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:51-20-7
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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
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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
Cangzhou 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, intermedi
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Product Description Product website: http://www.finerchem.com/pro01en/id/1512.html Product Name 5-Bromouracil CAS No. 51-20-7
Our 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
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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:51-20-7
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Cas:51-20-7
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inquiryProduct Name: 5-Bromouracil Synonyms: 5-BROMO-PYRIMIDIN-2,4-DIOL;5-BROMOURACIL (5-BROMO-2,4-DIHYDROXYPYRIMIDINE);5-BROMOURACIL extrapure;5-Bromo-2,4-pyrimidinedione;5-Bromo-1,2,3,4-tetrahydropyrimidine-2,4-
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Cas:51-20-7
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Cas:51-20-7
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Cas:51-20-7
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inquiry5-Bromouracil CAS:51-20-7 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 organic intermediates,
Cas:51-20-7
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Cas:51-20-7
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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:51-20-7
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inquiryPRODUCT DETAILS
Cas:51-20-7
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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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Lorcaserin(856681-05-5)is an orally administered agent and a selective 5-HT2C receptor agonist for the treatment of obesity. It had been approved for marketing in US by FDA on 27 June in 2012. In clinical studies, lorcaserin h
Cas:51-20-7
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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
Our 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
Company 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
NewCan Biotech Limited was established in 2021 and is primarily engaged in the research, development, production, and sales of sugars, nucleosides, nucleotides, phosphorylated monomers, as well as next-generation antiviral and antitumor drug intermed
Cas:51-20-7
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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
A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Why Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu
Conditions | Yield |
---|---|
With 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; acetic anhydride; acetic acid at 50℃; for 1.5h; Temperature; Reagent/catalyst; | 99.9% |
With 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; acetic anhydride; acetic acid at 50℃; for 1.5h; Temperature; Reagent/catalyst; | 99.9% |
With N-Bromosuccinimide; montmorillonite K-10; tetrabutylammomium bromide for 0.0666667h; microwave irradiation; | 96% |
5,5'-mercuribis(uracil)
5-bromouracil
Conditions | Yield |
---|---|
With bromine; potassium bromide In water at 80℃; for 0.5h; | 84% |
5-bromo-2,4-bis(4-methoxybenzyloxy)pyrimidine
5-bromouracil
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 20℃; for 0.25h; | 84% |
5-bromo-2,4-dimethoxypyrimidine
5-bromouracil
Conditions | Yield |
---|---|
With hydrogenchloride | 83% |
5-bromouracil
Conditions | Yield |
---|---|
With bromine; potassium bromide In water; acetonitrile at 80℃; for 0.5h; | 77% |
Conditions | Yield |
---|---|
With Bromoform In dichloromethane for 40h; Irradiation; | A 7% B 53% |
Conditions | Yield |
---|---|
With bromine In water for 7h; Heating; | 40% |
3-(3,4-dihydro-5-bromo-2,4-dioxo-(2H)pyrimidin-1-yl)propanoic acid methyl ester
ethanolamine
A
5-bromouracil
B
3-(5-bromo-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-N-(2-hydroxyethyl)-propanamide
C
N-(2-hydroxyethyl)-3-[5-(2-hydroxyethylamino)-2,4-dioxo-3,4-dihydro(2H)pyrimidin-1-yl]propanamide
Conditions | Yield |
---|---|
In methanol for 12h; Reflux; | A 32% B 30% C 35% |
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; | A 30% B 20% |
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; | A 30% B 18% |
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; | A 30% B 21% |
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; | A 30% B 22% |
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; | A 30% B 20% |
5,5-dibromo-6-hydroxy-5,6-dihydrouracil
A
5-bromouracil
B
[5,5']bipyrimidinyl-2,4,6,2',4',6'-hexaone
Conditions | Yield |
---|---|
With water |
5-bromouracil
Conditions | Yield |
---|---|
With hydrogenchloride |
5-bromo-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid
5-bromouracil
Conditions | Yield |
---|---|
With bromine In tetrachloromethane; water at 25℃; for 1h; Title compound not separated from byproducts; | A 17 % Spectr. B 73 % Spectr. |
5-bromouracil
Conditions | Yield |
---|---|
With hydroxylamine at 25℃; Equilibrium constant; var. pH; |
hydrogenchloride
5,5-dibromo-6-hydroxy-5,6-dihydrouracil
water
5-bromouracil
Conditions | Yield |
---|---|
at 25℃; Rate constant; |
5-bromouracil
Conditions | Yield |
---|---|
With hydrogenchloride |
5-bromouracil
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With hydrogen bromide; bromine |
Conditions | Yield |
---|---|
Mechanism; |
2,4-dichloro-5-bromopyrimidine
antimony(III) fluoride
A
5-fluorouracil
B
5-bromouracil
Conditions | Yield |
---|---|
In dimethylsulfoxide-d6; water Kinetics; byproducts: 5-bromo-6-hydroxy-5,6-dihydrouracil; reduction reaction at 25°C; monitored by NMR-spectroscopy; | |
In dimethylsulfoxide-d6 Kinetics; reduction reaction at 25°C; monitored by (1)H-NMR-spectroscopy; |
Conditions | Yield |
---|---|
With potassium dihydrogenphosphate; E-pyrimidine nucleoside phosphorylase-0002 In aq. buffer at 40℃; for 0.666667h; pH=9; Equilibrium constant; Thermodynamic data; Temperature; Enzymatic reaction; |
Conditions | Yield |
---|---|
With potassium dihydrogenphosphate; E-pyrimidine nucleoside phosphorylase-0002 In aq. buffer at 40℃; for 0.666667h; pH=9; Equilibrium constant; Thermodynamic data; Temperature; Enzymatic reaction; |
1-methyl-piperazine
5-bromouracil
5-(4-methylpiperazin-1-yl) pyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
With pyridine at 150℃; for 0.75h; Microwave irradiation; | 100% |
In neat (no solvent) at 120℃; Microwave irradiation; | 91% |
for 0.25h; Heating; | 65% |
5-bromouracil
C4H4BrN2O2
Conditions | Yield |
---|---|
With H2SO4 glasses Product distribution; Irradiation; | 100% |
5-bromouracil
2,4-dichloro-5-bromopyrimidine
Conditions | Yield |
---|---|
With phosphorus pentachloride In 1,1,2-trichloroethane Reagent/catalyst; Solvent; Reflux; | 99.5% |
With N,N-dimethyl-aniline; trichlorophosphate at 120 - 130℃; for 1.33333h; | 96.6% |
With phosgene; Tributylphosphine oxide at -5 - 125℃; for 1.83333h; Inert atmosphere; | 89.7% |
chloro-trimethyl-silane
5-bromouracil
2,4-bis-(trimethylsilyloxy)-5-bromopyrimidine
Conditions | Yield |
---|---|
With 1,1,1,3,3,3-hexamethyl-disilazane Ambient temperature; | 99% |
With 1,1,1,3,3,3-hexamethyl-disilazane at 140 - 150℃; for 5h; | |
With 1,1,1,3,3,3-hexamethyl-disilazane | |
With ammonium sulfate; 1,1,1,3,3,3-hexamethyl-disilazane for 18h; Heating; |
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 60℃; Aza-Micheal reaction; | 99% |
With tetrabutylammomium bromide; zinc(II) oxide at 100℃; for 0.416667h; Michael addition; microwave irradiation; | 90% |
With tetrabutylammomium bromide at 100℃; for 0.416667h; Microwave irradiation; Neat (no solvent); | 84% |
With Bacillus subtilis alkaline protease EC 3.4.21.14 In dimethyl sulfoxide at 50℃; for 24h; Michael addition; | 68.5% |
Conditions | Yield |
---|---|
at 110℃; for 0.116667h; microwave irradiation; | 98% |
5-bromouracil
acrylic acid methyl ester
3-(3,4-dihydro-5-bromo-2,4-dioxo-(2H)pyrimidin-1-yl)propanoic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: 5-bromouracil With triethylamine In N,N-dimethyl-formamide for 0.0833333h; Michael-type addition; Stage #2: acrylic acid methyl ester In N,N-dimethyl-formamide at 20℃; for 24h; Michael-type addition; regioselective reaction; | 98% |
With triethylamine In N,N-dimethyl-formamide at 60℃; Aza-Micheal reaction; | 97% |
With acylase Amano from Aspergillus oryzae In dimethyl sulfoxide at 50℃; for 3h; Michael addition reaction; | 91 % Chromat. |
With triethylamine In N,N-dimethyl-formamide at 20℃; for 24h; Michael condensation; |
5-bromouracil
acrylic acid n-butyl ester
3-(5-bromo-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)propionic acid butyl ester
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 60℃; Aza-Micheal reaction; | 98% |
5-bromouracil
benzyl-methyl-amine
5-[benzyl(methyl)amino]-1H-pyrimidine-2,4-dione
Conditions | Yield |
---|---|
at 120℃; for 0.0833333h; microwave irradiation; | 97% |
In neat (no solvent) at 120℃; for 1h; Microwave irradiation; | 86% |
at 120℃; for 1h; Microwave irradiation; | 86% |
at 120℃; for 1h; Microwave irradiation; | 86% |
for 0.25h; Heating; |
Conditions | Yield |
---|---|
With oxygen; ozone In acetic acid at 20℃; for 0.75h; Product distribution; | 97% |
Conditions | Yield |
---|---|
at 90℃; for 0.0833333h; microwave irradiation; | 96% |
at 130℃; for 0.25h; | 96% |
at 100℃; for 0.166667h; Microwave irradiation; | 89% |
In neat (no solvent) at 120℃; Microwave irradiation; | 78% |
Conditions | Yield |
---|---|
at 90℃; for 0.166667h; microwave irradiation; | 96% |
Conditions | Yield |
---|---|
In ethanol for 24h; Reflux; | 96% |
5-bromouracil
5-Bromo-4-thioxo-3,4-dihydro-1H-pyrimidin-2-one
Conditions | Yield |
---|---|
With diphosphorus pentasulfide; sodium hydrogencarbonate In diethylene glycol dimethyl ether at 110℃; for 2h; | 95% |
5-bromouracil
benzylamine
5-(benzylamino)dihydropyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
at 110℃; for 0.2h; microwave irradiation; | 95% |
at 160℃; for 2h; | 90% |
for 0.666667h; Inert atmosphere; Heating; neat (no solvent); | 84% |
Heating; Yield given; | |
at 160℃; for 3h; |
Conditions | Yield |
---|---|
at 90℃; for 0.15h; microwave irradiation; | 95% |
5-bromouracil
vinyl acrylate
3-(5-bromouracil-1-yl)propionic acid vinyl ester
Conditions | Yield |
---|---|
With D-aminoacylase from Escherichia coli In dimethyl sulfoxide at 25℃; for 0.416667h; Michael addition; Enzymatic reaction; regioselective reaction; | 95% |
5-bromouracil
ethyl bromoacetate
5-bromo-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidineacetic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: 5-bromouracil With 1,1,1,3,3,3-hexamethyl-disilazane Heating; Stage #2: ethyl bromoacetate In acetonitrile Heating; Further stages.; | 94% |
With ammonium sulfate; 1,1,1,3,3,3-hexamethyl-disilazane; potassium iodide In acetonitrile at 120℃; for 1h; Time; Hilbert-Johnson Synthesis; Microwave irradiation; Autoclave; regioselective reaction; | 62% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 2h; | 55% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; |
1,2,3,5-tetra-O-acetyl-3-C-ethynyl-D-ribo-pentofuranose
5-bromouracil
1-[2,3,5-tri-O-acetyl-3-C-ethynyl-β-D-ribo-pentofuranosyl]-5-bromouracil
Conditions | Yield |
---|---|
With N,O-bis-(trimethylsilyl)-acetamide; trimethylsilyl trifluoromethanesulfonate In acetonitrile at 50℃; for 23h; | 94% |
5-bromouracil
2-fluorobenzylamine
5-[(2-fluorobenzyl)amino]dihydropyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
at 160℃; for 2h; | 94% |
Conditions | Yield |
---|---|
With N,N-dimethyl acetamide at 180℃; for 7h; | 93.8% |
With isopropyl alcohol Product distribution; Mechanism; Quantum yield; Irradiation; deuterated 2-propanol solvents; | |
In ethanol Product distribution; Quantum yield; Mechanism; Irradiation; further solvent; |
5-bromouracil
2,4-Difluoro-benzylamine
5-[(2,4-difluorobenzyl)amino]dihydropyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
at 160℃; for 6h; | 93% |
at 160℃; for 2h; | 91% |
5-bromouracil
2-chloromethyl-1,3,5-trimethylbenzene
5-bromo-1-(mesitylmethyl)pyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
Stage #1: 5-bromouracil With benzenesulfonamide In acetonitrile for 0.25h; Stage #2: 2-chloromethyl-1,3,5-trimethylbenzene In acetonitrile for 20h; Heating; Further stages.; | 93% |
Conditions | Yield |
---|---|
at 180℃; for 0.25h; microwave irradiation; | 92% |
at 195 - 200℃; for 1h; | 77% |
In ethylene glycol Reflux; | 68% |
With hydroquinone In ethylene glycol at 200℃; for 2h; Heating / reflux; | 55% |
5-bromouracil
para-fluorobenzylamine
5-[(4-fluorobenzyl)amino]dihydropyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
at 160℃; for 2h; | 92% |
Conditions | Yield |
---|---|
With zinc(II) oxide at 130℃; for 0.5h; Ionic liquid; | 92% |
5-bromouracil
phenethylamine
5-[(2-phenylethyl)amino]dihydropyrimidine-2,4(1H,3H)-dione
Conditions | Yield |
---|---|
at 160℃; for 2h; | 91% |
Conditions | Yield |
---|---|
In ethanol at 100℃; for 16h; | 90.4% |
With potassium carbonate In tetrahydrofuran |
5-bromouracil
ethyl 6-O-(tert-butyldimethylsilyl)-4-O-methoxycarbonyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranoside
Conditions | Yield |
---|---|
With 1,4-di(diphenylphosphino)-butane; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 50℃; for 2h; | 90% |
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