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:739364-95-5
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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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inquiryUnique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White crystalline powder Storage:cool dry place Package:1kg/foil bag;25kg/drum Application:pharmaceutical intermed
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inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/714.html Product Name 2-Methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid CAS No.
Cas:739364-95-5
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inquiryAdvantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best service is
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inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
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inquiry2-Methylpyrazolo[1,5-a]pyriMidine-6-carboxylic acid CAS:739364-95-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, speciali
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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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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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inquiryProduct Name: 2-Methylpyrazolo[1,5-a]pyriMidine-6-carboxylic acid Synonyms: 2-Methylpyrazolo[1,5-a]pyriMidine-6-carboxylic acid [(2-Methylpyrazolo[1;2-Methylpyrazolo[1,5-a]pyrimidine-6-carboxylic acid 95+%;2-Methylpyrazolo[1,5-a]pyriMidine-6-carb
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Min.Order:100 Gram
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Type:Lab/Research institutions
inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
Cas:739364-95-5
Min.Order:100 Gram
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inquiryOur company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
Cas:739364-95-5
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inquiryName 2-Methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid Molecular Structure Molecular Formula C8H7N3O2 Mol
Cas:739364-95-5
Min.Order:0 Metric Ton
Negotiable
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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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inquiry2-Methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid(We are one of a few suppliers that can offer custom synthesis service of this product) We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and co
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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
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inquiry2-Methylpyrazolo[1,5-a]pyriMidine-6-carboxylic acidAppearance:powder Storage:store in cool, dry place Package:according to customers' requirements Application:739364-95-5 Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF o
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Cas:739364-95-5
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Type:Manufacturers
inquiryProduct name: 2-Methylpyrazolo[1,5-a]Pyrimidine-6-Carboxylic Acid CAS No.:739364-95-5 Molecule Formula:C8H7N3O2 Molecule Weight:177.16 Purity: 99% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard
Cas:739364-95-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2-Methylpyrazolo[1,5-a]pyriMidine-6-carboxylic acid Basic information Product Name: 2-Methylpyrazolo[1,5-a]pyriMidine-6-carboxylic acid Synonyms: 2-Methylpyrazolo[1;5-a]pyriMidine-6-carboxylic acid;2-Methylpyrazolo[1,5-a]py...;2-Methylpyrazolo
Cas:739364-95-5
Min.Order:1 Gram
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Type:Lab/Research institutions
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Type:Manufacturers
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
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inquiry2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With water; sodium hydroxide at 60℃; Large scale; | 92% |
With sodium hydroxide In tetrahydrofuran at 0℃; for 0.5h; Reagent/catalyst; Solvent; Temperature; | 92.4% |
With lithium hydroxide In tetrahydrofuran; water at 20℃; for 2h; | 85.96% |
2-methylpyrazolo[1,5-a]pyrimidine-6-carbaldehyde
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With sodium chlorite; dihydrogen peroxide In water at 50℃; for 1h; Reagent/catalyst; Temperature; Solvent; | 76.7% |
2-methylpyrazolo[1,5-a]pyrimidine-6-carboxylic acid amide
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol at 70℃; for 1h; | 63% |
Stage #1: 2-methylpyrazolo[1,5-a]pyrimidine-6-carboxylic acid amide With potassium hydroxide In ethanol; water at 70℃; for 1h; Stage #2: With hydrogenchloride Further stages; | 63% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
2-chloro-4,6-dimethoxy-1 ,3,5-triazine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane | 95% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 2-methylpyrazolo[1,5-a] pyrimidine-6-carboxylic acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In acetonitrile for 0.5h; Stage #2: (S)-1-[(2-amino-1,1-dimethylethyl)aminoacetyl]pyrrolidine-2-carbonitrile dihydrochloride In acetonitrile at 20℃; for 3h; | 88% |
Stage #1: 2-methylpyrazolo[1,5-a] pyrimidine-6-carboxylic acid With 1,1'-carbonyldiimidazole In dichloromethane at 25 - 35℃; for 4h; Stage #2: (S)-1-[(2-amino-1,1-dimethylethyl)aminoacetyl]pyrrolidine-2-carbonitrile dihydrochloride With triethylamine In dichloromethane at 10 - 35℃; for 2h; | 53.2 g |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With triethylamine; 1,1'-carbonyldiimidazole In dichloromethane at 0 - 20℃; Reagent/catalyst; Solvent; Concentration; Temperature; Large scale; | 87% |
1-hydroxy-pyrrolidine-2,5-dione
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 8h; Cooling with ice; | 86% |
2,4-Dichloro-6-methoxy-1,3,5-triazine
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran Solvent; | 84% |
1,3,5-trichloro-2,4,6-triazine
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran Solvent; | 70% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane | 69.3% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
(S)-1-(2-((1-amino-2-methylpropan-2-yl)amino)acetyl)pyrrolidine-2-carbonitrile
Conditions | Yield |
---|---|
Stage #1: 2-methylpyrazolo[1,5-a] pyrimidine-6-carboxylic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 25 - 30℃; for 3h; Stage #2: (S)-1-(2-((1-amino-2-methylpropan-2-yl)amino)acetyl)pyrrolidine-2-carbonitrile In tetrahydrofuran for 15h; Reagent/catalyst; Solvent; | 62% |
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide at 20 - 50℃; for 2h; Temperature; | 55% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
N,N,dimethyl-1,4-butanediamine
Conditions | Yield |
---|---|
Stage #1: 2-methylpyrazolo[1,5-a] pyrimidine-6-carboxylic acid With oxalyl dichloride; N,N-dimethyl-formamide In tetrahydrofuran at 0 - 20℃; for 0.5h; Stage #2: N,N,dimethyl-1,4-butanediamine With triethylamine In tetrahydrofuran at 0 - 20℃; | 55% |
Conditions | Yield |
---|---|
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 20℃; for 24h; | 46.67% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 2-methylpyrazolo[1,5-a] pyrimidine-6-carboxylic acid With diphenyl phosphoryl azide; triethylamine In 1,4-dioxane at 20℃; for 0.833333h; Inert atmosphere; Stage #2: 5-chloro-6-(difluoromethoxy)pyridin-3-amine at 100℃; for 2h; Inert atmosphere; | 15% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
1-(aminomethyl)cyclopentanamine
Conditions | Yield |
---|---|
Stage #1: 2-methylpyrazolo[1,5-a] pyrimidine-6-carboxylic acid With oxalyl dichloride; N,N-dimethyl-formamide In tetrahydrofuran at 0 - 20℃; for 3h; Stage #2: 1-(aminomethyl)cyclopentanamine With potassium carbonate In tetrahydrofuran at -60 - 20℃; for 22.5h; | 12% |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 0 - 20℃; for 6.16667h; |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Anagliptin hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: tetrahydrofuran / 4 h / 20 °C 2.1: triethylamine / tetrahydrofuran / 20 °C / Cooling with ice 2.2: 0.17 h / 10 °C View Scheme |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
1,1'-carbonyldiimidazole
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 4h; |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
1,1-dimethylethylenediamine
Conditions | Yield |
---|---|
Stage #1: 2-methylpyrazolo[1,5-a] pyrimidine-6-carboxylic acid With 1,1'-carbonyldiimidazole In dichloromethane at 25 - 30℃; for 1h; Inert atmosphere; Stage #2: 1,1-dimethylethylenediamine In dichloromethane at 0 - 10℃; | 8.8 g |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
1,1'-carbonyldiimidazole
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 4h; |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
(S)-1-(2-((1-amino-2-methylpropan-2-yl)amino)acetyl)pyrrolidine-2-carbonitrile
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 3 h / 25 - 30 °C 1.2: 15 h 2.1: sodium hydroxide; water / 5.08 h / 5 °C View Scheme |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 8 h / 20 °C / Cooling with ice 2: N-ethyl-N,N-diisopropylamine / dichloromethane / 5 h View Scheme |
2-methyl-pyrazolo[1,5-a]pyrimidine-6-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 1,1'-carbonyldiimidazole / dichloromethane / 4 h / 25 - 35 °C 1.2: 2 h / 10 - 35 °C 2.1: isopropyl alcohol hydrogen chloride / 1,4-dioxane; diethyl ether / 1 h / 25 - 30 °C View Scheme |
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