Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities
Cas:78-71-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryProduct description: Product name 3,3-Bis(chloromethyl)oxetane CAS number 78-71-7 Assay ≥97% Appearance Colorless transparent liquid Capacity 200mt/year Application Productio
Cas:78-71-7
Min.Order:1 Kilogram
FOB Price: $12.0
Type:Lab/Research institutions
inquiryOur 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
Cas:78-71-7
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:78-71-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:78-71-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.No Less 8 years exporting experience. Clients 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 Specialized
Cas:78-71-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 3,3-BIS(CHLOROMETHYL)OXETANE Synonyms: 3,3-BIS(CHLOROMETHYL)OXETANE;2,2-BIS(CHLOROMETHYL)-1,3-EPOXYPROPANE;3,3-BIS(CHLOROMETHYL)OXETANE 97+%;Bis(chloromethyl)oxetane, 3,3-;3,3-Bis(chloromethyl)oxacyclobutane;3,3-dichloromethyloxyc
Cas:78-71-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry3,3-BIS(CHLOROMETHYL)OXETANE CAS:78-71-7 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 organic
Cas:78-71-7
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:78-71-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:78-71-7
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Cas:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:78-71-7
Min.Order:4 Kilogram
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:78-71-7
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
Shandong 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:78-71-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
Cas:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryShanghai Finebiotech Co.,Ltd.was established in 2020, which providing professional chemical services. As a customer-oriented company, we have distinguished ourself from others in providing worldwide customers with cost-effective and efficient service
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHunan chemfish Pharmaceutical co.,Ltd a comprehensive enterprise, is located in High-Tech Science Park,Changsha,Chia . Specializing in R&D, manufacture and marketing, we provide a wide range of products and the most professional services to meet the
Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city?in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api,?intermediat
zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice.pls contact with us freely for getting detailed product spec
Cas:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.
Ansciep 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:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
Cas:78-71-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate
Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
Cas:78-71-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryConditions | Yield |
---|---|
With potassium hydroxide In ethanol for 72h; Heating / reflux; | 80% |
With potassium hydroxide In ethanol for 0.5h; Reflux; | 74% |
With potassium hydroxide |
acetic acid-(3-chloro-2,2-bis-chloromethyl-propyl ester)
3,3-bis(chloromethyl)oxetane
Conditions | Yield |
---|---|
With potassium hydroxide; benzene | |
With alkaline solution |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2, pyridine / 14 h / Heating 2: KOH / ethanol / 5 h / Heating View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: concentrated aqueous hydrochloric acid / 185 °C 2: ethanolic KOH-solution View Scheme | |
Multi-step reaction with 2 steps 1: water; hydrochloric acid / 185 °C 2: ethanolic KOH-solution View Scheme | |
Multi-step reaction with 2 steps 1: pyridine; thionyl chloride 2: ethanolic NaOH-solution View Scheme | |
Multi-step reaction with 2 steps 1: pyridine; thionyl chloride / 22 h / 65 - 130 °C 2: potassium hydroxide / ethanol / 0.5 h / Reflux View Scheme |
3,3-bis(chloromethyl)oxetane
3,3-bis(azidomethyl)-oxetane
Conditions | Yield |
---|---|
With sodium hydroxide; tetrabutylammomium bromide In water | 99.5% |
With sodium azide In N,N-dimethyl-formamide at 90 - 100℃; for 2h; | 76% |
With sodium azide In N,N-dimethyl-formamide at 90 - 100℃; for 2h; | 76% |
With sodium azide In dimethyl sulfoxide at 65℃; |
3,3-bis(chloromethyl)oxetane
trimethylsilyl bromide
2,2-Bis-3-bromo-1-trimethylsiloxypropane
Conditions | Yield |
---|---|
at 100℃; for 2h; | 93% |
3,3-bis(chloromethyl)oxetane
5,5-bis(chloromethyl)-1,3-dioxane
Conditions | Yield |
---|---|
With sulfuric acid In toluene at 100℃; for 4.5h; | 84% |
3,3-bis(chloromethyl)oxetane
sodium methylate
3,3-di(methoxymethyl)oxetane
Conditions | Yield |
---|---|
In methanol at 80℃; for 240h; | 82% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 80℃; for 18h; | 82% |
Conditions | Yield |
---|---|
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate at 70℃; for 10h; | A 80% B 16% |
Conditions | Yield |
---|---|
With sodium iodide In acetone for 52h; Heating; | 75% |
With sodium iodide In acetone for 56h; Heating; | 75% |
With butanone; sodium iodide |
3,3-bis(chloromethyl)oxetane
sodium ethanolate
3,3-di(ethoxymethyl)oxetane
Conditions | Yield |
---|---|
In ethanol at 90℃; for 330h; | 75% |
Conditions | Yield |
---|---|
Alkylation; | 75% |
3,3-bis(chloromethyl)oxetane
2,2-bis(chloromethyl)propane-1,3-diol dinitrate
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid at 0 - 15℃; for 5h; | 73% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 80℃; for 18h; | 73% |
3,3-bis(chloromethyl)oxetane
formaldehyd
5,5-bis(chloromethyl)-1,3-dioxane
Conditions | Yield |
---|---|
With sulfuric acid In 1,4-dioxane at 90 - 100℃; for 5h; | 70% |
With sulfuric acid In 1,4-dioxane for 5h; Heating; |
3,3-bis(chloromethyl)oxetane
sodium butanolate
3,3-bis-butoxymethyl-oxetane
Conditions | Yield |
---|---|
In butan-1-ol at 105℃; for 270h; | 68% |
3,3-bis(chloromethyl)oxetane
benzaldehyde
2-phenyl-5,5-bis(chloromethyl)-1,3-dioxane
Conditions | Yield |
---|---|
With sulfuric acid In toluene at 110℃; for 4.5h; | 68% |
With sulfuric acid In 1,4-dioxane for 5h; Heating; |
3,3-bis(chloromethyl)oxetane
2-oxa-6,7-ditelluraspiro<3.4>octane
Conditions | Yield |
---|---|
With potassium tellurocyanate In dimethyl sulfoxide | 65% |
3,3-bis(chloromethyl)oxetane
diisopropyl malonate
diisopropyl 2-oxaspiro[3.3]heptane-6,6-dicarboxylate
Conditions | Yield |
---|---|
Stage #1: diisopropyl malonate With sodium hydride In N,N-dimethyl-formamide for 3h; Inert atmosphere; Stage #2: 3,3-bis(chloromethyl)oxetane With potassium iodide at 140℃; for 10h; Reflux; Inert atmosphere; | 64% |
3,3-bis(chloromethyl)oxetane
Conditions | Yield |
---|---|
Stage #1: N-(but-2-yn-1-yl)-2-ethynyl-N-methylaniline With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Stage #2: With boron trifluoride diethyl etherate In tetrahydrofuran; hexane at -78℃; for 0.0833333h; Inert atmosphere; Stage #3: 3,3-bis(chloromethyl)oxetane In tetrahydrofuran; hexane at -78℃; Inert atmosphere; | 63% |
3,3-bis(chloromethyl)oxetane
paracetaldehyde
2-methyl-5,5-bis(chloromethyl)-1,3-dioxane
Conditions | Yield |
---|---|
With sulfuric acid In toluene at 60℃; for 4.5h; | 62% |
1,3-dioxolane-4-methanol
3,3-bis(chloromethyl)oxetane
4-(3-Chloromethyl-oxetan-3-ylmethoxymethyl)-[1,3]dioxolane
Conditions | Yield |
---|---|
With potassium hydroxide; 18-crown-6 ether for 4h; Ambient temperature; | 60% |
3,3-bis(chloromethyl)oxetane
benzylamine
2-benzyl-6-oxa-2-azaspiro[3.3]-heptane
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 100℃; for 18h; | 57% |
Conditions | Yield |
---|---|
Stage #1: 3,3-bis(chloromethyl)oxetane; indole In butanone Reflux; Stage #2: With tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate; potassium hydroxide In butanone for 48h; Reflux; | 53% |
3,3-bis(chloromethyl)oxetane
3-(Iodomethyl)-3-(chloromethyl)oxetane
Conditions | Yield |
---|---|
With sodium iodide In acetone for 6h; Heating; | 52% |
With sodium iodide In acetone for 6h; Heating; | 52% |
With sodium iodide In acetone for 6.5h; Product distribution; Heating; oth. time; | 1.23 g |
3,3-bis(chloromethyl)oxetane
A
2,2-bis(chloromethyl)-1,3-diacetoxypropane
B
5,5-bis-chloromethyl-[1,3,2]dioxaphosphinane 2-oxide
Conditions | Yield |
---|---|
With phosphonic Acid; acetic anhydride In 1,4-dioxane for 2h; Heating; Title compound not separated from byproducts; | A n/a B 47.9% |
3,3-bis(chloromethyl)oxetane
cyclohexylamine
6-Cyclohexyl-2-oxa-6-azaspiro<3.3>heptane
Conditions | Yield |
---|---|
With sodium hydroxide at 120℃; for 0.666667h; | 45% |
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 80℃; for 18h; | 45% |
3,3-bis(chloromethyl)oxetane
acetic acid
2,2-Bis(chloromethyl)propyl acetate
Conditions | Yield |
---|---|
With potassium iodide; zinc at 120℃; for 10h; | 36% |
3,3-bis(chloromethyl)oxetane
A
3,3-bis-fluoromethyl-oxetane
B
3-Chloromethyl-3-fluoromethyl-oxetane
Conditions | Yield |
---|---|
With potassium fluoride; 18-crown-6 ether at 100℃; for 23h; | A 18% B 35% |
Conditions | Yield |
---|---|
With potassium hydroxide; 18-crown-6 ether for 4h; Ambient temperature; | 30% |
Conditions | Yield |
---|---|
With sulfuric acid In water | 28% |
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