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
Central production base: Located in Henan Province, central China. It is integrating biological fermentation, protein engineering and chemical synthesis, specializing in the production of nucleosides, nucleotides and derivatives. Currently produc
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Cas:118-00-3
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inquiryItems Standard Result Assay 98%min ---------------------------------------------------------------------------------------------
Cas:118-00-3
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inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appearance:White or almost white crystalline powder Storage:Store at RT.
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inquiryService we can provide: 1. Mixed container: We can mix different items in one container. 2. Quality control: Before shipment, we can provide free sample for test. Inspection before shipping. 3. Packing: We can pack according to
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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 providi
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Cas:118-00-3
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inquiryCangzhou 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 ap
Cas:118-00-3
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inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
Product Name: Guanosine Synonyms: usafcb-11;O-(BETA-D-RIBOFURANOSYL)GUANINE;D-GUANOSINE;GR;GUANOSINE;GUANINE-9-BETA-D-RIBOFURANOSIDE;GUANINE RIBOSIDE;9-[BETA-D-RIBOFURANOSYL]GUANINE CAS: 118-00-3 MF: C10H13N5O5 MW: 283.24 EINECS: 204-227-8 Pr
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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
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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
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inquiry1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: Guanosine Structure: Formula: C10H13N5O5 Molecular Weight :283.24 Synonyms: usafcb-11;O-(BETA-D-RIBOFURANOSYL)GUANINE;D-GUANOSINE;GR;GUANOSINE;GUANINE-9-BE
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Cas:118-00-3
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inquiryroduct Name: Guanosine CAS: 118-00-3 MF: C10H13N5O5 MW: 283.24 EINECS: 204-227-8 Guanosine Structure Guanosine Chemical Properties Melting point 250 °C (dec.) (lit.) alpha -62 º (c=3, in 0.1 N NaOH) Boiling point
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Cas:118-00-3
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Hubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)
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Cas:118-00-3
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Cas:118-00-3
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inquiryPRODUCT DETAILS
Cas:118-00-3
Min.Order:500 Kilogram
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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
G
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal; palladium hydroxide - carbon In water; tert-butyl alcohol at 20℃; under 2068.59 Torr; for 20h; Hydrogenolysis; | 99% |
G
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal; palladium hydroxide - carbon In water; tert-butyl alcohol at 20℃; under 2068.59 Torr; for 20h; Hydrogenolysis; | 98% |
N-2-(ethoxycarbonyl)guanosine
G
Conditions | Yield |
---|---|
With pyridine; ammonium hydroxide at 45℃; for 48h; | 95% |
G
Conditions | Yield |
---|---|
With ammonia In methanol at 25 - 28℃; for 10h; | 90% |
Conditions | Yield |
---|---|
With methanol; water; triethylamine at 71℃; Microwave irradiation; | 89% |
2-bromo-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)hypoxanthine
G
Conditions | Yield |
---|---|
With ammonia In methanol at 120℃; | 80% |
With ammonium hydroxide at 150℃; for 3h; | 48% |
G
Conditions | Yield |
---|---|
With methanol; ammonia for 24h; Ambient temperature; | 80% |
2-(acetylamino)-6-(diphenylcarbamoyloxy)-9-(β-D-tri-O-acetylribofuranosyl)-9H-purine
G
Conditions | Yield |
---|---|
With ammonia In methanol; water at 60℃; | 75% |
With methanol; ammonia for 24h; Ambient temperature; | 75% |
2',1''-anhydro-5-<(1''-benzamido-1''-hydroxymethylene)amino>-1-(β-D-ribofuranosyl)imidazole-4-carboxamide
A
G
C
<15NH2>guanosine
Conditions | Yield |
---|---|
With (15N)-ammonium chloride In dimethyl sulfoxide at 100℃; for 240h; Yields of byproduct given; | A n/a B 75% C n/a |
With (15N)-ammonium chloride In dimethyl sulfoxide at 100℃; for 240h; Yield given. Yields of byproduct given; |
8-mercaptoguanosine
G
Conditions | Yield |
---|---|
With potassium bromide In water at 20℃; pH=7; Reagent/catalyst; Inert atmosphere; Irradiation; | 57.4% |
Multi-step reaction with 3 steps 1: dihydrogen peroxide; acetic acid / 48 h / 65 °C 2: lithium hydroxide; water-d2 / Sonication 3: 24 h / 50 °C View Scheme |
1-(β-D-ribofuranosyl)-5-(thiocarbamoyl)amino-1H-imidazole-4-carboxamide
G
Conditions | Yield |
---|---|
With sodium hydroxide; copper diacetate for 1.5h; Heating; | 53% |
Conditions | Yield |
---|---|
With acetic acid; sodium nitrite anschl. Erhitzen mit aethanol. NH3; |
Conditions | Yield |
---|---|
bei der Einwirkung von Purinnucleosid-Phosphorylase; |
Acetic acid (2R,3R,4R,5R)-4-acetoxy-5-acetoxymethyl-2-(2-acetylamino-6-oxo-1,6-dihydro-purin-9-yl)-tetrahydro-furan-3-yl ester
G
Conditions | Yield |
---|---|
With ammonia In methanol for 42h; Ambient temperature; | |
Multi-step reaction with 2 steps 1: 77 percent / EtN(i-Pr)2 / pyridine / 1 h / Ambient temperature 2: 75 percent / NH3/MeOH / 24 h / Ambient temperature View Scheme |
N2-acetyl-9-(2',3',5'-tri-O-benzoyl-β-D-ribofuranosyl)guanine
G
Conditions | Yield |
---|---|
With ammonia In methanol for 42h; Ambient temperature; |
2-amino-6-benzyloxy-9-β-D-ribofuranosylpurine
A
7-benzylguanosine
B
8-benzylguanosine
C
N2-benzyl-2'-deoxyguanosine
D
G
Conditions | Yield |
---|---|
With hydrogen cation In methanol; water at 40℃; Rate constant; Mechanism; pH 3.5, MeOH/aqueous buffer (5:95); other pH; | A 0.4 % Chromat. B 0.5 % Chromat. C 1.2 % Chromat. D 97.9 % Chromat. |
O6-(p-methylbenzyl)guanosine
A
1-(p-methylbenzyl)guanosine
B
N2-(p-methylbenzyl)guanosine
C
8-(p-methylbenzyl)guanosine
D
C18H21N5O5
E
G
Conditions | Yield |
---|---|
With hydrogen cation In methanol; water at 40℃; Rate constant; Mechanism; pH 3.5, MeOH/aqueous buffer (5:95); other pH; | A 1.2 % Chromat. B 3.9 % Chromat. C 2.6 % Chromat. D 2.9 % Chromat. E 89.4 % Chromat. |
O6-(p-chlorobenzyl)guanosine
G
Conditions | Yield |
---|---|
With hydrogen cation In methanol; water at 40℃; for 336h; Rate constant; Mechanism; pH 3.5, MeOH/aqueous buffer (5:95); other pH; | 100 % Chromat. |
O6-(p-methoxybenzyl)guanosine
A
N2-(p-methoxybenzyl)guanosine
B
1-(p-methoxybenzyl)guanosine
C
8-(p-methoxybenzyl)guanosine
D
7-(p-methoxybenzyl)guanosine
E
G
Conditions | Yield |
---|---|
With hydrogen cation In methanol; water at 40℃; Rate constant; Mechanism; pH 3.5, MeOH/aqueous buffer (5:95); other pH; | A 21.5 % Chromat. B 0.2 % Chromat. C 0.4 % Chromat. D 1.1 % Chromat. E 76.8 % Chromat. |
O6-(p-methoxybenzyl)guanosine
A
N2-(p-methoxybenzyl)guanosine
B
1-(p-methoxybenzyl)guanosine
C
8-(p-methoxybenzyl)guanosine
D
7-(p-methoxybenzyl)guanosine
E
4-(p-methoxybenzyl)-5-guanidino-1-β-D-ribofuranozylimidazole
F
G
Conditions | Yield |
---|---|
In methanol; water at 40℃; Rate constant; approximate rate constants for formation of products; |
Conditions | Yield |
---|---|
With ribonuclease A Product distribution; determination of structure; |
2'-O-(4-methoxytetrahydropyran-4-yl)guanosine
G
Conditions | Yield |
---|---|
With hydrogenchloride at 22℃; for 0.583333h; Kinetics; | 50 % Chromat. |
3-(β-D-pentofuranosyl)pyrimido<1,2-a>purin-10(3H)-one
A
Malondialdehyde
B
G
Conditions | Yield |
---|---|
With sodium hydroxide; water at 45℃; |
8-amino-3,10-dihydro-10-oxo-3-β-D-ribofuranosyl-1,3,5-triazino<1,2-a>purine
G
Conditions | Yield |
---|---|
With sodium hydroxide at 20℃; for 0.0833333h; Product distribution; |
N2-<<9-fluorenylmethyl)oxy>carbonyl>guanosine
G
Conditions | Yield |
---|---|
With ammonium hydroxide In pyridine at 20℃; for 0.5h; |
Conditions | Yield |
---|---|
In methanol; dimethyl sulfoxide at -26.1 - 29.9℃; Equilibrium constant; |
Conditions | Yield |
---|---|
With ribonuclease A Product distribution; determination of structure; |
Conditions | Yield |
---|---|
With water at 30℃; for 0.166667h; Rate constant; relative rate, different alkaline phosphotases; | |
In water at 37℃; for 240h; |
guanosine 2',3'-cyclic monophosphate
A
guanosine 3'-monophosphate
B
guanosine 2'-monophosphate
C
G
Conditions | Yield |
---|---|
With chicken plasma membrane protein In water at 30℃; for 2h; Product distribution; other temperatures; |
Conditions | Yield |
---|---|
With Croatalus Adamanteus snake venom phosphodiesterase; MgCl2,tris-hydrochloride buffer; monoesterase In water at 37℃; for 18h; Product distribution; |
N,N-dimethyl-formamide dimethyl acetal
G
N2-(dimethylaminomethylene)guanosine
Conditions | Yield |
---|---|
In methanol Ambient temperature; | 100% |
In methanol at 20℃; for 72h; | 99% |
In methanol for 72h; | 99% |
Conditions | Yield |
---|---|
With bromine In water at 20℃; | 100% |
With bromine In water at 20℃; for 24h; | 99% |
With bromine In water | 93% |
G
C12H13N7
Conditions | Yield |
---|---|
In water-d2 | 100% |
Conditions | Yield |
---|---|
Stage #1: allyl bromide; G In dimethyl sulfoxide at 20℃; for 18h; Stage #2: With hydrogenchloride; water In dimethyl sulfoxide for 0.75h; Stage #3: With sodium hydroxide In methanol; water; dimethyl sulfoxide | 100% |
Stage #1: allyl bromide; G In dimethyl sulfoxide at 20℃; for 18h; Inert atmosphere; Stage #2: With hydrogenchloride In water; dimethyl sulfoxide for 1h; | 92.5% |
In dimethyl sulfoxide at 20℃; for 24h; Concentration; Inert atmosphere; Large scale; | 58.7% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid at 20℃; for 72h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With dmap; triethylamine In acetonitrile at 0 - 20℃; for 4h; | 99% |
With dmap; triethylamine In acetonitrile for 0.5h; Ambient temperature; | 98% |
With dmap; triethylamine In acetonitrile Heating; | 98% |
G
<8-2H>guanosine
Conditions | Yield |
---|---|
With hydrogen; water-d2; palladium on activated charcoal at 110℃; for 24h; | 99% |
With water-d2 for 15h; Heating; | 92% |
With water-d2; palladium on activated charcoal; hydrogen at 110℃; for 24h; | 92% |
G
Conditions | Yield |
---|---|
With silver nitrate In water byproducts: AgCl; Pt-complex and Ag-salt soln. heating at 70-80°C for 2 h, AgCl centrifugation off, org. compd. soln. addn., soln. heating at 70°C for 2 h, centrifugation; soln. freeze drying; | 99% |
2-Methylpropionic anhydride
G
N2-(2-methylpropanoyl)-2',3',5'-tris-O-(2-methylpropanoyl)guanosine
Conditions | Yield |
---|---|
In pyridine at 110℃; for 20h; | 98% |
With dmap In pyridine at 50℃; for 24h; |
5,6-dimethyl-1H-benzo[d]imida-zole
G
(β-D-ribofuranosyl)-5,6-dimethylbenzimidazole
Conditions | Yield |
---|---|
for 1.5h; purine nucleoside phosphorylase of whole cells of E. coli BMT 1D/1A; | 98% |
Conditions | Yield |
---|---|
Stage #1: G With pyridine; chloro-trimethyl-silane In dichloromethane for 2h; Stage #2: Phenoxyacetyl chloride In dichloromethane at 0℃; for 3h; Stage #3: With methanol In dichloromethane at 20℃; for 12h; | 98% |
With pyridine; chloro-trimethyl-silane; benzotriazol-1-ol 1.) 45 min, 2.) acetonitrile, 55 deg C, 5 h; Yield given. Multistep reaction; | |
Stage #1: G With pyridine; chloro-trimethyl-silane In dichloromethane at 0 - 20℃; for 3h; Inert atmosphere; Stage #2: Phenoxyacetyl chloride In dichloromethane for 3h; Cooling with ice; | 150.2 g |
Conditions | Yield |
---|---|
With sulfuric acid In water at 90℃; for 1.5h; Reagent/catalyst; Temperature; Solvent; Large scale; | 98% |
With sodium dichromate In water at 24.85℃; Quantum yield; Further Variations:; Reagents; pH-values; Decomposition; Photolysis; | |
With Lupinus luteus guanosine-inosine nucleosidase Enzyme kinetics; |
Conditions | Yield |
---|---|
With perchloric acid at 20℃; for 1.16667h; | 98% |
With perchloric acid In water at 20℃; for 4h; | 94% |
Stage #1: G; acetone With perchloric acid at 20℃; for 1.16667h; Stage #2: With ammonia In water at 0℃; | 92% |
Conditions | Yield |
---|---|
Stage #1: G With pyridine; chloro-trimethyl-silane In dichloromethane for 2h; Stage #2: acetyl chloride In dichloromethane at 0℃; for 1.5h; Stage #3: With methanol In dichloromethane at 20℃; for 12h; | 98% |
Conditions | Yield |
---|---|
In methanol; ethanol; water soln. of sodium nicotinate (5 mmol) in H2O/EtOH (1/10 v/v) added dropwise to soln. of Cu complex (5 mmol) in H2O/MeOH (1/10 v/v); stirred (5 min); guanosine (5 mmol) in EtOH added; stirred (12 h); solid isolated by filtration; washed with Et2O; dried (room temp.); elem. anal.; | 98% |
Conditions | Yield |
---|---|
Stage #1: ethyl iodide; G In N,N-dimethyl acetamide at 20℃; for 24h; Stage #2: With hydrogenchloride for 1.5h; Heating; | 97% |
propionic acid anhydride
G
2',3',5'-tri-O-propionyl-N2-propionylguanosine
Conditions | Yield |
---|---|
With dmap In pyridine at 70℃; for 3h; | 96% |
Conditions | Yield |
---|---|
Stage #1: G; dimethyl sulfate In N,N-dimethyl acetamide at 20℃; for 6h; Stage #2: With hydrogenchloride for 1.5h; Heating; | 96% |
acetic anhydride
G
A
2,9-diacetylguanine
B
1,2,3,5-tetraacetylribose
Conditions | Yield |
---|---|
Stage #1: acetic anhydride; G at 136℃; for 1h; Stage #2: With trifluoroacetic acid at 60 - 100℃; | A 96% B 86% |
acetic anhydride
G
2-amino-6-hydroxyl-9-(2',3',5'-tri-O-acetyl-β-D-ribofuranosyl)purine
Conditions | Yield |
---|---|
With dmap; triethylamine In acetonitrile at 20℃; for 0.5h; | 96% |
With dmap; triethylamine In acetonitrile at 20℃; for 0.666667h; | 96% |
tert-butyldimethylsilyl chloride
G
5'-O-tert-butyldimethylsilylguanosine
Conditions | Yield |
---|---|
With silver nitrate In tetrahydrofuran for 3h; Ambient temperature; | 95% |
silver nitrate In tetrahydrofuran for 1h; | 95% |
With dmap; triethylamine In dichloromethane; dimethyl sulfoxide at 20℃; for 24h; Inert atmosphere; | 87% |
1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane
G
3',5'-O-1,1,3,3-tetraisopropyldisiloxan-1,3-diyl-guanosine
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide for 0.75h; Ambient temperature; | 95% |
With 1H-imidazole In pyridine; N,N-dimethyl-formamide for 4h; | 93% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere; Large scale; | 92% |
di-tert-butylsilyl bis(trifluoromethanesulfonate)
G
2-amino-9-((4aR,6R,7R,7aS)-2,2-di-tert-butyl-7-hydroxytetrahydro-4H-furo[3,2-d][1,3,2]dioxasilin-6-yl)-1,9-dihydro-6H-purin-6-one
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide | 95% |
With 2,6-dimethylpyridine In N,N-dimethyl-formamide at 0 - 20℃; for 1h; Inert atmosphere; | 95% |
In N,N-dimethyl-formamide at 0℃; Inert atmosphere; | 89% |
N,N-dimethyl-formamide dimethyl acetal
G
N2-[(dimethylamino)methylene]guanosine
Conditions | Yield |
---|---|
In methanol at 27℃; for 96h; | 95% |
Conditions | Yield |
---|---|
Stage #1: oxirane; G With acetic acid at 100℃; for 0.5h; Stage #2: With hydrogenchloride for 1.5h; Heating; | 95% |
Conditions | Yield |
---|---|
In water; acetone stirring (hot soln., 3 h), pptn.; centrifugation, washing (water, acetone), drying (air); elem. anal.; | 95% |
Conditions | Yield |
---|---|
Stage #1: ethyl iodide; G In N,N-dimethyl acetamide at 60℃; Inert atmosphere; Stage #2: With hydrogenchloride In N,N-dimethyl acetamide; water at 110℃; for 1h; Stage #3: With ammonia In N,N-dimethyl acetamide; water at 20℃; | 95% |
Stage #1: ethyl iodide; G In N,N-dimethyl acetamide at 60℃; Inert atmosphere; Stage #2: With hydrogenchloride In N,N-dimethyl acetamide; water at 110℃; for 1h; | 95% |
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