R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Cas:16298-03-6
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inquiryAs 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:16298-03-6
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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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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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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:16298-03-6
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryProduct Name: Methyl 3-amino-2-pyrazinecarboxylate Synonyms: METHYL 2-AMINOPYRAZINE-3-CARBOXYLATE;METHYL 3-AMINO-2-PYRAZINECARBOXYLATE;METHYL 3-AMINOPYRAZINE-2-CARBOXYLATE;BUTTPARK 35\02-15;3-AMINOPYRAZINE-2-CARBOXYLIC ACID METHYL ESTE
Cas:16298-03-6
Min.Order:1 Gram
FOB Price: $8900.0
Type:Lab/Research institutions
inquiryAbout Product Details
Cas:16298-03-6
Min.Order:1 Kilogram
FOB Price: $1.0 / 5.0
Type:Lab/Research institutions
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
Cas:16298-03-6
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
Type:Trading Company
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:16298-03-6
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:16298-03-6
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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 R&
Cas:16298-03-6
Min.Order:0
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Type:Lab/Research institutions
inquiryProduct Name: Methyl 3-amino-2-pyrazinecarboxylate CAS No.: 16298-03-6 Molecular formula: C6H7N3O2 Molecular weight: 153 Appearance: yellow crystalline powder Appearance:yellow cryst
Cas:16298-03-6
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
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 Crystalline Powder Storage:Store in sealed conta
Cas:16298-03-6
Min.Order:10 Gram
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Type:Other
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
Cas:16298-03-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryMethyl 3-amino-2-pyrazinecarboxylate CAS: 16298-03-6 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 qua
Cas:16298-03-6
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:16298-03-6
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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
Cas:16298-03-6
Min.Order:0
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Type:Manufacturers
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:16298-03-6
Min.Order:0 Metric Ton
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Type:Lab/Research institutions
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
Cas:16298-03-6
Min.Order:0
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Type:Lab/Research institutions
inquiryadvantage: 1. The best price, satisfactory quality; 2. customers have the right to choose the delivery of parcels (EMS, DHL, FedEx, UPS); 3. customers have the right to choose from the recent effective packaging methods of their products packaging
Cas:16298-03-6
Min.Order:1 Gram
Negotiable
Type:Other
inquirylow 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 interme
Cas:16298-03-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:16298-03-6
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe 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 contract research. We are committed to prov
Cas:16298-03-6
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryProduct name: Methyl 3-Aminio-2-Pyrazinecarboxylate CAS No.:16298-03-6 Molecule Formula:C6H7N3O2 Molecule Weight:153.14 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard
Cas:16298-03-6
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:16298-03-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1)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 etc. 3) oem/odm available; 4) rea
Cas:16298-03-6
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:16298-03-6
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
Cas:16298-03-6
Min.Order:0
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Type:Trading Company
inquiryShandong Mopai Biotechnology 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 chemicals. W
Cas:16298-03-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:16298-03-6
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryConditions | Yield |
---|---|
With chlorosulfonic acid In methanol at 20℃; for 16h; | 80% |
With sulfuric acid | 80% |
With sulfuric acid at 20℃; Cooling with ice; | 76% |
2-Aminopyrazine
pyruvic acid methyl ester
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
With sulfuric acid; dihydrogen peroxide; iron(II) sulfate 1) -10 deg C, 2) 30 min, 0 deg C, 3) 30 min, room temperature; | 72% |
3-aminopyrazinoic acid
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In methanol; sulfuric acid; water | 63% |
2,3,4,5-tetrahydro-6-methoxypyridine
3-aminopyrazinoic acid
A
Methyl 3-amino-2-pyrazinecarboxylate
B
5,6,7,8-Tetrahydro-1,4,8a,10-tetraaza-anthracen-9-one
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 2h; Heating; Yields of byproduct given; | A n/a B 12 % Turnov. |
O-methylcaprolactim
3-aminopyrazinoic acid
A
Methyl 3-amino-2-pyrazinecarboxylate
B
7,8,9,10-Tetrahydro-6H-1,4,5,10a-tetraaza-cyclohepta[b]naphthalen-11-one
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 2h; Heating; Yields of byproduct given; | A n/a B 17 % Turnov. |
methyl chloroformate
1,1,1-triphenyl-N-(pyrazin-2-yl)-λ5-phosphanimine
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
With hydrogenchloride; triethylamine 1.) benzene, 80 deg C, 20 min, 2.) ethanol, water, 78 deg C, 6 h; Yield given. Multistep reaction; |
3-Azidocarbonyl-pyrazine-2-carboxylic acid methyl ester
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
In benzene for 24h; Heating; | 99.0 g |
3-(chlorocarbonyl)pyrazinecarboxylic acid, methyl ester
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaN3 / H2O; acetone / 18 h / 0 °C 2: 99.0 g / benzene / 24 h / Heating View Scheme |
3-[(methyloxy)carbonyl]-2-pyrazinecarboxylic acid
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: SOCl2 / CHCl3; dimethylformamide / 4 h / Heating 2: NaN3 / H2O; acetone / 18 h / 0 °C 3: 99.0 g / benzene / 24 h / Heating View Scheme |
3-aminopyrazinoic acid
diazomethyl-trimethyl-silane
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
In methanol; toluene at 0℃; for 0.5h; |
Methyl 3-amino-2-pyrazinecarboxylate
methyl 3-amino-6-bromopyrazine-2-carboxylate
Conditions | Yield |
---|---|
With N-Bromosuccinimide In acetonitrile for 2h; Heating / reflux; | 100% |
With bromine; acetic acid In water | 94% |
Stage #1: Methyl 3-amino-2-pyrazinecarboxylate With bromine; acetic acid at 45℃; for 0.833333h; Stage #2: With water at 20℃; for 0.5h; | 94% |
propylamine
Methyl 3-amino-2-pyrazinecarboxylate
3-Amino-pyrazine-2-carboxylic acid propylamide
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene Ambient temperature; | 100% |
Methyl 3-amino-2-pyrazinecarboxylate
SEC-BUTYLAMINE
3-Amino-pyrazine-2-carboxylic acid sec-butylamide
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene Ambient temperature; | 100% |
Methyl 3-amino-2-pyrazinecarboxylate
1-amino-2-propene
N-Allyl-3-aminopyrazine-2-carboxamide
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene for 4h; Ambient temperature; | 100% |
With 1,8-diazabicyclo[5.4.0]undec-7-ene for 4h; Ambient temperature; Yield given; |
Methyl 3-amino-2-pyrazinecarboxylate
triphenylphosphine
Methyl 2-(triphenylphosphoranylidene)aminopyrazine-3-carboxylate
Conditions | Yield |
---|---|
With hexachloroethane; triethylamine In benzene for 3h; Heating; | 99% |
With hexachloroethane; triethylamine In benzene for 5h; Heating; | 96% |
Methyl 3-amino-2-pyrazinecarboxylate
3-amino-6-chloropyrazine-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With N-chloro-succinimide In N,N-dimethyl-formamide at 80℃; for 24h; | 98.1% |
With N-chloro-succinimide In acetonitrile at 82℃; for 12h; | 92% |
With N-chloro-succinimide In N,N-dimethyl-formamide at 20 - 80℃; | 92% |
Methyl 3-amino-2-pyrazinecarboxylate
3-amino-pyrazine-2-carbohydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol at 60℃; for 2h; Inert atmosphere; | 97% |
With hydrazine hydrate In ethanol at 20 - 60℃; for 2h; | 97% |
With hydrazine hydrate In ethanol at 20 - 60℃; for 2h; Inert atmosphere; | 97% |
With hydrazine hydrate In ethanol for 4h; Reflux; | 92% |
With hydrazine hydrate |
Methyl 3-amino-2-pyrazinecarboxylate
4-methyl-1-naphthalenecarbonyl chloride
methyl 3-{bis[(4-methylnaphthalen-1-yl)carbonyl]amino}pyrazine-2-carboxylate
Conditions | Yield |
---|---|
With pyridine; dmap In chloroform at 50℃; for 20h; Reflux; | 97% |
Methyl 3-amino-2-pyrazinecarboxylate
4-methoxy-benzoyl chloride
3-[Bis-(4-methoxy-benzoyl)-amino]-pyrazine-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With pyridine at 50℃; for 8h; | 95% |
Methyl 3-amino-2-pyrazinecarboxylate
m-chlorophenyl isocyanate
Conditions | Yield |
---|---|
In pyridine for 6h; Heating; | 94% |
Methyl 3-amino-2-pyrazinecarboxylate
3-aminopyrazine-2-carboxamide
Conditions | Yield |
---|---|
With ammonia In water at 20℃; for 12h; | 92% |
With ammonia at 20℃; for 10h; | 90.6% |
With ammonia In water at 60℃; for 3h; | 82% |
Methyl 3-amino-2-pyrazinecarboxylate
methyl 3-amino-6-iodopyrazine-2-carboxylate
Conditions | Yield |
---|---|
With N-iodo-succinimide In dimethyl sulfoxide at 70℃; for 48h; Inert atmosphere; regioselective reaction; | 92% |
With N-iodo-succinimide In N,N-dimethyl-formamide at 20 - 65℃; | 88% |
With N-iodo-succinimide In N,N-dimethyl-formamide at 20 - 65℃; for 25h; | 88% |
Methyl 3-amino-2-pyrazinecarboxylate
phenethylamine
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene at 20 - 25℃; Inert atmosphere; | 91% |
Methyl 3-amino-2-pyrazinecarboxylate
isopropylamine
3-amino-pyrazine-2-carboxylic acid isopropylamide
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene Ambient temperature; | 90% |
Methyl 3-amino-2-pyrazinecarboxylate
4-fluorobenzoyl chloride
methyl 3-(4-fluoro-N-(4-fluorobenzoyl)benzamido)pyrazine-2-carboxylate
Conditions | Yield |
---|---|
With pyridine at 70℃; for 2.08h; | 90% |
Methyl 3-amino-2-pyrazinecarboxylate
dimethyl sulfoxide
S,S-dimethyl-N-(3-carbomethoxypyrazin-2-yl)sulfilimine
Conditions | Yield |
---|---|
With trifluoroacetic anhydride In dichloromethane at -78 - -55℃; for 3h; Product distribution; Preparation of sulfilimines (iminosulfuranes) with in situ obtained dimethyl sulfide ditriflate; | 85% |
With trifluoroacetic anhydride In dichloromethane at -78 - -55℃; for 3h; | 85% |
With trifluoromethanesulfonic acid anhydride 1.) CH2Cl2, -78 deg C; 2.) -78 deg C, 2 h and -55 deg C, 1 h; Yield given. Multistep reaction; |
Methyl 3-amino-2-pyrazinecarboxylate
4-Methoxyphenyl isocyanate
Conditions | Yield |
---|---|
In pyridine for 3h; Heating; | 84% |
Methyl 3-amino-2-pyrazinecarboxylate
3-aminopyrazinoic acid
Conditions | Yield |
---|---|
With lithium hydroxide In methanol; water for 2h; Reflux; | 83% |
With water; sodium hydroxide In methanol at 20℃; for 0.833333h; Inert atmosphere; | 1.48 g |
Methyl 3-amino-2-pyrazinecarboxylate
methylhydrazine
3-aminopyrazinecarboxylic acid 2-methylhydrazide
Conditions | Yield |
---|---|
In 1,4-dioxane; ethanol for 4h; Reflux; | 82% |
In 1,2-dimethoxyethane for 24h; Heating; | 71% |
Methyl 3-amino-2-pyrazinecarboxylate
Ethoxycarbonyl isothiocyanate
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 18h; Inert atmosphere; | 82% |
Methyl 3-amino-2-pyrazinecarboxylate
phenyl isocyanate
3-phenyl-2,4(1H,3H)-pteridinedione
Conditions | Yield |
---|---|
In pyridine for 2h; Heating; | 81% |
Methyl 3-amino-2-pyrazinecarboxylate
di-tert-butyl dicarbonate
3-di-(tert-butoxycarbonyl)amino-pyrazine-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With dmap In dichloromethane for 4h; Heating / reflux; | 81% |
With dmap In dichloromethane for 48h; Inert atmosphere; |
Methyl 3-amino-2-pyrazinecarboxylate
4-chloro-benzoyl chloride
3-[Bis-(4-chloro-benzoyl)-amino]-pyrazine-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With pyridine at 50℃; for 4h; | 80% |
Methyl 3-amino-2-pyrazinecarboxylate
4-nitro-benzoyl chloride
3-[Bis-(4-nitro-benzoyl)-amino]-pyrazine-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With pyridine at 50℃; for 2h; | 80% |
Methyl 3-amino-2-pyrazinecarboxylate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran; n-heptan1ol; ethylbenzene for 3h; | 76% |
Methyl 3-amino-2-pyrazinecarboxylate
ethyl chlorocarbonylacetate
ethyl 8-hydroxy-6-oxo-5,6-dihydropyrido[2,3-b]pyrazine-7-carboxylate
Conditions | Yield |
---|---|
Stage #1: Methyl 3-amino-2-pyrazinecarboxylate; ethyl chlorocarbonylacetate With triethylamine In dichloromethane at 20℃; Stage #2: With sodium ethanolate In ethanol at 20℃; for 2h; Stage #3: With hydrogenchloride In ethanol; water | 73% |
Methyl 3-amino-2-pyrazinecarboxylate
ortho-toluoyl chloride
3-[Bis-(2-methyl-benzoyl)-amino]-pyrazine-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With pyridine at 50℃; for 8h; | 72% |
Methyl 3-amino-2-pyrazinecarboxylate
3-tolyl isocyanate
Conditions | Yield |
---|---|
In pyridine for 5h; Heating; | 71% |
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