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:40894-00-6
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:40894-00-6
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryWith 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 manufactu
Cas:40894-00-6
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
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:40894-00-6
Min.Order:1 Gram
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:40894-00-6
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
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
Cas:40894-00-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry3-Bromo-2,2-dimethyl-1-propanol CAS:40894-00-6 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 o
Cas:40894-00-6
Min.Order:1 Gram
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
J&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:40894-00-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:40894-00-6
Min.Order:0 Metric Ton
Negotiable
Type:Other
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:40894-00-6
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:40894-00-6
Min.Order:0
Negotiable
Type:Trading Company
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Cas:40894-00-6
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:40894-00-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryZhenyu 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
Cas:40894-00-6
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
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:40894-00-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryGOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
We 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:40894-00-6
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:40894-00-6
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
1,we produce and sell good chemicals around the world.2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%.3,our staff consists of highly qualified in
Cas:40894-00-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryOur own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin
Cas:40894-00-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:any port in China
Cas:40894-00-6
Min.Order:0
Negotiable
Type:Trading Company
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: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:40894-00-6
Min.Order:0
Negotiable
Type:Trading Company
inquiry3-Bromo-2,2-dimethyl-1-propanol cas 40894-00-6Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:40894-00-6
Min.Order:0
Negotiable
Type:Other
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:40894-00-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Cas:40894-00-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry2,2-Dimethyl-1,3-propanediol
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With pyridine; bromine; triphenylphosphine In chloroform for 12h; Ambient temperature; | 88% |
Stage #1: 2,2-Dimethyl-1,3-propanediol With hydrogen bromide at 110℃; for 1h; Stage #2: With acetic acid at 110℃; for 11h; | 45% |
Stage #1: 2,2-Dimethyl-1,3-propanediol With hydrogen bromide; acetic acid at 110℃; for 12h; Stage #2: With lithium hydroxide In 1,2-dimethoxyethane; water at 25℃; for 3h; | 45% |
5.5-dimethyl-1,3,2-dioxathiane-2-oxide
diethyl ether
A
biphenyl
B
3-bromo-2,2-dimethyl-propan-1-ol
C
1,1'-sulfinylbisbenzene
acetic acid (3-bromo-2,2-dimethyl-1-propyl)ester
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With ethanol; hydrogen bromide |
3,3-dimethyloxetane
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With hydrogen bromide |
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With butyltriethylammonium hydrogen sulfate In N,N-dimethyl-formamide at 100℃; |
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
In benzene Heating; |
acetic acid
2,2-Dimethyl-1,3-propanediol
A
3-bromo-2,2-dimethyl-propan-1-ol
B
acetic acid (3-bromo-2,2-dimethyl-1-propyl)ester
Conditions | Yield |
---|---|
With hydrogen bromide for 8h; Heating; Title compound not separated from byproducts; |
2,2-Dimethyl-1,3-propanediol
A
3-bromo-2,2-dimethyl-propan-1-ol
B
acetic acid (3-bromo-2,2-dimethyl-1-propyl)ester
Conditions | Yield |
---|---|
With lithium hydroxide; hydrogen bromide; acetic acid 1.) reflux, 8 h, 2.) water, DME, 3 h; Yield given. Multistep reaction; |
hydrogen bromide
2,2-Dimethyl-1,3-propanediol
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
at 100℃; |
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With potassium hydroxide auf dem Wasserbad; |
3,3-dimethyloxetane
triphenylphosphine
A
1,3-dibromo-2,2-dimethyl-propane
B
3-bromo-2,2-dimethyl-propan-1-ol
C
(3-bromo-2,2-dimethylpropoxy)triphenylphosphonium cation
Conditions | Yield |
---|---|
With carbon tetrabromide In dichloromethane-d2 at 20℃; for 96h; | A 11 %Spectr. B 46 %Spectr. C 19 %Spectr. |
3,4-dihydro-2H-pyran
3-bromo-2,2-dimethyl-propan-1-ol
3-tetrahydropyranyloxy-2,2-dimethyl-1-bromopropane
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In dichloromethane at 20℃; for 16h; | 100% |
pyridinium p-toluenesulfonate In dichloromethane for 2h; | 95% |
3-bromo-2,2-dimethyl-propan-1-ol
3-bromo-2,2-dimethylpropionic acid
Conditions | Yield |
---|---|
With nitric acid for 0.333333h; Ambient temperature; sonication; | 100% |
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With nitric acid for 12h; Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With pyridinium chlorochromate In dichloromethane at 20℃; for 18h; | 98% |
With silica gel; pyridinium chlorochromate In dichloromethane at 20℃; for 1h; Inert atmosphere; | 97% |
With sodium hypochlorite; sodium hydrogencarbonate; potassium bromide; 2,2,6,6-tetramethyl-piperidine-N-oxyl In dichloromethane; water Oxidation; cooling; | 85% |
3-bromo-2,2-dimethyl-propan-1-ol
tert-butyldimethylsilyl chloride
1-bromo-3-<(tert-butyldimethylsilyl)oxy>-2,2-dimethylpropane
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane for 12h; Ambient temperature; | 97% |
With dmap; triethylamine In dichloromethane at 20℃; for 16h; | 95% |
With dmap; triethylamine In dichloromethane |
3-bromo-2,2-dimethyl-propan-1-ol
dimethylsilicon dichloride
Conditions | Yield |
---|---|
With pyridine at 0℃; for 1h; | 95% |
phthalimide
3-bromo-2,2-dimethyl-propan-1-ol
2-(3-bromo-2, 2-dimethylpropyl)-2,3-dihydro-1H-isoindole-1,3-dione
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; for 24h; Schlenk technique; | 94% |
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 25℃; for 12h; Inert atmosphere; | 51% |
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 25℃; for 12h; Inert atmosphere; | 51% |
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 25℃; for 12h; Inert atmosphere; | 51% |
3-bromo-2,2-dimethyl-propan-1-ol
3-azido-2,2-dimethyl-1-propanol
Conditions | Yield |
---|---|
With sodium azide In N,N-dimethyl-formamide at 60℃; for 12h; | 90% |
With sodium azide | |
With sodium azide In N,N-dimethyl-formamide at 20℃; for 20h; |
3-bromo-2,2-dimethyl-propan-1-ol
potassium thioacyanate
3-hydroxy-2,2-dimethyl-1-propylthiocyanate
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 130℃; for 4h; | 89% |
In methanol for 5h; Heating; | 78% |
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With lithium tetrafluoroborate; 12-phenyl-12H-benzo[b]phenothiazine In acetonitrile at 0.4℃; for 12h; Irradiation; Inert atmosphere; | 84% |
3-bromo-2,2-dimethyl-propan-1-ol
(E)-3-phenylacrylic acid
2,2-dimethyl-3-hydroxypropyl trans-cinnamate
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 20℃; for 4h; Esterification; | 80% |
3-bromo-2,2-dimethyl-propan-1-ol
tributyltin methoxide
<3-Brom-2.2-dimethyl-propoxy-(1)>-tributyl-zinn
Conditions | Yield |
---|---|
1:1; 50°C; <760 Torr; | 70% |
byproducts: CH3OH; heating of equimolar amts. of educts, removing of alc.; | 70% |
3-bromo-2,2-dimethyl-propan-1-ol
tributyltin ethoxide
<3-Brom-2.2-dimethyl-propoxy-(1)>-tributyl-zinn
Conditions | Yield |
---|---|
byproducts: C2H5OH; heating of equimolar amts. of educts, removing of alc.; | 70% |
3-bromo-2,2-dimethyl-propan-1-ol
disodium 1,2-ethanedithiolate
Conditions | Yield |
---|---|
In ethanol for 12h; Heating; | 69% |
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With potassium carbonate; potassium iodide In acetonitrile at 85℃; | 62% |
Conditions | Yield |
---|---|
In ethanol for 2h; Heating / reflux; | 59% |
3-bromo-2,2-dimethyl-propan-1-ol
methyl iodide
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran; mineral oil at 0℃; | 59% |
Stage #1: 3-bromo-2,2-dimethyl-propan-1-ol With sodium hydride In tetrahydrofuran at 0℃; for 0.25h; Inert atmosphere; Stage #2: methyl iodide In tetrahydrofuran at 0 - 20℃; for 2h; |
3-bromo-2,2-dimethyl-propan-1-ol
3,3-dimethyloxetane
Conditions | Yield |
---|---|
With potassium hydroxide In ethylene glycol at 60℃; for 1h; Heating; | 54% |
With potassium hydroxide at 130 - 180℃; | |
With potassium hydroxide | |
With Ph4SbOMe In 1,2-dichloro-ethane at 60℃; for 24h; sealed ampule; | 78 % Chromat. |
styrene
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With lithium tetrafluoroborate; 12-[4-(trifluoromethyl)phenyl]-12H-benzo[b]phenothiazine In acetonitrile at 40℃; for 24h; Irradiation; Inert atmosphere; Sealed tube; regioselective reaction; | 53% |
3-bromo-2,2-dimethyl-propan-1-ol
4-amino-3-iodo-1H-pyrazolo[3,4-d]pyrimidine
Conditions | Yield |
---|---|
With potassium carbonate; sodium iodide In N,N-dimethyl-formamide at 100℃; Inert atmosphere; | 50% |
With caesium carbonate In N,N-dimethyl-formamide at 70℃; for 18h; | 37.4% |
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20 - 95℃; | 44% |
1,1-Diphenylethylene
3-bromo-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With [Au(μ-bis(diphenylphosphino)methane)]2(CF3SO3)2; sodium hydrogencarbonate; sodium L-ascorbate In acetonitrile at 20℃; Heck Reaction; UV-irradiation; Inert atmosphere; | 43% |
3-bromo-2,2-dimethyl-propan-1-ol
6-hydroxy-α-methyl-2-naphthaleneacetic acid
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 120℃; for 2h; Reagent/catalyst; Temperature; Solvent; | 43% |
3-ethoxy-5-hydroxymethyl-phenol
3-bromo-2,2-dimethyl-propan-1-ol
3-(3-ethoxy-5-hydroxymethyl-phenoxy)-2,2-dimethyl-propan-1-ol
Conditions | Yield |
---|---|
With caesium carbonate; potassium iodide In N,N-dimethyl-formamide at 100℃; for 24h; | 33% |
3-bromo-2,2-dimethyl-propan-1-ol
4-(4-(difluoromethoxy)-2-hydroxy-3-methoxyphenyl)-2,3-dihydro-1H-inden-1-one
4-[4-difluoromethoxy-2-(3-hydroxy-2,2-dimethylpropoxy)-3-methoxyphenyl]indan-1-one
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 80℃; for 16h; | 30% |
3-bromo-2,2-dimethyl-propan-1-ol
3-(4-bromophenoxy)-2,2-dimethylpropan-1-ol
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 90℃; for 48h; Inert atmosphere; | 29% |
With caesium carbonate; potassium iodide In N,N-dimethyl-formamide at 80 - 140℃; | 22% |
With caesium carbonate; potassium iodide In N,N-dimethyl-formamide at 100℃; for 4h; | 22% |
pyrrolidine
3-bromo-2,2-dimethyl-propan-1-ol
2,2-dimethyl-3-pyrrolidino-propan-1-ol
Conditions | Yield |
---|---|
With potassium carbonate at 90℃; | 26% |
3-bromo-2,2-dimethyl-propan-1-ol
salicylaldehyde
Conditions | Yield |
---|---|
With potassium carbonate In ethyl acetate; N,N-dimethyl-formamide | 25% |
3-bromo-2,2-dimethyl-propan-1-ol
4-(3-hydroxy-2,4-dimethoxyphenyl)-2,3-dihydro-1H-inden-1-one
4-[3-(3-hydroxy-2,2-dimethylpropoxy)-2,4-dimethoxyphenyl]-2,3-dihydro-1H-inden-1-one
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 80℃; for 4h; | 20% |
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