Dayangchem's 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. DayangChem can provide different quantities
Cas:3056-33-5
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inquiryItems Standard Result Appearance Light yellow to yellow powder Light yellow powder Assay 98.0-102
Cas:3056-33-5
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inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
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inquiryFactory supply N,9-Diacetylguanine CAS 3056-33-5 with fast delivery Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed a
Cas:3056-33-5
Min.Order:1 Gram
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inquiryN,9-Diacetylguanine[CAS:3056-33-5] 2,9-Diacetylguanine Items Specifications Results Appearance: white to off-whtie powder Complies Identification: UV,IR
Cas:3056-33-5
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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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inquiry1. 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:3056-33-5
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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
Cas:3056-33-5
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inquiryAbout Product Technical Details CAS: 3056-33-5 MF: C9H9N5O3 MW: 235.2 EINECS: 221-287-0 Product Categories: Building Blocks;Heterocyclic Building Blocks;Biochemistry;Nuc
Cas:3056-33-5
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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.
Cas:3056-33-5
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inquiry6299-39-4 4-NITRO-1H-1,2,3-BENZOTRIAZOLE Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical
Our advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:3056-33-5
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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:3056-33-5
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inquiryEnglish name: 2,9-Diacetylguanine Alias: 9-diacetylguanine;2-ACETYLAMINO-6-OXO-9-ACETYLPURINE;2,9-DAG;2,9-DIACETATEGUANINE;2,9-DIACETYLGUANINE;(9-acetyl-6,9-dihydro-6-oxo-1h-purin-2-yl)acetamide;DIACETYL GUANINE;N2,9-DIACETYLGUANINE CAS: 3056-33-5
1.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
Cas:3056-33-5
Min.Order:1 Kilogram
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inquiryN,9-Diacetylguanine CAS:3056-33-5 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 interm
Cas:3056-33-5
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:3056-33-5
Min.Order:1 Kilogram
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inquiryHebei Mojin Biotechnology Co., Ltd, Our company is a professional chemical raw materials and chemical reagents research and development production enterprises. We have several production line,So we can control the lowest price. We also have several
Cas:3056-33-5
Min.Order:25 Gram
FOB Price: $90.0 / 100.0
Type:Trading Company
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:3056-33-5
Min.Order:1 Kilogram
FOB Price: $80.0 / 100.0
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:3056-33-5
Min.Order:0
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Appearance: almost white or brownish crystalline p... Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application: For intermediate of API (acyclovir). Transportation:Common
Cas:3056-33-5
Min.Order:100 Metric Ton
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inquirywe are reliable supplier for APIs and intermediates for international markets. We supply good quality with competitive price. We pursue long term business relations and win-win. sales @ hanwayschem.com Appearance:white powder S
Cas:3056-33-5
Min.Order:1 Kilogram
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Type:Trading Company
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
Cas:3056-33-5
Min.Order:0 Metric Ton
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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
Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
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Cas:3056-33-5
Min.Order:100 Gram
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inquiryZibo 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:3056-33-5
Min.Order:10 Gram
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Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediate
GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Conditions | Yield |
---|---|
In N,N-dimethyl acetamide at 160℃; for 18h; | 97% |
In N,N-dimethyl-formamide at 160℃; for 2h; Acetylation; | 95% |
for 16h; Heating; | 95% |
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% |
Conditions | Yield |
---|---|
With acetic acid at 135℃; for 7.5h; | 95% |
Conditions | Yield |
---|---|
With pyridine; dmap at -5 - 20℃; | 91.7% |
2-amino-1,9-dihydro-6H-purin-6-one
acetic anhydride
A
N,N'-diacetylguanine
B
2,9-diacetylguanine
Conditions | Yield |
---|---|
In acetic acid at 140℃; for 18h; Yield given. Title compound not separated from byproducts; |
Conditions | Yield |
---|---|
With acetic anhydride |
2,9-diacetylguanine
N-(6-oxo-6,9-dihydro-1H-purin-2-yl)acetamide
Conditions | Yield |
---|---|
In ethanol; water for 2h; Reflux; | 98% |
With ethanol In water Reflux; | |
In ethanol; water at 80℃; | 12 g |
2-acetoxyethyl acetoxymethyl ether
2,9-diacetylguanine
2-acetylamino-9-(2-acetoxyethoxymethyl)purine-6-one
Conditions | Yield |
---|---|
at 105℃; for 80h; | 95.1% |
With toluene-4-sulfonic acid In toluene at 110℃; Temperature; Large scale; | 94.3% |
Conditions | Yield |
---|---|
With sodium hydroxide In water for 1h; Heating; | 95% |
diphenylcarbamic chloride
2,9-diacetylguanine
N2-acetyl-O6-(diphenylcarbamoyl)guanine
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In pyridine for 1h; Ambient temperature; | 92% |
Stage #1: diphenylcarbamic chloride; 2,9-diacetylguanine With pyridine; N-ethyl-N,N-diisopropylamine for 4h; Stage #2: In ethanol; water at 70℃; for 3.5h; | 91% |
With ethanol; N-ethyl-N,N-diisopropylamine 1.) pyridine, room temp., 1 h, 2.) heating; Yield given. Multistep reaction; | |
Stage #1: diphenylcarbamic chloride; 2,9-diacetylguanine With pyridine; N-ethyl-N,N-diisopropylamine at 20℃; for 2h; Stage #2: With ethanol; water for 1.5h; Heating / reflux; |
2-(acetoxymethoxy)-1,3-propanediyl diacetate
2,9-diacetylguanine
9-(1,3-diacetoxy-2-propoxymethyl)-N2-acetylguanine
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In N,N-dimethyl-formamide at 100℃; for 10h; Solvent; Temperature; Microwave irradiation; | 85.3% |
2,9-diacetylguanine
2-amino-6-chloropurine
Conditions | Yield |
---|---|
With trichlorophosphate In 1,2-dichloro-ethane at 80℃; | 84% |
2,9-diacetylguanine
2-Amino-6-chloropurin
Conditions | Yield |
---|---|
With trichlorophosphate In 1,2-dichloro-ethane; PEG-2000 at 80℃; for 6.33333h; | 84% |
2-(4-nitrophenyl)ethanol
2,9-diacetylguanine
N2,N9-diacetyl-O6-2-(4-nitrophenyl)ethylguanine
Conditions | Yield |
---|---|
With ethyl azodicarboxylate; triphenylphosphine In 1,4-dioxane for 24h; | 80% |
With triphenylphosphine; diethylazodicarboxylate In 1,4-dioxane at 20℃; Condensation; Mitsunobu reaction; |
2-acetoxyethyl acetoxymethyl ether
2,9-diacetylguanine
7-<(2-acetoxyethoxy)methyl>-N2-acetylguanine
Conditions | Yield |
---|---|
With titanium tetrachloride In acetic acid at 10 - 15℃; for 6h; | 65.4% |
2-(4-nitrophenyl)ethanol
2,9-diacetylguanine
N2-acetyl-O6-(2-(p-nitrophenyl)ethyl)guanine
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate at 20℃; | 64% |
trans-2,3-Dichlorotetrahydrofuran
2,9-diacetylguanine
trans-9-(3-chlorotetrahydrofuran-2-yl)guanine
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate In sulfolane at 100℃; for 16h; | 59.7% |
2,9-diacetylguanine
1,3-dipivaloyloxy-2-((methylsulfinyl)methoxy)propane
A
2,2-Dimethyl-propionic acid 2-(2-acetylamino-6-oxo-1,6-dihydro-purin-7-ylmethoxy)-3-(2,2-dimethyl-propionyloxy)-propyl ester
B
N2-acetyl-9-((1,3-pivaloyloxy-2-propoxy)methyl)guanine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In dimethyl sulfoxide; N,N-dimethyl-formamide at 105℃; for 42h; | A 17% B 44.5% |
1-benzyloxy-3-benzyloxy-2acetyloxymethoxypropane
2,9-diacetylguanine
A
N2-acetyl-7-<<1,3-bis(benzyloxy)-2-propoxy>methyl>guanine
B
N2-acetyl-9-<<1,3-bis(benzyloxy)-2-propoxy>methyl>guanine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In sulfolane at 95℃; for 72h; Yield given; | A n/a B 31% |
With toluene-4-sulfonic acid In sulfolane at 95℃; for 72h; Yields of byproduct given; | A n/a B 31% |
With toluene-4-sulfonic acid In sulfolane at 95℃; for 85h; | A n/a B 31% |
2,9-diacetylguanine
Acetic acid 5-(diethoxy-phosphoryl)-pentyloxymethyl ester
[5-(2-Acetylamino-6-oxo-1,6-dihydro-purin-9-ylmethoxy)-pentyl]-phosphonic acid diethyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In acetonitrile for 96h; Heating; | 31% |
2,9-diacetylguanine
(+/-)-1-(acetoxymethoxy)-2,3-diacetoxypropane
A
(+/-)-N2-acetyl-7-<(2,3-diacetoxy-1-propoxy)methyl>guanine
B
(+/-)-N2-acetyl-9-<(2,3-diacetoxy-1-propoxy)methyl>guanine
Conditions | Yield |
---|---|
With ethanesulfonic acid at 155 - 160℃; for 1.25h; | A n/a B 29% |
1,3-DIOXOLANE
acetic anhydride
2,9-diacetylguanine
A
2-acetylamino-9-(2-acetoxyethoxymethyl)purine-6-one
B
7-<(2-acetoxyethoxy)methyl>-N2-acetylguanine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid; acetic acid In toluene at 120℃; for 2.5h; | A 29% B 29% |
Acetic acid 2-(2-oxo-propoxy)-ethyl ester
2,9-diacetylguanine
A
2-acetylamino-9-(2-acetoxyethoxymethyl)purine-6-one
B
7-<(2-acetoxyethoxy)methyl>-N2-acetylguanine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid 1.) 120-125 deg C, 2.) 150 deg C, 45 min; | A 27% B 22% |
2,9-diacetylguanine
Acetic acid 2-acetoxymethoxy-3,3,3-trifluoro-propyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid at 145℃; for 16h; | A 14% B 22% |
1,3-DIOXOLANE
2,9-diacetylguanine
A
2-acetylamino-9-(2-acetoxyethoxymethyl)purine-6-one
B
7-<(2-acetoxyethoxy)methyl>-N2-acetylguanine
Conditions | Yield |
---|---|
With acetic anhydride; toluene-4-sulfonic acid In acetic acid for 1h; Heating; | A 18% B 2.3% |
2,9-diacetylguanine
Acetic acid 6-(diethoxy-phosphoryl)-hexyloxymethyl ester
[6-(2-Acetylamino-6-oxo-1,6-dihydro-purin-9-ylmethoxy)-hexyl]-phosphonic acid diethyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In acetonitrile for 96h; Heating; | 14% |
2,9-diacetylguanine
diethyl <4-(acetoxymethoxy)butyl>phosphonate
diethyl <4-<(2-acetamido-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy>butyl>phosphonate
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In acetonitrile for 96h; Heating; | 12% |
trans-2,3-Dichlorotetrahydrofuran
2,9-diacetylguanine
trans-N2-acetyl-9-(3-chlorotetrahydrofuran-2-yl)guanine
trans-N2-acetyl-7-(3-chlorotetrahydrofuran-2-yl)guanine
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate In N,N-dimethyl-formamide 1) 90 to 95 deg C, 1 h, 2) RT, 16 h; | A 11% B 10.9% |
allyloxymethyl acetate
2,9-diacetylguanine
Conditions | Yield |
---|---|
With ammonia; toluene-4-sulfonic acid 1.) DMSO, from 95 deg C to 100 deg C, 40 h, 2.) MeOH, RT, 24 h; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; | |
With ammonia; toluene-4-sulfonic acid 1.) DMSO, from 95 deg C to 100 deg C, 40 h, 2.) MeOH, RT, 24 h; Yield given. Multistep reaction. Yields of byproduct given; |
allyloxymethyl acetate
2,9-diacetylguanine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In dimethyl sulfoxide at 95 - 100℃; for 40h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; | |
With toluene-4-sulfonic acid In dimethyl sulfoxide at 95 - 100℃; for 40h; Yield given. Yields of byproduct given; |
2-methoxy-ethanol
acetic anhydride
2,9-diacetylguanine
A
2-acetylamino-9-(2-acetoxyethoxymethyl)purine-6-one
B
7-<(2-acetoxyethoxy)methyl>-N2-acetylguanine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid 1.) AcOH, 2.) toluene, reflux, 16 h; Yield given. Multistep reaction. Yields of byproduct given; |
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