DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:120-73-0
Min.Order:1 Gram
FOB Price: $0.1
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
TIANFUCHEM--120-73-0--High purity Purine in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business relations
Cas:120-73-0
Min.Order:1 Metric Ton
FOB Price: $2000.0
Type:Lab/Research institutions
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:120-73-0
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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:120-73-0
Min.Order:1 Kilogram
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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
Purine CAS:120-73-0 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, stero
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Henan 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
Hangzhou 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
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
J&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
Zibo 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:120-73-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:120-73-0
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryLocated in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h
Wuhu Nuovo Chemical Technology Co., Ltd. was established in August 2014, mainly engaged in the development, production and sales of ionic liquids, ribose, nucleosides, nucleotides and related chemicals; Products are mainly used in new energy, new ma
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
The process is mature and can be mass produced to 100 kg, with good quality and purity up to 99%.The product has a large stock and can be supplied stably. Package:bottle Application:Drug R&D Transportation:Sealed drying(25℃) Port:ShangHai
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
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air
Acmec 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
Cas:120-73-0
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
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
best seller Application:API
High qualityAppearance:White powder Storage:Room temperature Package:Aluminum bag Application:Used in producing API Transportation:By air Port:Beijing
PurineAppearance: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
★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
Name Purine Synonyms 9H-Purine; 7H-Imidazo[4,5-d]pyrimidine Molecular Structure Molecular Formula
"HANGZHOU TIANYE CHEMICALS Co.LTD , Located in Eastern Science and Innovation Park Hangzhou .We are a high-tech enterprise specialized in technical research and development, production, development and trade of chemical products. We supply Multiple s
Cas:120-73-0
Min.Order:0
Negotiable
Type:Trading Company
inquiry6-mercaptopurine
A
purine
B
hypoxanthine
C
purine-6-sulfonic acid
Conditions | Yield |
---|---|
With oxygen In tert-butyl alcohol for 0.166667h; Irradiation; other solvent: AcOH; | A 20% B 58% C n/a |
With oxygen In tert-butyl alcohol for 0.166667h; Product distribution; Quantum yield; Irradiation; other solvents: acetic acid, H2O, D2O; other objects of study: effects of adding H2O, NaN3, thiourea, hydroquinone; | A 20% B 58% C n/a |
With oxygen In acetic acid for 0.166667h; Irradiation; other solvent: t-BuOH; | A 36% B 17% C n/a |
purine
Conditions | Yield |
---|---|
With ammonia In methanol at 50℃; for 5h; Product distribution; Mechanism; ANRORC mechanism determined by reaction with 15N labelled ammonia; var. temp. and time; | 40% |
Conditions | Yield |
---|---|
With phenylsilane; 1,3-bis-(2,6-diisopropylphenyl)-imidazol-2-ylidene at 70℃; for 24h; Reagent/catalyst; | 28% |
With N,N′-bis(2,6-diisopropylphenyl)imidazol-2-ylidene hydrochloride; phenylsilane In tetrahydrofuran at 70℃; under 750.075 - 2250.23 Torr; for 24h; Schlenk technique; Inert atmosphere; Glovebox; |
Conditions | Yield |
---|---|
In methanol at 100℃; for 17h; | A 10% B 15% C 25% |
Conditions | Yield |
---|---|
unter Stickstoff; |
1,3,5-Triazine
4,5-pyrimidinediamine
N,N-dimethyl-formamide
purine
Conditions | Yield |
---|---|
unter Stickstoff; |
Conditions | Yield |
---|---|
at 210℃; | |
at 210℃; und Erwaermen des Reaktionsprodukts mit CaCO3 in Aethanol; | |
at 210℃; |
Conditions | Yield |
---|---|
With palladium on activated charcoal; sodium acetate Hydrogenation; |
Conditions | Yield |
---|---|
With ammonium hydroxide; nickel |
Conditions | Yield |
---|---|
With ammonium hydroxide; nickel |
formamide
purine
Conditions | Yield |
---|---|
With ammonia at 200℃; under 220652 Torr; | |
at 160℃; for 48h; |
Conditions | Yield |
---|---|
With palladium on activated charcoal; water Hydrogenation; | |
Multi-step reaction with 2 steps 1: ethanol 2: Raney nickel; aqueous NH3 View Scheme |
Conditions | Yield |
---|---|
at 300℃; |
4,5-pyrimidinediamine
1-tosyl-3,4,4-trimethyl-Δ2-imidazolinium iodide
purine
Conditions | Yield |
---|---|
In acetonitrile at 50 - 60℃; for 1h; Yield given; |
Conditions | Yield |
---|---|
In hydrogenchloride; water at 50.1℃; Kinetics; Mechanism; |
Conditions | Yield |
---|---|
With sodium hydroxide at 70.1℃; Rate constant; different hydroxide ion concentrations; |
4-amino-5-formamidopyrimidine
A
4,5-pyrimidinediamine
B
formic acid
C
purine
Conditions | Yield |
---|---|
With perchloric acid at 90.1℃; Rate constant; Mechanism; Thermodynamic data; prod. yield/prod. distrib.; other temperatures, other reagent, ΔS(excit.), pH influence, phosphate buffer influence; |
1-C-(purin-N9-yl)-1,2,3-dideoxy-β-D-erythro-furanose
A
purine
B
2,3-Didesoxy-β-D-glycero-pentofuranose
Conditions | Yield |
---|---|
With hydrogenchloride at 22℃; rate of hydrolysis relative to dideoxyadenosine; |
A
purine
B
N2,3-Etheno-9-ethylguanine
Conditions | Yield |
---|---|
In dichloromethane; water at 25.1℃; Equilibrium constant; |
A
purine
B
N2,3-Etheno-9-ethyl-O6-methylguanine
Conditions | Yield |
---|---|
In dichloromethane; water at 25.1℃; Equilibrium constant; |
A
purine
B
N2,3-Etheno-9-ethyl-1-methylguanine
Conditions | Yield |
---|---|
In dichloromethane; water at 25.1℃; Equilibrium constant; |
9-(1-methoxyethyl)purine
purine
Conditions | Yield |
---|---|
In hydrogenchloride; water at 40.1℃; Kinetics; Mechanism; |
9-(1-ethoxyethyl)-9H-purine
purine
Conditions | Yield |
---|---|
In hydrogenchloride; water at 40.1℃; Kinetics; Mechanism; |
9-(1-Isopropoxy-ethyl)-9H-purine
purine
Conditions | Yield |
---|---|
In hydrogenchloride; water at 40.1℃; Kinetics; Mechanism; |
9-[1-(2-Chloro-ethoxy)-ethyl]-9H-purine
purine
Conditions | Yield |
---|---|
In hydrogenchloride; water at 40.1℃; Kinetics; Mechanism; |
Conditions | Yield |
---|---|
With oxygen; methylene blue In tert-butyl alcohol for 0.433333h; Product distribution; Irradiation; other sensitizers: rhodamine, bengal red; other times of irradiation: 210 min, 52 min; other conditions: thermal reaction with 9,10-diphenylanthracene endo-peroxide; |
Nebularin
A
4,5-pyrimidinediamine
B
D-Ribose
C
purine
Conditions | Yield |
---|---|
With perchloric acid at 90.1℃; Rate constant; Mechanism; Thermodynamic data; prod. yield/prod. distrib.; other temperatures, other reagent, ΔS(excit.), pH influence; |
purine
3,4,6-tri-O-benzyl-2-nitro-D-galactal
9-(3,4,6-tri-O-benzyl-2-deoxy-2-nitro-β-D-galactopyranosyl)purine
Conditions | Yield |
---|---|
With 1-methyl-1H-imidazole; 1,8-diazabicyclo[5.4.0]undec-7-ene In tetrahydrofuran at 20℃; Michael addition; Glycosylation; | 91% |
purine
Conditions | Yield |
---|---|
In toluene for 1.25h; Reflux; | 91% |
purine
Conditions | Yield |
---|---|
Stage #1: purine With tris-(dibenzylideneacetone)dipalladium(0); (S,S)-[2-(4'-isopropyloxazolin-2'-yl)ferrocenyl]diphenylphosphine; α-naphthol; potassium carbonate In toluene at 20℃; for 0.5h; Inert atmosphere; Stage #2: rac-ethyl 5-((tert-butoxycarbonyl)oxy)cyclopent-1-ene-1-carboxylate In toluene at 0℃; for 72h; Reagent/catalyst; Temperature; | 82% |
5-[1-(chloromethoxy)ethyl]-6-nitro-1,3-benzodioxole
purine
Conditions | Yield |
---|---|
Stage #1: purine With 18-crown-6 ether; potassium hydride In N,N-dimethyl-formamide at 20℃; for 1h; Stage #2: 5-[1-(chloromethoxy)ethyl]-6-nitro-1,3-benzodioxole In N,N-dimethyl-formamide at -78 - 0℃; for 12h; Further stages.; | 78% |
purine
μ-(purine)-bis[η3-allylchloropalladium(II)]
Conditions | Yield |
---|---|
In methanol soln. stirred for 2h; concd., addn. of ether, pptn., washed (ether), dried, elem. anal.; | 78% |
Conditions | Yield |
---|---|
With lutidinium chloride; tricyclohexylphosphine; [RhCl(coe)2]2 In tetrahydrofuran at 150℃; for 4.5h; | A 76% B 17% |
Conditions | Yield |
---|---|
With trifluoroacetic acid In acetone at 80℃; Minisci Aromatic Substitution; Inert atmosphere; Schlenk technique; UV-irradiation; | 72% |
Conditions | Yield |
---|---|
With hydrogenchloride; cerium(III) chloride heptahydrate; tetrabutyl-ammonium chloride In 2,2,2-trifluoroethanol; water for 17h; Schlenk technique; Inert atmosphere; Electrochemical reaction; Irradiation; | 70% |
purine
manganese(II) oxalate dihydrate
[Mn(μ-oxalato)(H2O)(7H-purine-κN(9))](n)
Conditions | Yield |
---|---|
With K2C2O4*H2O In water a soln. of pyrine added dropwise to a soln. of Mn and K salts; filtered, crystd. for days; elem. anal.; | 65% |
Conditions | Yield |
---|---|
With dimethylglyoxal In water at 20℃; for 20h; Irradiation; Inert atmosphere; | 65% |
Conditions | Yield |
---|---|
With methanesulfonic acid; tetrabutylammonium tetrafluoroborate In acetonitrile at 20℃; for 2h; Electrochemical reaction; | 58% |
Conditions | Yield |
---|---|
With cerium(III) chloride heptahydrate; silica gel; sodium iodide In neat (no solvent) at 20℃; for 18h; Michael Addition; | 52% |
Conditions | Yield |
---|---|
In water at 60℃; under 4500450 Torr; for 20h; Aza-Michael reaction; | A 36% B 51% |
(E)-1,2,3-tri-O-acetyl-5,6,7-trideoxy-7-C-phthalimido-D-ribohept-5-enofuranose
purine
9-[(5E)-2,3-di-O-acetyl-5,6,7-trideoxy-7-phthalimido-β-D-ribo-hept-5-enofuranosyl]purine
Conditions | Yield |
---|---|
Stage #1: purine With N,O-bis-(trimethylsilyl)-acetamide In acetonitrile at 60℃; for 1.5h; Inert atmosphere; Stage #2: (E)-1,2,3-tri-O-acetyl-5,6,7-trideoxy-7-C-phthalimido-D-ribohept-5-enofuranose With tin(IV) chloride In acetonitrile at 60℃; for 1.5h; Vorbruggen nucleosidation reaction; Inert atmosphere; | 51% |
Conditions | Yield |
---|---|
With N,O-bis-(trimethylsilyl)-acetamide; tin(IV) chloride In acetonitrile at 60℃; for 3h; Vorbruggen nucleosidation reaction; Inert atmosphere; | 51% |
N-anthracenoyl-3,3-dimethyl-5-acetoxy-1,2-isoxazolidine
purine
Conditions | Yield |
---|---|
Stage #1: purine With N,O-bis-(trimethylsilyl)-acetamide In dichloromethane for 1h; Vorbrueggen Nucleoside Synthesis; Inert atmosphere; Reflux; Stage #2: N-anthracenoyl-3,3-dimethyl-5-acetoxy-1,2-isoxazolidine With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 0℃; Vorbrueggen Nucleoside Synthesis; Inert atmosphere; Reflux; | A 51% B 45% |
Conditions | Yield |
---|---|
In methanol; dichloromethane for 4h; Product distribution; Ambient temperature; reactions of derivatives; | 45% |
In methanol; dichloromethane for 4h; Ambient temperature; | 45% |
purine
N,N-dimethyl-formamide dimethyl acetal
A
7-methylpurine
B
9-methylpurine
Conditions | Yield |
---|---|
In toluene for 6h; Heating; | A 45% B 30% |
purine
2',3'-Dideoxyuridine
1-C-(purin-N9-yl)-1,2,3-dideoxy-β-D-erythro-furanose
Conditions | Yield |
---|---|
at 50℃; for 4h; Escherichia coli JA-300 cells, pH = 6.5; | 43% |
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide 1.) 0 deg C, 20 min, 2.) 2 h; | A 15% B 40% |
Conditions | Yield |
---|---|
With potassium tert-butylate In N,N-dimethyl-formamide for 1h; Heating; | 37% |
With potassium tert-butylate In N,N-dimethyl-formamide Heating; | 37% |
purine
Conditions | Yield |
---|---|
In water for 42h; | 37% |
10-(3-bromo-propoxy)-(20S)-7-ethyl-camptothecin
purine
10-(3-purinyl-propoxy)-(20S)-7-ethyl-camptothecin
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 50℃; for 72h; | 32% |
N-(2-(4,5-dihydrooxazol-2-yl)phenyl)-2-methylbenzamide
purine
Conditions | Yield |
---|---|
With copper diacetate; sodium carbonate In dimethyl sulfoxide at 90℃; for 5h; Sealed tube; | A 32% B 24% |
2,2,4,4-tetramethyl-3-methylenecyclobutan-1-one
purine
9-(3,3,5,5-Tetramethyl-4-methylene-tetrahydro-furan-2-yl)-9H-purine
Conditions | Yield |
---|---|
In acetonitrile for 78h; Irradiation; | 31% |
(2-benzoyloxyethyl)oxymethyl chloride
purine
9-(2-benzoyloxyethoxymethyl)-purine
Conditions | Yield |
---|---|
Stage #1: purine With lithium diisopropyl amide In N,N-dimethyl-formamide at 0℃; for 0.0833333h; Stage #2: (2-benzoyloxyethyl)oxymethyl chloride In N,N-dimethyl-formamide at 20℃; for 26h; | 28% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 50℃; for 24h; | 26% |
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