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
Cas:56970-78-6
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryCangzhou 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 ap
Cas:56970-78-6
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
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:56970-78-6
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:56970-78-6
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:56970-78-6
Min.Order:1 Kilogram
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:56970-78-6
Min.Order:0 Metric Ton
Negotiable
Type:Other
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:56970-78-6
Min.Order:0
Negotiable
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:56970-78-6
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:56970-78-6
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:56970-78-6
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:56970-78-6
Min.Order:1 Metric Ton
FOB Price: $1.0
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
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:56970-78-6
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
BOC Sciences is committed to supplying cost-effective products and services. We provide Captopril EP Impurity D. 3-Bromo-2-methylpropionic Acid is used in the preparation of captopril selenium analogs as antioxidants and ACE inhibitors used as anti
Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
Independent research and development of impurities, familiar with the market and impurity characteristics; We can ship out on the same day if the products are in stock; Focus on impurity development of new products in the market; Expert in customizi
Cas:56970-78-6
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:56970-78-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryCaptopril EP Impurity D Application:Captopril EP Impurity D
Supply top quality products with a reasonable price Application:api
3-Bromoisobutyric acid cas 56970-78-6Appearance: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:56970-78-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:56970-78-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
Captopril EP Impurity DAppearance:Clear Pale Yellow Oil Package:inquiry Application:3-Bromo-2-methylpropionic Acid is used in the preparation of captopril selenium analogs as antioxidants and ACE inhibitors used as antihypertensive drugs. Transportat
Cas:56970-78-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Cas:56970-78-6
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryChangzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa
Cas:56970-78-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryPrice, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right
poly(methacrylic acid)
3-bromo-2-methylpropionic acid
Conditions | Yield |
---|---|
With bromine; acetic acid | 91% |
With hydrogen bromide In water at 60 - 65℃; Inert atmosphere; | 87.2% |
With hydrogen bromide at 20℃; for 2h; | 70% |
3-bromo-2-methyl-propionic acid methyl ester
3-bromo-2-methylpropionic acid
Conditions | Yield |
---|---|
With bis(tri-n-butyltin)oxide In toluene at 111℃; for 48h; | 60% |
3-bromo-2-methylpropionic acid
2-methyl-3-sulfanylpropanoic acid
Conditions | Yield |
---|---|
With copper(l) iodide; sodium hydrogensulfide; tetrabutylammomium bromide In water at 65 - 75℃; Reagent/catalyst; Solvent; Inert atmosphere; | 92.6% |
With sodium sulfide; water; sodium carbonate |
3-bromo-2-methylpropionic acid
4-amino-2-trifluoromethylbenzonitrile
Conditions | Yield |
---|---|
With thionyl chloride; trimethylamine | 91% |
Stage #1: 3-bromo-2-methylpropionic acid With thionyl chloride In tetrahydrofuran for 2h; Inert atmosphere; Stage #2: 4-amino-2-trifluoromethylbenzonitrile With triethylamine In tetrahydrofuran at 50℃; for 2h; Inert atmosphere; |
methanol
3-bromo-2-methylpropionic acid
3-bromo-2-methyl-propionic acid methyl ester
Conditions | Yield |
---|---|
With sulfuric acid | 90% |
3-bromo-2-methylpropionic acid
3-bromo-2-methylpropanoyl chloride
Conditions | Yield |
---|---|
With thionyl chloride for 4h; Heating; | 77% |
With thionyl chloride | |
With thionyl chloride |
3-bromo-2-methylpropionic acid
3-bromo-1,1,1-trifluoro-2-methylpropane
Conditions | Yield |
---|---|
With sulfur tetrafluoride; water for 24h; Autoclave; | 60% |
3-bromo-2-methylpropionic acid
α-methyl-β-propiolactone
Conditions | Yield |
---|---|
With sodium hydroxide In chloroform for 2h; Cyclization; | 42% |
Conditions | Yield |
---|---|
Stage #1: 3-bromo-2-methylpropionic acid With sodium carbonate In ethanol; water at 1℃; for 20h; Stage #2: captamine In ethanol at 40℃; for 72h; Inert atmosphere; | 26% |
3-bromo-2-methylpropionic acid
Conditions | Yield |
---|---|
With sodium hydroxide; (32)S-hydrogen sulfide at 95℃; for 3h; | 14% |
1-Naphthalenethiol
3-bromo-2-methylpropionic acid
Conditions | Yield |
---|---|
With sodium hydroxide |
3-bromo-2-methylpropionic acid
poly(methacrylic acid)
Conditions | Yield |
---|---|
With water | |
With sodium hydroxide at 20℃; | |
With barium dihydroxide |
3-bromo-2-methylpropionic acid
mercaptoacetic acid
β-carboxymethylsulfanyl-isobutyric acid
Conditions | Yield |
---|---|
With sodium hydroxide |
3-bromo-2-methylpropionic acid
hydroquinone
Conditions | Yield |
---|---|
With potassium hydroxide; potassium carbonate |
3-bromo-2-methylpropionic acid
2-Naphthalenethiol
Conditions | Yield |
---|---|
With sodium hydroxide |
3-bromo-2-methylpropionic acid
l-cysteine hydrochloride
S-(2-D,L-carboxy-n-propyl)-L-cysteine
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol |
methanol
3-bromo-2-methylpropionic acid
naphthalen-2-ylamine
2-Methyl-3--propionsaeure-methylester
Conditions | Yield |
---|---|
(i) NaOnBu, nBuOH, (ii) /BRN= 1098229/, HCl; Multistep reaction; |
3-bromo-2-methylpropionic acid
A
poly(methacrylic acid)
B
hydrogen bromide
3-bromo-2-methylpropionic acid
A
poly(methacrylic acid)
B
hydrogen bromide
3-bromo-2-methylpropionic acid
Conditions | Yield |
---|---|
With zinc(II) oxide In water |
3-bromo-2-methylpropionic acid
3-bromo-2-methyl propan-1-ol
Conditions | Yield |
---|---|
Stage #1: 3-bromo-2-methylpropionic acid With dimethylsulfide borane complex In dichloromethane at -10 - 20℃; for 20h; Stage #2: With hydrogenchloride; dihydrogen peroxide In dichloromethane; water at 20℃; for 2h; | 6.6 g |
3-bromo-2-methylpropionic acid
Conditions | Yield |
---|---|
Stage #1: methyl 6-(trifluoromethyl)-1H-indole-2-carboxylate With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.25h; Inert atmosphere; Stage #2: 3-bromo-2-methylpropionic acid In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere; |
3-bromo-2-methylpropionic acid
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 0 - 70℃; for 2h; | 45 mg |
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