Top Manufacturer of 2-pyrazinecarboxylic acid Appearance:A white or sight yellow crystalline powder Storage:store in well closed container Package:25kgs/drum Application:Bortezomib intermediate Port:any port in China
Cas:98-97-5
Min.Order:0 Metric Ton
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Type:Other
inquiryQuick Details CAS No.: 98-97-5 Other Names: 2-Pyrazinecarboxylic acid Place of Origin: Zhejiang, China (Mainland) Type: Pharmaceutical Intermediates Purity: 99.0%min
Cas:98-97-5
Min.Order:0 Metric Ton
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Type:Lab/Research institutions
inquiryDayangchem'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:98-97-5
Min.Order:1 Kilogram
FOB Price: $3.0
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
Cas:98-97-5
Min.Order:0 Metric Ton
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Type:Manufacturers
inquiryHigh purity 2-Pyrazinecarboxylic acid CAS 98-97-5 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine che
Cas:98-97-5
Min.Order:10 Kilogram
FOB Price: $10.0
Type:Trading Company
inquiryT he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality service Appearan
The 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
Cangzhou 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:98-97-5
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
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
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:98-97-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:98-97-5
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:98-97-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAppearance:White to off-white solid Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Any port in china
Cas:98-97-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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 serv
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Cas:98-97-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 2-Pyrazinecarboxylic acid Synonyms: 2-PYRAZINECARBOXYLIC ACID;AKOS BBS-00003784;Pyrazinecarboxylice acid;SodiumStearlyFumarate;Pyrazinecarboxylicacid,99%;1,4-Diazine-2-carboxylic acid;2-Pyrazinecarboxylic aci;1,4-Diazinecarboxylic
Cas:98-97-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryIt can be used in colored uv curable plastic coatings. uv coatings have been widely used in plastic housings of various electronic and household electrical appliances due to their excellent performance and efficient production. Appearance:w
Cas:98-97-5
Min.Order:1 Kilogram
FOB Price: $270.0 / 280.0
Type:Trading Company
inquiry2-Pyrazinecarboxylic acidCAS:98-97-5 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 int
Cas:98-97-5
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:98-97-5
Min.Order:1 Kilogram
Negotiable
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
Best 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:White to off-white Crystalline Powder Storage:Keep in dark place,Sealed in dry,Room Temperature Application:Labelled analogue of Pyrazinecarboxylic Acid, a very potent urate retaining drug. Pyrazinecarboxylic Acid is a metabolit
Cas:98-97-5
Min.Order:25 Kilogram
Negotiable
Type:Lab/Research institutions
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:98-97-5
Min.Order:5 Kilogram
Negotiable
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
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
A 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
Cas:98-97-5
Min.Order:4 Kilogram
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:98-97-5
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry2-pyrazinecarboxylic acid Best supplier/Competive price/Professional manufactureAppearance:White to off-white crystalline powder Storage:Keep away of light, cool place Package:according to customers' requirements Application:Pharmaceutical intermedia
Cas:98-97-5
Min.Order:1 Gram
Negotiable
Type:Other
inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediate
Product 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:98-97-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With sulfuric acid; acetic acid for 2h; Heating; | 85% |
at 210℃; under 3 - 4 Torr; | |
With water; toluene | |
With nitrobenzene |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium tert-butylate; oxygen In 1,2-dimethoxyethane at 60℃; under 3800 Torr; for 24h; | 64% |
In water Ambient temperature; electrochemical oxidation on activated nickel hydroxide anode; | 60% |
With selenium(IV) oxide In acetic acid for 0.0833333h; Heating; microwave; | 50% |
2,5-dimethyl-pyrazine
A
2-pyrazylcarboxylic acid
B
2-methylpyrazin-5-carboxylic acid
C
2,5-pyrazinedicarboxylic acid
Conditions | Yield |
---|---|
With cobalt(II) nitrate In water Ambient temperature; electrochemical oxidation on activated nickel hydroxide anode; | A 2% B 42% C 3% |
In water Ambient temperature; electrochemical oxidation on activated nickel hydroxide anode; | A 12% B 22% C 5% |
With chromium(III) nitrate In diethyl ether Product distribution; Ambient temperature; electrochemical oxidation; var. additives, var. reaction time vs. conversion; |
2-ethylpyrazine
2-pyrazylcarboxylic acid
Conditions | Yield |
---|---|
With potassium permanganate | |
With potassium permanganate In water at 20℃; |
pyrazine-2,3-dicarbonitrile
2-pyrazylcarboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride |
2,5-pyrazinedicarboxylic acid
A
1,4-pyrazine
B
2-pyrazylcarboxylic acid
C
methylammonium carbonate
Conditions | Yield |
---|---|
at 282℃; |
Conditions | Yield |
---|---|
Destillation im Vakuum; | |
bei der Destillation im Vakuum; |
diethyl pyrazine-2,5-dicarboxylate
A
1,4-pyrazine
B
2-pyrazylcarboxylic acid
Conditions | Yield |
---|---|
rasche Destillation; |
Conditions | Yield |
---|---|
With alkaline H2O In dimethyl sulfoxide at 30℃; Rate constant; other solvent (EtOH); variation of water concentrations; |
2-pyrazylcarboxylic acid
Conditions | Yield |
---|---|
With diethylene glycol |
N-benzenesulfonyl-N'-pyrazinecarbonyl-hydrazine
ethylene glycol
A
2-pyrazylcarboxylic acid
B
pyrazinamide
C
N,N'-bis-(pyrazine-2-carbonyl)-hydrazine
D
diphenyldisulfane
Conditions | Yield |
---|---|
at 160℃; |
2-ethylpiperazine
2-pyrazylcarboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2O; copper oxide-chromium oxide catalyst / 360 °C 2: KMnO4 View Scheme |
2-Methylpyrazine
A
2-methylpyrazine 4-oxide
B
2-methylpyrazine 1-oxide
C
2-pyrazylcarboxylic acid
D
pyrazinecarboxaldehyde
E
pyrazine-2-carboxylic acid-4-oxide
F
pyrazine-2-carboxylic acid-1-oxide
Conditions | Yield |
---|---|
With acetyl peroxyborate In water at 94.84℃; for 5h; | A n/a B n/a C 56.3 mol % D 4.5 mol % E n/a F n/a |
With acetyl peroxyborate In water at 94.84℃; for 5h; | A n/a B n/a C 28.5 mol % D 41.2 mol % E n/a F n/a |
2-Methylpyrazine
A
2-methylpyrazine 4-oxide
B
2-methylpyrazine 1-oxide
C
2-pyrazylcarboxylic acid
D
pyrazine-2-carboxylic acid-4-oxide
E
pyrazine-2-carboxylic acid-1-oxide
Conditions | Yield |
---|---|
With peroxyacetic acid In water; acetic acid at 94.84℃; for 5h; | A n/a B n/a C 19.2 mol % D n/a E n/a |
Conditions | Yield |
---|---|
With recombinant Acinetobacter baumanii pyrazinamidase/nicotinamidase; water at 30℃; Kinetics; Enzymatic reaction; | |
With potassium permanganate; sulfuric acid Kinetics; Mechanism; Thermodynamic data; Concentration; | |
With water In aq. phosphate buffer at 30℃; for 3h; pH=7; Time; Enzymatic reaction; | |
Alkaline conditions; |
2-pyrazylcarboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride In water pH=2; |
2-pyrazine carbonitrile
2-pyrazylcarboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide for 6h; Reflux; |
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