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:120511-84-4
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:120511-84-4
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Type:Manufacturers
inquiryCyromazine golden supplier /Hot sale 66215-27-8 immediately delivery Product Description Product Name Cyromazine CAS number 66215-27-8 Molecular form
Cas:120511-84-4
Min.Order:1 Kilogram
FOB Price: $11.0 / 16.0
Type:Manufacturers
inquiryUnique advantages of 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide Cas 120511-84-4 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White or almost white powder Storage:cool dry place Pack
Cas:120511-84-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
Cas:120511-84-4
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
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:120511-84-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiry3,5-Bis(2-cyanoprop-2-yl)benzyl bromide Basic information Product Name: 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide Synonyms: 5-(BROMOMETHYL)-A,A,A,A-TETRAMETHYL-1,3-BENZENEDIACETONITRILE;5-
Cas:120511-84-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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 manufacturin
Cas:120511-84-4
Min.Order:1 Kilogram
FOB Price: $100.0 / 150.0
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:120511-84-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:120511-84-4
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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 ♦ W
Cas:120511-84-4
Min.Order:1 Kilogram
FOB Price: $7.0 / 9.0
Type:Trading Company
inquiryProduct Name: 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide CAS: 120511-84-4 MF: C15H17BrN2 MW: 305.21 Appearance:White powder Storage:RT. Package:drum Applic
Cas:120511-84-4
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiryWe are concentrating on APIs and pharmaceutical intermediates. With in depth knowledge and understanding in this industry, we are indulged in supplying a wide assortments of 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide from Wuhan, Hu
Cas:120511-84-4
Min.Order:1 Kilogram
FOB Price: $1.0
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:120511-84-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
Cas:120511-84-4
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 prese
Cas:120511-84-4
Min.Order:1 Kilogram
FOB Price: $254.0 / 269.0
Type:Trading Company
inquiry3,5-Bis(2-cyanoprop-2-yl)benzyl bromide CAS:120511-84-4 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
Cas:120511-84-4
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:120511-84-4
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:120511-84-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
Cas:120511-84-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 3,5-Bis(2-cyanoprop-2-yl)benzyl bromide Synonyms: 5-(BROMOMETHYL)-A,A,A,A-TETRAMETHYL-1,3-BENZENEDIACETONITRILE;5-BROMOMETHYL-A,A,A',A'-TETRAMETHYL-1,3-BENZENEDIACETONITRILE;5-(BROMOMETHYL)-ALPHA,ALPHA,ALPHA,ALPHA-TETRAMETH
Cas:120511-84-4
Min.Order:100 Gram
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:120511-84-4
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:120511-84-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryChemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
Cas:120511-84-4
Min.Order:100 Gram
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:120511-84-4
Min.Order:10 Gram
FOB Price: $100.0
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 providing h
Cas:120511-84-4
Min.Order:0
Negotiable
Type:Other
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:120511-84-4
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:10g/bag,or as your request Application:Used as Pharmaceutical Intermediates Transporta
Cas:120511-84-4
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryProduct name: 3,5-Bis(1-Cyano-1-Methylethyl)Bromomethyl Benzene CAS No.:120511-84-4 Molecule Formula:C15H17BrN2 Molecule Weight:305.21 Purity: 95.0% Package: 25kg/drum Description:White or off-white powder Manufacture Standards:Enterp
Cas:120511-84-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
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:120511-84-4
Min.Order:0
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Type:Trading Company
inquiry3,5-bis(2-cyanoprop-2-yl)toluene
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
With N-Bromosuccinimide; dibenzoyl peroxide In tetrachloromethane for 2 - 2.5h; Heating / reflux; | 87% |
With N-Bromosuccinimide In dichloromethane for 4h; Product distribution / selectivity; UV-irradiation; Heating / reflux; | 85% |
With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) In acetonitrile at 75 - 80℃; for 3h; Solvent; Reagent/catalyst; | 85% |
1,2,4-Triazole
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
anastrozol
Conditions | Yield |
---|---|
With potassium tert-butylate In toluene at 9 - 21℃; for 4.5h; | 100% |
With tetrabutylammomium bromide; potassium hydroxide In water; toluene at 75 - 80℃; for 2h; Solvent; Temperature; Reagent/catalyst; | 82% |
With tetrabutylammomium bromide; potassium carbonate; potassium hydroxide In toluene at 85 - 90℃; for 5h; | 47% |
4-amino-1,2,4-triazole
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
In acetonitrile for 12h; Reflux; | 93% |
In isopropyl alcohol at 0 - 85℃; for 10 - 10.5h; | 65% |
In isopropyl alcohol at 20 - 85℃; | |
In isopropyl alcohol at 80 - 85℃; for 5h; | |
for 3h; Reflux; Industrial scale; |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
Conditions | Yield |
---|---|
Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; Stage #2: With hydrogenchloride In DMF (N,N-dimethyl-formamide); water; toluene Product distribution / selectivity; | 84% |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
With magnesium; methyl iodide In tetrahydrofuran at 65 - 70℃; for 2h; Reagent/catalyst; Grignard Reaction; Inert atmosphere; | 46.2% |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
anastrozol
Conditions | Yield |
---|---|
Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole In N,N-dimethyl-formamide at 45 - 50℃; for 4h; Stage #2: With hydrogenchloride; water at 50℃; pH=2; Stage #3: With ammonia In water at 0 - 5℃; pH=8 - 9; | 34% |
In N,N-dimethyl-formamide at 20℃; for 1h; | 34% |
In N,N-dimethyl-formamide at 20℃; for 1h; | 34% |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
2,2'-[5-(1H-1,2,4-triazol-1-ylmethyl)-1,3-phenylene]-di(2-methylpropionitrile) hydrobromide
Conditions | Yield |
---|---|
Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; Stage #2: With hydrogen bromide In DMF (N,N-dimethyl-formamide); water; toluene |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
Conditions | Yield |
---|---|
Stage #1: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile; sodium triazole With potassium carbonate In DMF (N,N-dimethyl-formamide) at 20℃; for 4h; Stage #2: With hydrogenchloride In toluene for 0.25h; Product distribution / selectivity; |
1,2,4-Triazole
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
Conditions | Yield |
---|---|
Stage #1: 1,2,4-Triazole; 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile With potassium carbonate In DMF (N,N-dimethyl-formamide); isopropyl alcohol at 20℃; for 20h; Stage #2: With hydrogenchloride In toluene for 2h; Product distribution / selectivity; |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
anastrozol
Conditions | Yield |
---|---|
Stage #1: 1,2,4-Triazole With sodium hydroxide In 1-methyl-pyrrolidin-2-one at 20 - 60℃; for 14 - 55h; Stage #2: 2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile In 1-methyl-pyrrolidin-2-one at -26 - -20℃; for 18 - 26h; Stage #3: With acetic acid In 1-methyl-pyrrolidin-2-one pH=6.5 - 7; Product distribution / selectivity; |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
(1-tritylimidazol-4-yl)carboxaldehyde
2,2'-[5-(5-formylimidazol-1-yl)-1,3-phenylene]-di(2-methylpropiononitrile)
Conditions | Yield |
---|---|
With acetic acid In methanol; chloroform; water; acetonitrile |
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
sodium triazole
A
3,5-bis(2-cyanoprop-2-yl)toluene
B
α,α,α',α'-tetramethyl-5-(4H-1,2,4-triazol-4ylmethyl)-1,3-benzene-diacetonitrile
C
anastrozol
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at -10 - -5℃; for 0.75h; Product distribution / selectivity; |
1,2,4-Triazole
2-[3-bromomethyl-5-(cyanodimethylmethyl)phenyl]-2-methylpropanenitrile
A
α,α,α',α'-tetramethyl-5-(4H-1,2,4-triazol-4ylmethyl)-1,3-benzene-diacetonitrile
B
anastrozol
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide for 2h; Product distribution / selectivity; Reflux; | |
With potassium carbonate In toluene at 9 - 21℃; for 4.5h; Overall yield = 71.8 %; Overall yield = 42.14 g; |
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