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:18225-90-6
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Cas:18225-90-6
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Cas:18225-90-6
Min.Order:10 Gram
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Cas:18225-90-6
Min.Order:1 Kilogram
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inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:18225-90-6
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inquiryAcmec 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
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inquiryhigh 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
Cas:18225-90-6
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inquiryfactory?direct?sale Application:healing drugs
Cas:18225-90-6
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inquiry5-Fluoro-1H-benzotriazoleAppearance: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
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:18225-90-6
Min.Order:10 Milligram
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Type:Lab/Research institutions
inquiryBetterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in
Cas:18225-90-6
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiry1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi
FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 5-Fluoro-1H-benzotriazole, CAS:18225-90-6 with the most competitive price and the bes
Shanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por
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Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen
Cas:18225-90-6
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inquiry4-fluoro-1,2-phenylenediamine
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With tert.-butylnitrite In acetonitrile at 27 - 29℃; for 0.25h; | 95% |
With acetic acid; sodium nitrite In water at 0 - 20℃; | 85% |
With acetic acid; sodium nitrite In water at 20℃; Cooling with ice; | 85% |
With acetic acid; sodium nitrite In water at 4 - 50℃; | 60% |
1-azido-2-bromo-4-fluorobenzene
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; hexane at -85 - 20℃; | 92% |
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With sodium azide; 18-crown-6 ether; cesium fluoride In acetonitrile at 70℃; for 12h; Inert atmosphere; | 50% |
4-fluoro-1,2-phenylenediamine
B
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With acetic acid; sodium nitrite In water at 4 - 70℃; stereoselective reaction; |
4-fluoroaniline
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N-Bromosuccinimide / dichloromethane / 0 - 5 °C / Schlenk technique; Inert atmosphere 2.1: sulfuric acid / water / Heating 2.2: 1 h / 0 - 5 °C 2.3: 4 h / 10 - 20 °C 3.1: n-butyllithium / tetrahydrofuran; hexane / -85 - 20 °C View Scheme |
2-bromo-4-fluoroaniline
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sulfuric acid / water / Heating 1.2: 1 h / 0 - 5 °C 1.3: 4 h / 10 - 20 °C 2.1: n-butyllithium / tetrahydrofuran; hexane / -85 - 20 °C View Scheme |
Methyl phenyldiazoacetate
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With tert.-butylnitrite; p-benzoquinone In dichloromethane at 20℃; for 48h; Irradiation; | 86% |
4-tert-Butylstyrene
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
Stage #1: 4-tert-Butylstyrene; 5-fluoro-1H-benzo[d][1,2,3]triazole With N-iodo-succinimide In chloroform at 30℃; for 0.0833333h; Stage #2: With potassium carbonate In methanol for 12h; Reflux; Overall yield = 80 %; regioselective reaction; | A 75% B n/a |
5-fluoro-1H-benzo[d][1,2,3]triazole
1,3-chlorobromopropane
Conditions | Yield |
---|---|
With potassium carbonate In MeCN at 20℃; for 72h; | 65% |
1-[2-(2,4-difluorophenyl)-2,3-epoxypropyl]-1H-1,2,4-triazole
5-fluoro-1H-benzo[d][1,2,3]triazole
A
2-(2,4-difluorophenyl)-1-(6-fluoro-1H-benzo[d][1,2,3]-triazol-1-yl)-3-(1H-1,2,4-triazol-1-yl)propan-2-ol
B
2-(2,4-difluorophenyl)-1-(5-fluoro-1H-benzo[d][1,2,3]-triazol-1-yl)-3-(1H-1,2,4-triazol-1-yl)propan-2-ol
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 40 - 80℃; | A 14.9% B 35.7% |
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran at 20℃; for 16h; Inert atmosphere; | A 33% B 22% C 18% |
5-fluoro-1H-benzo[d][1,2,3]triazole
5-fluoro-4,6,7-tribromo-1H-benzotriazole
Conditions | Yield |
---|---|
With bromine; nitric acid In water at 130℃; for 15h; | 22% |
5-fluoro-1H-benzo[d][1,2,3]triazole
(2R)-3-bromo-N-[4-cyano-3-(trifluoromethyl)phenyl]-2-hydroxy-2-methylpropanamide
Conditions | Yield |
---|---|
Stage #1: 5-fluoro-1H-benzo[d][1,2,3]triazole With sodium hydride In tetrahydrofuran; mineral oil for 3h; Inert atmosphere; Cooling with ice; Stage #2: (2R)-3-bromo-N-[4-cyano-3-(trifluoromethyl)phenyl]-2-hydroxy-2-methylpropanamide In tetrahydrofuran; mineral oil at 20℃; Inert atmosphere; | 12.6% |
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium carbonate / MeCN / 72 h / 20 °C 2.1: potassium iodide / acetone / 2 h 2.2: 72 h / 60 °C View Scheme |
1-methylindole
5-fluoro-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With ammonium iodide In dimethyl sulfoxide; acetonitrile at 20℃; Electrochemical reaction; Green chemistry; Overall yield = 35 percent; Overall yield = 27.3 mg; |
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