low price high quality high purity good sevice stock Appearance:white Storage:Preserve In Well-Closed, Light-Resistant and Tight Containers.Store In Cool & Dry Place Package:1g,5g,10g...1kg,5kg...more Application:Pharmaceutical intermediate
Cas:4928-88-5
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inquiryIn stock Contract customization Low Temperature Reactions Fluorine Chemistry Hydrogenation Nitration Chlorination Appearance:white crystalline powder Storage:cool and dry warehouse Package:25KG/Drum Application:Pharmaceutical intermediate Trans
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inquiryDayangChem 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
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inquiryHigh quality Methyl 1,2,4-triazole-3-carboxylate CAS 4928-88-5 with factory price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediate
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Min.Order:10 Gram
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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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inquiryMethyl 1,2,4-triazole-3-carboxylate Basic information Product Name: Methyl 1,2,4-triazole-3-carboxylate Synonyms: 1,2,4-Triazole-3-carboxylatem;1,2,4-triazole-3-carboxylicacidmethyle
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Min.Order:1 Kilogram
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inquiryOur 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
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inquiryProduct Name: 1-Methyl-1,2,3-triazole Synonyms: 1-Methyl-1,2,3-triazole;NISTC16681655;1H-1,2,3-Triazole, 1-methyl- CAS: 16681-65-5 MF: C3H5N3 MW:
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Min.Order:1 Kilogram
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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
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inquiryProduct name : Methyl 1,2,4-triazole-3-carboxylate CAS : 4928-88-5 Stock : Fresh Purity : 98.5% Package:25kg net per drum Application:4928-88-5
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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
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inquiryCompany 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
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Min.Order:1 Gram
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inquiryA 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
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inquiryMethyl 1,2,4-triazole-3-carboxylateAppearance:White or Almost White crystalline powder Storage:Store in refrigerator Package:according to customers' requirements Application:Steroids injection For Body building Transportation:By air(EMS or EUB or Fed
methanol
1,2,4-triazole-3-carboxylic acid
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With thionyl chloride at 0 - 65℃; for 3h; | 97% |
With thionyl chloride at 10 - 20℃; | 80% |
With hydrogenchloride |
Conditions | Yield |
---|---|
at 50℃; for 3h; | 91.2% |
5-amino-1H-[1,2,4]-triazole-3-carboxylic acid methyl ester
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With sodium hypophosphite; phosphoric acid; sodium nitrite In water at 0 - 20℃; for 1h; Reagent/catalyst; Temperature; | 75% |
methanol
monopotassium salt of 1,2,4-triazole-3,5-dicarboxylic acid
A
dimethyl 1H-1,2,4-triazole-3,5-dicarboxylate
B
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With hydrogenchloride at 0℃; for 2h; | A 17% B 15% |
methanol
1,2,4-triazole-3-carboxamide
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With hydrogenchloride In water at 80℃; for 4h; |
methyl 1H-1,2,4-triazole-3-carboxylate
1,2,3,5-tetraacetylribose
1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-1,2,4-triazole-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In methanol | 95% |
With toluene-4-sulfonic acid In ethanol | 92% |
With toluene-4-sulfonic acid In 2-methyl-propan-1-ol | 92% |
Conditions | Yield |
---|---|
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide In acetonitrile at 23℃; for 1h; Michael Addition; | 95% |
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With tin(IV) chloride In 1,2-dichloro-ethane at 20℃; for 24h; Vorbrueggen Nucleoside Synthesis; diastereoselective reaction; | 92% |
Conditions | Yield |
---|---|
With trimethylaluminum In toluene at 0℃; for 9h; Inert atmosphere; Reflux; | 92% |
methyl 1H-1,2,4-triazole-3-carboxylate
1H-[1,2,4]triazole-3-carboxylic acid hydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate In methanol for 24h; Reflux; | 91% |
methyl 1H-1,2,4-triazole-3-carboxylate
1,2,3,5-tetraacetylribose
methyl 1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With methanol; sodium iodide at 65℃; for 1h; Reagent/catalyst; | 90% |
With trifluorormethanesulfonic acid at 55℃; for 1h; Microwave irradiation; | 246.92 g |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 80℃; for 24h; | 89% |
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at 0 - 20℃; Grignard Reaction; Inert atmosphere; | 89% |
1-O-acetyl-2,3,5-tri-O-benzoyl-β-D-ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
methyl 1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In methanol | 85% |
1,2,3,5-tetra-O-acetyl-β-L-ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
A
methyl 1-(2,3,5-tri-O-acetyl-β-L-ribofuranosyl)-1,2,4-triazole-5-carboxylate
B
methyl 1-(2,3,5-tri-O-acetyl-β-L-ribofuranosyl)-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate at 165 - 175℃; for 0.416667h; Condensation; | A 11% B 84% |
trityl chloride
methyl 1H-1,2,4-triazole-3-carboxylate
1-trityl-1H-[1,2,4]triazole-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With triethylamine In methanol; N,N-dimethyl-formamide | 84% |
With triethylamine In N,N-dimethyl-formamide | 84% |
With triethylamine In DMF (N,N-dimethyl-formamide) at 25℃; for 96h; | 84% |
Conditions | Yield |
---|---|
With trimethylaluminum In toluene at 0℃; for 9h; Inert atmosphere; Reflux; | 83% |
1,2,3,5-tetra-O-acetyl-D-ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-1,2,4-triazole-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With iodine at 100 - 115℃; for 3h; Temperature; | 82% |
tin(IV) chloride In dichloromethane at 5 - 20℃; for 2h; Heating / reflux; |
1,2-di-O-acetyl-5-O-benzoyl-3-deoxy-3-C-methyl-D-ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
A
1-(2-O-acetyl-5-O-benzoyl-3-deoxy-3-C-methyl-β-D-ribofuranosyl)-1,2,4-triazole-3-carboxylic acid methyl ester
B
2-(2-O-acetyl-5-O-benzoyl-3-deoxy-3-C-methyl-β-D-ribofuranosyl)-1,2,4-triazole-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate at 165℃; for 1.5h; | A 81% B 3% |
Conditions | Yield |
---|---|
With trimethylaluminum In toluene at 0℃; for 9h; Inert atmosphere; Reflux; | 81% |
methyl 1H-1,2,4-triazole-3-carboxylate
methyl 1-(2-methyl-2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate; 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 60℃; for 3h; | 80% |
1,2-di-O-acetyl-3,5-di-O-benzoyl-β-L-xylofuranosyle
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate at 165 - 175℃; for 0.416667h; Condensation; | 79% |
Bis(p-nitrophenyl) phosphate
methyl 1H-1,2,4-triazole-3-carboxylate
1,2,3,5-tetraacetylribose
1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-1,2,4-triazole-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
In cyclohexane; benzene | 77.8% |
methyl 1H-1,2,4-triazole-3-carboxylate
1,2,3,5-tetraacetylribose
ribavirin
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate at 80 - 147℃; for 0.833333h; Temperature; Large scale; | 77.1% |
1,2-di-O-acetyl-5-O-benzoyl-3-deoxy-L-erythro-pentofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
methyl 1-(2-O-acetyl-5-O-benzoyl-3-deoxy-β-L-ribofuranosyl)-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate at 165 - 175℃; for 0.416667h; Condensation; | 77% |
1,2,3,5-tetra-O-acetyl-α-L-ribofuranose
1,2,3,5-tetra-O-acetyl-β-L-ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
methyl 1-(2,3,5-tri-O-acetyl-β-L-ribofuranosyl)-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
Stage #1: 1,2,3,5-tetra-O-acetyl-α-L-ribofuranose; 1,2,3,5-tetra-O-acetyl-β-L-ribofuranose; methyl 1H-1,2,4-triazole-3-carboxylate With acetic anhydride In dichloromethane at 90 - 120℃; under 22.5023 Torr; for 1.33333h; Stage #2: With trifluorormethanesulfonic acid at 110 - 120℃; for 4h; | 75.1% |
4-(chloromethyl)-7-methoxy-2H-chromen-2-one
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
Stage #1: methyl 1H-1,2,4-triazole-3-carboxylate With sodium hydride In N,N-dimethyl-formamide at 20℃; for 2h; Stage #2: 4-(chloromethyl)-7-methoxy-2H-chromen-2-one In N,N-dimethyl-formamide at 80℃; | 75% |
Conditions | Yield |
---|---|
In methanol for 1h; Reflux; | 73% |
α-D-1,3,5-tri-O-benzoyl-2-O-[3-(trifluoromethyl)benzoyl]ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
methyl 1-((2R,3R,4R,5R)-4-(benzoyloxy)-5-((benzoyloxy)methyl)-3-((3-(trifluoromethyl)benzoyl)oxy)tetrahydrofuran-2-yl)-1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In acetonitrile at 120℃; for 15h; Microwave irradiation; regioselective reaction; | 72% |
1,2,3,5-tetra-O-acetyl-α-L-ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
methyl 1-(2,3,5-tri-O-acetyl-β-L-ribofuranosyl)-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
Stage #1: 1,2,3,5-tetra-O-acetyl-α-L-ribofuranose; methyl 1H-1,2,4-triazole-3-carboxylate In acetic acid methyl ester at 90℃; Stage #2: With trifluorormethanesulfonic acid In acetic acid methyl ester at 115℃; under 22.5023 Torr; for 4h; | 70% |
With trifluorormethanesulfonic acid In acetic acid methyl ester at 90 - 115℃; under 22.5023 Torr; for 4h; | 70% |
(3aR,3bR,4aS,5S,5aS)-3b-(((tert-butyldiphenylsilyl)oxy)methyl)-2,2-dimethylhexahydrocyclopropa[3,4]cyclopenta[1,2-d][1,3]dioxol-5-ol
methyl 1H-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
Stage #1: methyl 1H-1,2,4-triazole-3-carboxylate With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Stage #2: (3aR,3bR,4aS,5S,5aS)-3b-(((tert-butyldiphenylsilyl)oxy)methyl)-2,2-dimethylhexahydrocyclopropa[3,4]cyclopenta[1,2-d][1,3]dioxol-5-ol In tetrahydrofuran at 20℃; | 68% |
1,2,3,5-tetra-O-acetyl-β-L-ribofuranose
methyl 1H-1,2,4-triazole-3-carboxylate
methyl 1-(2,3,5-tri-O-acetyl-β-L-ribofuranosyl)-1,2,4-triazole-3-carboxylate
Conditions | Yield |
---|---|
With Bis(p-nitrophenyl) phosphate at 160 - 165℃; for 0.416667h; | 66% |
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