trifluorormethanesulfonic acid at 100℃; for 40h; Product distribution / selectivity; | |
sulfuric acid In water at 100℃; for 12h; Product distribution / selectivity; |
1,3,5-Trioxan
1,1-dimethoxyethane
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
Conditions | Yield |
---|---|
sulfuric acid In water at 100℃; for 16h; Product distribution / selectivity; |
1,3,5-Trioxan
1,1-dimethoxyethane
bis(methoxymethyl)ether
C
bis-methoxymethoxy-methane
D
POMM4
E
CH3-(OCH2)8-OCH3
F
Methoxymethoxymethoxymethoxymethoxy-methoxymethoxymethoxymethoxymethoxymethoxy-methane
G
POMM5
H
CH3-(OCH2)7-OCH3
I
CH3-(OCH2)6-OCH3
Conditions | Yield |
---|---|
sulfuric acid In water at 100℃; for 12h; Product distribution / selectivity; |
1,3,5-Trioxan
bis(methoxymethyl)ether
C
1,1-dimethoxyethane
D
bis-methoxymethoxy-methane
E
POMM4
F
CH3-(OCH2)8-OCH3
G
Methoxymethoxymethoxymethoxymethoxy-methoxymethoxymethoxymethoxymethoxymethoxy-methane
H
POMM5
I
CH3-(OCH2)7-OCH3
J
CH3-(OCH2)6-OCH3
Conditions | Yield |
---|---|
sulfuric acid In water at 100℃; for 12h; Product distribution / selectivity; |
formaldehyd
1,1-dimethoxyethane
C
bis-methoxymethoxy-methane
D
bis(methoxymethyl)ether
E
POMM4
F
CH3-(OCH2)8-OCH3
G
Methoxymethoxymethoxymethoxymethoxy-methoxymethoxymethoxymethoxymethoxymethoxy-methane
H
POMM5
I
CH3-(OCH2)7-OCH3
J
CH3-(OCH2)6-OCH3
Conditions | Yield |
---|---|
Amberlite IR 120 at 100℃; for 8h; Product distribution / selectivity; |
formaldehyd
Dimethoxymethane
A
1,3,5-Trioxan
D
bis-methoxymethoxy-methane
E
bis(methoxymethyl)ether
F
POMM4
G
CH3-(OCH2)8-OCH3
H
Methoxymethoxymethoxymethoxymethoxy-methoxymethoxymethoxymethoxymethoxymethoxy-methane
I
CH3-(OCH2)7-OCH3
L
CH3-(OCH2)6-OCH3
Conditions | Yield |
---|---|
With sulfuric acid at 55 - 115℃; Inert atmosphere; |
1,3,5-Trioxan
formaldehyd
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
Conditions | Yield |
---|---|
With strong acidic styrene type cation exchange resin catalyst at 80 - 100℃; under 15001.5 Torr; for 3h; Temperature; Time; Overall yield = 47.55 %; |
methanol
formaldehyd
A
Dimethoxymethane
B
bis-methoxymethoxy-methane
C
bis(methoxymethyl)ether
D
POMM4
Conditions | Yield |
---|---|
With C16H36NO3S(1+)*CH3O4S(1-) at 125 - 130℃; under 26252.6 - 30003 Torr; Reagent/catalyst; Inert atmosphere; |
methanol
formaldehyd
A
bis-methoxymethoxy-methane
B
POMM4
C
POMM5
Conditions | Yield |
---|---|
With C16H36NO3S(1+)*CH3O4S(1-) at 125 - 130℃; under 26252.6 - 30003 Torr; Reagent/catalyst; Inert atmosphere; |
methanol
formaldehyd
A
Dimethoxymethane
B
bis-methoxymethoxy-methane
C
bis(methoxymethyl)ether
D
POMM4
E
POMM5
Conditions | Yield |
---|---|
With C16H36NO3S(1+)*CH3O4S(1-) In water at 125 - 130℃; under 26252.6 - 30003 Torr; Reagent/catalyst; |
Conditions | Yield |
---|---|
With C13H25N2O3S(1+)*HO4S(1-) at 150℃; for 10h; Autoclave; |
1,3,5-Trioxan
Dimethoxymethane
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
D
POMM5
Conditions | Yield |
---|---|
With C10-AS-50 at 105℃; under 9750.98 Torr; for 2h; Catalytic behavior; Inert atmosphere; |
formaldehyd
Dimethoxymethane
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
D
CH3-(OCH2)8-OCH3
E
POMM5
F
CH3-(OCH2)7-OCH3
G
CH3-(OCH2)6-OCH3
Conditions | Yield |
---|---|
With lanthanum(III) sulfate at 130℃; under 3750.38 Torr; for 6h; Reagent/catalyst; Concentration; Time; Temperature; Pressure; Overall yield = 75.5 %; | A 20.74 %Chromat. B 25.87 %Chromat. C 13.77 %Chromat. D 1.11 %Chromat. E 8.14 %Chromat. F 2.37 %Chromat. G 4.23 %Chromat. |
methanol
formaldehyd
Dimethoxymethane
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
Conditions | Yield |
---|---|
With SO42-/ZrO2-La2O3/SBA-15 (Si/Al=25) at 130℃; under 6000.6 Torr; for 4h; Reagent/catalyst; Temperature; |
formaldehyd
Dimethoxymethane
A
Dimethyl ether
B
Methyl formate
C
POMM4
Conditions | Yield |
---|---|
With C16AlF36O4(1-)*C3H9O(1+) at 25 - 30℃; Schlenk technique; Inert atmosphere; |
1,3,5-Trioxan
Dimethoxymethane
A
bis-methoxymethoxy-methane
B
bis(methoxymethyl)ether
C
POMM4
Conditions | Yield |
---|---|
With Amberlyst A15 resin at 50℃; for 1h; | A 33 %Chromat. B 48 %Chromat. C 12 %Chromat. |
1,3,5-Trioxan
Dimethoxymethane
A
bis-methoxymethoxy-methane
B
POMM4
C
POMM5
Conditions | Yield |
---|---|
With Amberlyst A15 resin at 50℃; for 1h; | A 42 %Chromat. B 29 %Chromat. C 14 %Chromat. |
POMM4
phenol
A
Bis(2-hydroxyphenyl)methane
B
2-[(4-hydroxyphenyl)methyl]phenol
C
bis-(4-hydroxyphenyl)methane
Conditions | Yield |
---|---|
With phosphoric acid In water at 80℃; for 4h; Overall yield = 81.0 %; |
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