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:78-26-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:78-26-2
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:78-26-2
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Trading Company
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:78-26-2
Min.Order:1
Negotiable
Type:Other
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:78-26-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryNow we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical Intermediate ( such as diabtes series, Anti
Cas:78-26-2
Min.Order:1 Kilogram
FOB Price: $1.0
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:78-26-2
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
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:78-26-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAppearance:white crystalline solid Storage:R.T Package:25kg/drum Application:Used in organic synthesis. An intermediate of the weak tranquilizer aminopropylene ester. Transportation:Express/Sea/Air Port:Any port in China
Cas:78-26-2
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
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:78-26-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
Cas:78-26-2
Min.Order:1 Kilogram
FOB Price: $140.0 / 180.0
Type:Trading Company
inquiry2-Methyl-2-propyl-1,3-propanediol CAS:78-26-2 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:78-26-2
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:78-26-2
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:78-26-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda
Cas:78-26-2
Min.Order:1 Kilogram
FOB Price: $10.0
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:78-26-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:78-26-2
Min.Order:1 Gram
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:78-26-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
our strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery
Cas:78-26-2
Min.Order:1 Gram
Negotiable
Type:Other
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:78-26-2
Min.Order:1 Gram
FOB Price: $1.0
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:78-26-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermed
Cas:78-26-2
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct name: 2-Methyl-2-Propyl-1,3-Propanediol CAS No.:78-26-2 Molecule Formula:C7H16O2 Molecule Weight:132.20 Purity: 99.0% Package: 25kg/drum Description:White or almost white powder Manufacture Standards:Enterprise Standard
Cas:78-26-2
Min.Order:1 Kilogram
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:78-26-2
Min.Order:1 Kilogram
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:78-26-2
Min.Order:0
Negotiable
Type:Trading Company
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:78-26-2
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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 api, intermediat
Cas:78-26-2
Min.Order:1 Kilogram
FOB Price: $777.0 / 888.0
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:78-26-2
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiry5-Methyl-5-n-propyl-1,3-dioxan-2-one
A
methanol
B
2-methyl-2-propyl-1,3-propanediol
Conditions | Yield |
---|---|
With (bis[(2-diisopropylphosphino)ethyl]amine)Mn(CO)2Br; hydrogen; sodium t-butanolate In tetrahydrofuran at 120℃; under 22502.3 Torr; for 26h; Schlenk technique; Glovebox; Autoclave; | A 94% B 98% |
Conditions | Yield |
---|---|
With potassium hydroxide; water |
methylpropylpropanedioic acid diethyl ester
2-methyl-2-propyl-1,3-propanediol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; diethyl ether | |
Stage #1: methylpropylpropanedioic acid diethyl ester With lithium aluminium tetrahydride In tetrahydrofuran at 20℃; for 2h; Stage #2: With water In tetrahydrofuran |
Conditions | Yield |
---|---|
With hydrogenchloride determination of concentration by ammonia selective electrodes; |
Conditions | Yield |
---|---|
With pyridine; <(chlorosulfinyloxy)methylene>dimethylammonium chloride In dichloromethane at 20℃; for 6h; | 98% |
With toluene-4-sulfonic acid Heating; Yield given; |
Conditions | Yield |
---|---|
With pyridine; <(chlorosulfinyloxy)methylene>dimethylammonium chloride In dichloromethane at 20℃; for 6h; | 98% |
Conditions | Yield |
---|---|
With pyridine; <(chlorosulfinyloxy)methylene>dimethylammonium chloride In dichloromethane at 20℃; for 6h; | 97% |
With toluene-4-sulfonic acid Heating; Yield given; |
Conditions | Yield |
---|---|
With pyridine; <(chlorosulfinyloxy)methylene>dimethylammonium chloride In dichloromethane at 20℃; for 6h; | 96% |
With toluene-4-sulfonic acid Heating; Yield given; |
Conditions | Yield |
---|---|
With pyridine; <(chlorosulfinyloxy)methylene>dimethylammonium chloride In dichloromethane at 20℃; for 6h; | 96% |
With toluene-4-sulfonic acid Heating; Yield given; |
2-methyl-2-propyl-1,3-propanediol
2-methyl-2-[(nitrooxy)methyl]pentyl nitrate
Conditions | Yield |
---|---|
With nitric acid; acetic anhydride at 15 - 20℃; for 1h; | 90% |
With nitric acid; acetic anhydride at 15 - 20℃; for 1h; Cooling with ice; |
2-methyl-2-propyl-1,3-propanediol
N-isopropylformamide
N-Mono-isopropyl-2-methyl-2-n-propylpropane-1,3-diol carbamate
Conditions | Yield |
---|---|
With dihydrogen peroxide; dicyclohexyl-carbodiimide at 30℃; for 4h; Temperature; Reagent/catalyst; | 82% |
2,3-dimethoxythiophene
2-methyl-2-propyl-1,3-propanediol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 110℃; for 24h; | 80% |
Conditions | Yield |
---|---|
In dichloromethane byproducts: HCl; (Ar or N2); to a soln. of 2-methyl-2-propyl-1,3-propanediol added a soln. of VOCl3 and stirred for 30 min; pentane added; stirred for 1 h; evapd.; filtered; elem. anal.; | 77.4% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 15h; | 69% |
Conditions | Yield |
---|---|
With iron(II) bromide In 1,4-dioxane at 150℃; for 6h; Inert atmosphere; Sealed tube; | 65% |
With propan-1-ol; aluminum isopropoxide | |
With aluminum tri-n-butoxide; butan-1-ol | |
With lead acetate at 160℃; |
2-methyl-2-propyl-1,3-propanediol
3,4-bis(phenylsulfonyl)-1,2,5-oxadiazole 2-oxide
Conditions | Yield |
---|---|
With sodium hydroxide In tetrahydrofuran; water at 5℃; for 0.5h; | 63% |
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; for 12h; | 55.1% |
2-methyl-2-propyl-1,3-propanediol
Conditions | Yield |
---|---|
In cyclohexane | 40% |
Conditions | Yield |
---|---|
With dipotassium peroxodisulfate; sulfuric acid; silver nitrate In water; acetone at 50℃; for 24h; Inert atmosphere; Sealed tube; regioselective reaction; | 32% |
phosgene
2-methyl-2-propyl-1,3-propanediol
5-Methyl-5-n-propyl-1,3-dioxan-2-one
Conditions | Yield |
---|---|
With antipyrine; chloroform |
Conditions | Yield |
---|---|
With antipyrine; chloroform; toluene und Behandeln der Reaktionsloesung mit Ammoniak; | |
(i), (ii) aq. NH3; Multistep reaction; |
phosgene
2-methyl-2-propyl-1,3-propanediol
2-methyl-1-phenylcarbamoyloxy-2-(phenylcarbamoyloxy-methyl)-pentane
Conditions | Yield |
---|---|
und anschliessend mit Anilin; |
phosgene
2-methyl-2-propyl-1,3-propanediol
1-(4-ethoxy-phenylcarbamoyloxy)-2-[(4-ethoxy-phenylcarbamoyloxy)-methyl]-2-methyl-pentane
Conditions | Yield |
---|---|
anschliessend Behandeln mit p-Phenetidin; |
diphenylacetic acid chloride
2-methyl-2-propyl-1,3-propanediol
A
diphenyl-acetic acid-(2-hydroxymethyl-2-methyl-pentyl ester)
B
2,2-bis-(diphenylacetoxy-methyl)-pentane
Conditions | Yield |
---|---|
With pyridine; tetrachloromethane |
Conditions | Yield |
---|---|
With pyridine; diethyl ether |
2-methyl-2-propyl-1,3-propanediol
4-methylvaleroyl chloride
2,2-bis-(4-methyl-valeryloxymethyl)-pentane
Conditions | Yield |
---|---|
With pyridine; diethyl ether |
2-methyl-2-propyl-1,3-propanediol
1-bromo-2-bromomethyl-2-methyl-pentane
Conditions | Yield |
---|---|
With phosphorus tribromide |
2-methyl-2-propyl-1,3-propanediol
2-Methylpentanoic acid
Conditions | Yield |
---|---|
With potassium permanganate |
2-methyl-2-propyl-1,3-propanediol
2-hydroxymethyl-2-methyl-valeric acid
Conditions | Yield |
---|---|
With sodium hydroxide; potassium permanganate |
2-methyl-2-propyl-1,3-propanediol
1-(4-methoxy-phenylcarbamoyloxy)-2-[(4-methoxy-phenylcarbamoyloxy)-methyl]-2-methyl-pentane
Conditions | Yield |
---|---|
With COCl2 anschliessend Behandeln mit p-Anisidin; |
2-methyl-2-propyl-1,3-propanediol
benzyl chloride
3-benzyloxy-2-methyl-2-propyl-propan-1-ol
Conditions | Yield |
---|---|
With sodium hydroxide |
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