1.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:4260-20-2
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:4260-20-2
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:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:4260-20-2
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
Type:Lab/Research institutions
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 have s
Cas:4260-20-2
Min.Order:10 Kilogram
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:4260-20-2
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:4260-20-2
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:4260-20-2
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:4260-20-2
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryJ&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirybest seller Application:API
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Manufacturers
inquiryhight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry4(3H)-Quinazolinone, 3-(2-bromophenyl)-2-methyl- CAS NO.4260-20-2 Application:4(3H)-Quinazolinone, 3-(2-bromophenyl)-2-methyl- CAS NO.4260-20-2
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Other
inquirybest seller Application:API
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Trading Company
inquirySupply top quality products with a reasonable price Application:api
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 highl
Cas:4260-20-2
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
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirylaboratory Application:Synthetic building block
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry4(3H)-Quinazolinone, 3-(2-bromophenyl)-2-methyl- CAS NO.4260-20-2Appearance:powder crystal Storage:Keep in dry and cool place Package:Jinbo with Application:used in medical research Transportation:By express (Door to door) such as FEDEX, DHL, EMS for
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryThe factory supplies Application:manufacturing supplies
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
best seller Application:API
Cas:4260-20-2
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
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Trading Company
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
We are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry4(3H)-Quinazolinone, 3-(2-bromophenyl)-2-methyl- CAS NO.4260-20-2 Application:used in medical research
We supply Legal Highs including Herbal Blends and Research Powders, Capsules and Pills to England, Scotland, Wales, Northern Ireland, France, Italy, Spain, Germany and most of Europe. We import and export chemicals daily. We source our chemicals fr
4(3H)-Quinazolinone, 3-(2-bromophenyl)-2-methyl- CAS NO.4260-20-2 Application:4(3H)-Quinazolinone, 3-(2-bromophenyl)-2-methyl- CAS NO.4260-20-2
Cas:4260-20-2
Min.Order:0
Negotiable
Type:Trading Company
inquiry2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane at 20℃; for 0.5h; Green chemistry; | 81% |
isatoic anhydride
Triethyl orthoacetate
2-bromoaniline
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
In neat (no solvent) at 120℃; for 4h; Temperature; Green chemistry; | 70% |
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate; oxygen at 110℃; Sealed tube; Green chemistry; | 67% |
2-amino-N-(2-bromophenyl)benzamide
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate; oxygen at 110℃; Sealed tube; Green chemistry; | 67% |
2-bromoaniline
o-acetylamino-benzoic acid
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
With phosphorus trichloride In toluene for 3h; Heating; | 29% |
2-methyl-4-oxo-3,1-benzoxazine
2-bromoaniline
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
With acetic acid Heating; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: AcOH / Heating 2: AcOH / Heating View Scheme |
2-Nitro-benzoesaeure-<2-brom-anilid>
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: ammonium chloride; zinc / tetrahydrofuran; water / 20 °C 2: L-Tartaric acid; N,N'-Dimethylurea / 90 °C / Green chemistry 3: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane / 0.5 h / 20 °C / Green chemistry View Scheme |
2-amino-N-(2-bromophenyl)benzamide
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: L-Tartaric acid; N,N'-Dimethylurea / 90 °C / Green chemistry 2: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane / 0.5 h / 20 °C / Green chemistry View Scheme | |
Multi-step reaction with 2 steps 1: oxygen; p-toluenesulfonic acid monohydrate / water / 110 °C / Sealed tube; Green chemistry 2: oxygen; p-toluenesulfonic acid monohydrate / 110 °C / Sealed tube; Green chemistry View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 3 h / 0 - 20 °C 2: triethylamine / dichloromethane 3: ammonium chloride; zinc / tetrahydrofuran; water / 20 °C 4: L-Tartaric acid; N,N'-Dimethylurea / 90 °C / Green chemistry 5: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane / 0.5 h / 20 °C / Green chemistry View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: triethylamine / dichloromethane 2: ammonium chloride; zinc / tetrahydrofuran; water / 20 °C 3: L-Tartaric acid; N,N'-Dimethylurea / 90 °C / Green chemistry 4: 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane / 0.5 h / 20 °C / Green chemistry View Scheme |
isonicotinic acid ethylester
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
3-(2-Bromo-phenyl)-2-(2-oxo-2-pyridin-4-yl-ethyl)-3H-quinazolin-4-one
Conditions | Yield |
---|---|
With sodium hydride In 1,2-dimethoxyethane Heating; | 70% |
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
A
2-Methyl-3-phenyl-4(3H)-quinazolinone
Conditions | Yield |
---|---|
With sodium tetrahydroborate; (R)-DTBM-SEGPHOS; palladium diacetate In N,N-dimethyl-formamide at 0℃; | A 54% B 22% C n/a |
Conditions | Yield |
---|---|
With acetic anhydride; zinc(II) chloride In 1,4-dioxane Heating; |
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
(+)-methaqualone
(-)-methaqualone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: palladium diacetate; sodium tetrahydroborate; (R)-DTBM-SEGPHOS / N,N-dimethyl-formamide / 0 °C 2: palladium diacetate; 1,3-bis-(diphenylphosphino)propane; potassium phosphate / 1,4-dioxane / 22 h / 45 °C View Scheme |
2-methyl-3-(o-bromophenyl)-4(3H)-quinazolinone
Conditions | Yield |
---|---|
With silica gel In hexane; ethyl acetate | 28 mg |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View