The 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
Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
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 according to the contract research and development services for the fine c
Cas:103-38-8
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:103-38-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:103-38-8
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:103-38-8
Min.Order:1 Gram
FOB Price: $10000.0
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:103-38-8
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:103-38-8
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
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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:103-38-8
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:103-38-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
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,
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Lower 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
high 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
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
high 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
Butanoic acid,3-methyl-, phenylmethyl esterAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:Sea/air/courier
Cas:103-38-8
Min.Order:0
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
Butanoic acid,3-methyl-, phenylmethyl ester cas 103-38-8Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:103-38-8
Min.Order:0
Negotiable
Type:Other
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25g Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
The factory supplies Application:manufacturing supplies
Cas:103-38-8
Min.Order:0
Negotiable
Type:Trading Company
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Colorless liquid with the fragrance of flowers, herbs, and like apple and blue cheese aroma. The boiling point of 246 ℃. Soluble in ethanol and most of the volatile oil, slightly soluble in propylene glycol, insoluble in glycerin and water. Type
Price, 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
Cas:103-38-8
Min.Order:0
Negotiable
Type:Trading Company
inquiryYinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi
Conditions | Yield |
---|---|
titanium tetrachloride In toluene for 4h; Heating; | 98% |
titanium tetrachloride In toluene for 4h; Heating / reflux; | 98% |
C12H16N2O2
benzyl isovalerate
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In chloroform for 24h; Reflux; | 80% |
benzyl crotonate
methylcopper
benzyl isovalerate
Conditions | Yield |
---|---|
With chloromethylsilane In dichloromethane for 4h; Ambient temperature; | 76% |
3-methyl-1-oxobutan-2-yl 4-nitrobenzoate
benzyl alcohol
benzyl isovalerate
Conditions | Yield |
---|---|
With 2-mesityl-6,7-dihydro-5H-pyrrolo[2,1-c][1,2,4]triazol-2-ium tetrafluoroborate; triethylamine In tetrahydrofuran at 20℃; for 16h; Inert atmosphere; | 74% |
Conditions | Yield |
---|---|
With 1,4-bis[2,6-di(2-propyl)phenyl]-3-phenyl-1H-1,2,4-triazol-4-ium chloride; N-ethyl-N,N-diisopropylamine at 100℃; for 10h; | 72% |
aluminum ethoxide
benzaldehyde
isovaleraldehyde
A
isoamyl benzoate
B
benzyl isovalerate
benzaldehyde
isovaleraldehyde
A
isoamyl benzoate
B
benzyl isovalerate
Conditions | Yield |
---|---|
With aluminum ethoxide |
Conditions | Yield |
---|---|
With pyridine |
Conditions | Yield |
---|---|
With sulfuric acid | |
at 280 - 300℃; beim Leiten ueber TiO2; | |
unter Entfernung des gebildeten Wassers; |
benzaldehyde di(neopentyl) acetal
A
isoamyl benzoate
B
((isopentyloxy)methyl)benzene
C
benzyl isovalerate
D
α-isopropyl cinnamaldehyde
E
benzaldehyde
F
benzyl alcohol
Conditions | Yield |
---|---|
With antimonypentachloride In 1,2-dichloro-ethane at 30℃; for 0.5h; Product distribution; Mechanism; action of Lewis acids, ferric chloride also used; |
Conditions | Yield |
---|---|
boron trifluoride diethyl etherate In diethyl ether at 25℃; Rate constant; Mechanism; var. conc. of cat.; |
Conditions | Yield |
---|---|
With 2-mesityl-6,7-dihydro-5H-pyrrolo[2,1-c][1,2,4]triazol-2-ium tetrafluoroborate; 1H-imidazole; caesium carbonate In toluene at 20℃; Inert atmosphere; |
3-methyl-1-oxobutan-2-yl o-nitrobenzoate
benzyl alcohol
benzyl isovalerate
Conditions | Yield |
---|---|
With 2-mesityl-6,7-dihydro-5H-pyrrolo[2,1-c][1,2,4]triazol-2-ium tetrafluoroborate; triethylamine In toluene at 20℃; Inert atmosphere; |
3-methyl-1-oxobutan-2-yl m-nitrobenzoate
benzyl alcohol
benzyl isovalerate
Conditions | Yield |
---|---|
With 2-mesityl-6,7-dihydro-5H-pyrrolo[2,1-c][1,2,4]triazol-2-ium tetrafluoroborate; triethylamine In toluene at 20℃; Inert atmosphere; |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: difluoro[4-(trifluoromethyl)phenyl]-λ3-bromane / dichloromethane / 3 h / 0 °C / Inert atmosphere 2: triethylamine / dichloromethane / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: dibromoisocyanuric acid / dichloromethane / 2 h / 20 °C 2: N-ethyl-N,N-diisopropylamine; dmap / dichloromethane / 0.33 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
With dmap; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 0.333333h; | 348 mg |
carbon dioxide
benzyl isovalerate
2-((benzyloxy)carbonyl)-3-methylbutanoic acid
Conditions | Yield |
---|---|
With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -70℃; for 0.333333h; | 88% |
Conditions | Yield |
---|---|
With diisopropylamine; lithium diisopropyl amide In tetrahydrofuran; hexane -78 deg C, 1 h; -78 deg C to room temp., 35 min; | 77% |
benzyl isovalerate
N-butoxycarbonyl-L-phenylalanine anhydride
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 63% |
benzyl isovalerate
BOC-L-alanine-NCA
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 59% |
benzyl isovalerate
Nα-carbobenzyloxy-L-phenylalanine N-carboxanhydride
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 52% |
benzyl isovalerate
(S)-4-Benzyloxymethyl-2,5-dioxo-oxazolidine-3-carboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 50% |
benzyl isovalerate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 50% |
Conditions | Yield |
---|---|
Stage #1: benzyl isovalerate With lithium diisopropyl amide In tetrahydrofuran at -78 - 0℃; Stage #2: bromoacetic acid tert-butyl ester In tetrahydrofuran at 0 - 20℃; Further stages.; | 48% |
benzyl isovalerate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 46% |
benzyl isovalerate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 43% |
benzyl isovalerate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 42% |
benzyl isovalerate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 0.166667h; | 40% |
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