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Zhejiang Haizhou Pharmaceutical Co., Ltd.

Specification: In-house; CP; Certification: China NMPA GMP; ISO Appearance:White Powder Storage:Kept in a well-closed container Package:25kg/drum, full-paper drum Application:Antituberculosis medication Transportation:Kept in a well-closed conta

Pyrazinamide

Cas:98-96-4

Min.Order:50 Gram

Negotiable

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

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

Pyrazinamide Manufacturer/High quality/Best price/In stock

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

Pyrazinamide Quick Details Chemical Name: Pyrazinamide CAS No.: 98-96-4 Molecular Fomula:C5H5N3O Chemical Structure:C5H5N3O Molecular weight: 123.11 Appearance: white powder Assay:99% Tests

CAS:98-96-4 Pyrazinamide factory sales

Cas:98-96-4

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Our Advantage Unique advantages for Pyrazinamide CAS 98-96-4 Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White powder Storage:Normal temperature preservation

Superior quality CP2015 Pyrazinamide CAS 98-96-4 with favorable price

Cas:98-96-4

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

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 se T rvice Appeara

PyrazinaMide

Cas:98-96-4

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Ality Chemical Corporation

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

Factory Supply Pyrazinamide

Cas:98-96-4

Min.Order:1

Negotiable

Type:Other

inquiry

Xi'an Xszo Chem Co., Ltd.

1. 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

Factory Price API 99% Pyrazinamide 98-96-4 GMP Manufacturer

Cas:98-96-4

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,

Pyrazinecarboxamide

Cas:98-96-4

Min.Order:10 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our 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

Pyrazinamide

Cas:98-96-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hubei DiBo chemical co., LTD

Name:Pyrazinamide CAS NO: 98-96-4 Grade:Medical scientific research and export Molecular formula:C5H5N3O Molecular weight:123.11 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data sto

Pyrazinamide/cas:98-96-4/Raw material spot

Cas:98-96-4

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Appearance:Transparent to grayish white crystalline powder Storage:2-8°C Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:shanghai

Pyrazinamide Cas no.98-96-4 98%

Cas:98-96-4

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Product Name: Pyrazinamide Synonyms: LABOTEST-BB LT00233122;2-PYRAZINECARBOXAMIDE;AKOS NCG1-0042;PYRAZINECARBOXAMIDE;PYRAZINOIC ACID AMIDE;PYRAZINE-2-CARBOXAMIDE;PYRAZINE-2-CARBOXYLIC ACID AMIDE;PYRAZINAMIDE CAS: 98-96-4 MF: C5H5N3O MW: 123.1

Pyrazinamide C5H5N3O

Cas:98-96-4

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

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

Pyrazinamide

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $9.0 / 99.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

New production CAS 98-96-4 with best quality

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

Pyrazinamide

Cas:98-96-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after the dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available &diam

Pyrazinamide CAS98-96-4

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $7.0 / 10.0

Type:Trading Company

inquiry

LIDE PHARMACEUTICALS LIMITED

Advantage : 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&amp

Pyrazinamide/ LIDE PHARMA- Factory supply / Best price

Cas:98-96-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Sinotech Import&Export Corporation

Name: Pyrazinamide Synonyms: Pyrazinecarboxamide; 2-? Pyrazinecarboxamide CAS: 98-96-4 MF: C5H5N3O Appearance:White powder Storage: RT. Package:25kg/drum Application:APIs Transportation:By sea or by air Port:Qingdao Port

Pyrazinamide CAS:98-96-4

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Appearance:White powder Storage:2-8°C Package:25kg/drum Application:It is a kind of anti-tuberculosis drugs. Transportation:Express/Sea/Air Port:any port in china

Pyrazinamide factory price

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

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

Pyrazinamide 98-96-4

Cas:98-96-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At presen

An antibacterial agent Pyrazinamide/CAS:98-96-4

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $203.0 / 220.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Pyrazinamide CAS:98-96-4 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 intermediates,

Pyrazinamide CAS:98-96-4

Cas:98-96-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, 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

Pyrazinamide

Cas:98-96-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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 NO.:98-96-4

Cas:98-96-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

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

Pyrazinamide

Cas:98-96-4

Min.Order:1 Gram

FOB Price: $1.0 / 100000.0

Type:Lab/Research institutions

inquiry

Taizhou Crene Biotechnology co.ltd

Our 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-

Pyrazinamide 98-96-4

Cas:98-96-4

Min.Order:50 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou 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

Pyrazinamide

Cas:98-96-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Yuanmeng Biological Technology Co., Ltd.

Hubei Yuanmeng Biological Technology Co., Ltd., which is located in Wuhan, China. We are specializing in the exportation of APIs, and plant extracts ect. Our products has been exported to America, Australia, Brazil, the Europe, Middle East and other

Good Quality Pyrazinamide CAS 98-96-4

Cas:98-96-4

Min.Order:1 Kilogram

FOB Price: $12.0 / 15.0

Type:Trading Company

inquiry

Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

Name Pyrazinamide Synonyms Pyrazinecarboxamide Molecular Structure Molecular Formula C5H5N

Pyrazinamide

Cas:98-96-4

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&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

Pyrazinamide

Cas:98-96-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(1H-benzo[d][1,2,3]triazol-1-yl)(pyrazin-2-yl)methanone
306990-94-3

(1H-benzo[d][1,2,3]triazol-1-yl)(pyrazin-2-yl)methanone

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With ammonium hydroxide In tetrahydrofuran; ethanol at 20℃; for 4h;100%
2-pyrazine carbonitrile
19847-12-2

2-pyrazine carbonitrile

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With manganese(IV) oxide; silica gel In chlorobenzene for 5h; Heating;100%
With manganese(IV) oxide; water In isopropyl alcohol at 98℃; under 5171.62 Torr; for 0.0333333h; Catalytic behavior; Temperature;99%
With C34H38N6NiO2(2+)*2Cl(1-); water In isopropyl alcohol at 70℃; for 6h; Schlenk technique; Inert atmosphere;99%
2-Methylpyrazine
109-08-0

2-Methylpyrazine

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With ammonium hydroxide; air; V2O5#dotMoO3 at 390℃;95.2%
Stage #1: 2-Methylpyrazine With dihydrogen peroxide; iron(II) chloride at 30 - 50℃; for 4h;
Stage #2: With ammonia at 50℃; for 7h; Reagent/catalyst;
95%
2-pyrazylcarboxylic acid
98-97-5

2-pyrazylcarboxylic acid

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With ammonium hydroxide In water at 20℃; for 12h;95%
With ammonium cerium(IV) nitrate; urea for 0.0166667h; microwave irradiation;90%
Stage #1: 2-pyrazylcarboxylic acid With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 0 - 25℃; for 1.5h; Inert atmosphere;
Stage #2: With ammonium hydroxide In tetrahydrofuran at 0 - 25℃; for 0.166667h; Inert atmosphere;
75%
1,4-pyrazine
290-37-9

1,4-pyrazine

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With dipotassium peroxodisulfate at 70℃; for 12h;86%
With sulfuric acid; dihydrogen peroxide; iron(II) sulfate at 60℃; for 4h;96 % Turnov.
With N-hydroxyphthalimide; ammonium cerium(IV) nitrate; trifluoroacetic acid at 70℃; for 6h;
2,5-dimethyl-pyrazine
123-32-0

2,5-dimethyl-pyrazine

A

pyrazinamide
98-96-4

pyrazinamide

B

2,5-pyrazinedicarboxamide
41110-27-4

2,5-pyrazinedicarboxamide

Conditions
ConditionsYield
With ammonium hydroxide; air; antimony(III) trioxide; titanium(IV) oxide; molybdenum(VI) oxide at 440℃; Oxidation; ammonolysis; demethylation;A 5%
B 86%
2,5-dimethyl-pyrazine
123-32-0

2,5-dimethyl-pyrazine

A

1,4-pyrazine
290-37-9

1,4-pyrazine

B

2-Methylpyrazine
109-08-0

2-Methylpyrazine

C

pyrazinamide
98-96-4

pyrazinamide

D

2,5-pyrazinedicarboxamide
41110-27-4

2,5-pyrazinedicarboxamide

Conditions
ConditionsYield
With ammonium hydroxide; air; antimony(III) trioxide; titanium(IV) oxide; molybdenum(VI) oxide at 420℃; Oxidation; ammonolysis; demethylation; Further byproducts given;A 10%
B 2%
C 76%
D 6%
With ammonium hydroxide; air; antimony(III) trioxide; titanium(IV) oxide; molybdenum(VI) oxide at 400℃; Product distribution; Further Variations:; Catalysts; Temperatures; Oxidation; ammonolysis; demethylation;A 10%
B 15%
C 33%
D 5%
With ammonium hydroxide; air; antimony(III) trioxide; titanium(IV) oxide; molybdenum(VI) oxide at 380℃; Oxidation; ammonolysis; demethylation; Further byproducts given;A 5%
B 28%
C 21%
D 5%
2-bromopyrazine
56423-63-3

2-bromopyrazine

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With 1H-imidazole; 1,1'-bis-(diphenylphosphino)ferrocene; palladium diacetate; ammonium chloride; N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 90℃; for 3h; Sealed tube;74%
2-pyrazine carbonitrile
19847-12-2

2-pyrazine carbonitrile

ethanol
64-17-5

ethanol

A

pyrazinamide
98-96-4

pyrazinamide

B

ethyl pyrazine-2-carbimidate hydrochloride
1339045-85-0

ethyl pyrazine-2-carbimidate hydrochloride

C

ethyl 2-pyrazinecarboxylate
6924-68-1

ethyl 2-pyrazinecarboxylate

Conditions
ConditionsYield
With hydrogenchloride Cooling with ice;A 30%
B 65%
C 5%
2,5-dimethyl-pyrazine
123-32-0

2,5-dimethyl-pyrazine

A

1,4-pyrazine
290-37-9

1,4-pyrazine

B

pyrazinamide
98-96-4

pyrazinamide

C

5‐methylpyrazine-2-carboxamide
5521-57-3

5‐methylpyrazine-2-carboxamide

D

2,5-pyrazinedicarboxamide
41110-27-4

2,5-pyrazinedicarboxamide

Conditions
ConditionsYield
With ammonium hydroxide; air; antimony(III) trioxide; titanium(IV) oxide; molybdenum(VI) oxide at 400℃; Oxidation; ammonolysis; demethylation;A 2%
B 5%
C 32%
D 51%
Pyrazin-N.N'-dioxyd
2423-84-9

Pyrazin-N.N'-dioxyd

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
at 200 - 210℃; for 1h; Product distribution;29%
at 200 - 210℃; for 1h;29%
2-pyrazine carbonitrile
19847-12-2

2-pyrazine carbonitrile

A

pyrazinamide
98-96-4

pyrazinamide

B

2-Cyanopyrazine 1-Oxide
32046-03-0

2-Cyanopyrazine 1-Oxide

Conditions
ConditionsYield
With potassium peroxomonosulphate In sulfuric acid for 16h; Ambient temperature;A 8%
B 18%
methyl pyrazine-2-carboxylate
6164-79-0

methyl pyrazine-2-carboxylate

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With methanol; ammonia
With ammonia In methanol
3-amidecarbonylpyrazine-2-carboxylic acid
67367-37-7

3-amidecarbonylpyrazine-2-carboxylic acid

pyrazinamide
98-96-4

pyrazinamide

2,3-dicarboxypyrazine
89-01-0

2,3-dicarboxypyrazine

urea
57-13-6

urea

pyrazinamide
98-96-4

pyrazinamide

N-benzenesulfonyl-N'-pyrazinecarbonyl-hydrazine
34569-20-5

N-benzenesulfonyl-N'-pyrazinecarbonyl-hydrazine

ethylene glycol
107-21-1

ethylene glycol

Na2CO3

Na2CO3

A

2-pyrazylcarboxylic acid
98-97-5

2-pyrazylcarboxylic acid

B

pyrazinamide
98-96-4

pyrazinamide

C

N,N'-bis-(pyrazine-2-carbonyl)-hydrazine
54571-25-4

N,N'-bis-(pyrazine-2-carbonyl)-hydrazine

D

diphenyldisulfane
882-33-7

diphenyldisulfane

Conditions
ConditionsYield
at 160℃;
2-ethylpyrazine
13925-00-3

2-ethylpyrazine

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: potassium permanganate / H2O / 20 °C
2: HCl
3: ammonia / methanol
View Scheme
2,3-pyrazinedicarboxylic anhydride
4744-50-7

2,3-pyrazinedicarboxylic anhydride

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
3: methanol; NH3
View Scheme
2,3-dicarboxypyrazine
89-01-0

2,3-dicarboxypyrazine

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 210 °C / 3 - 4 Torr
2: HCl
3: methanol; NH3
View Scheme
3-[(methyloxy)carbonyl]-2-pyrazinecarboxylic acid
73763-86-7

3-[(methyloxy)carbonyl]-2-pyrazinecarboxylic acid

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
2: methanol; NH3
View Scheme
2-Methylpyrazine
109-08-0

2-Methylpyrazine

A

1,4-pyrazine
290-37-9

1,4-pyrazine

B

2-pyrazine carbonitrile
19847-12-2

2-pyrazine carbonitrile

C

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With La doped V2O5 Gas phase;A n/a
B 86 %Chromat.
C n/a
pyrazinoyl chloride
19847-10-0

pyrazinoyl chloride

pyrazinamide
98-96-4

pyrazinamide

Conditions
ConditionsYield
With ammonium hydroxide In tetrahydrofuran at 20℃; for 2h;
pyrazinamide
98-96-4

pyrazinamide

copper(ll) bromide
7789-45-9

copper(ll) bromide

di-μ2-bromidobis(pyrazinamide)copper(II)

di-μ2-bromidobis(pyrazinamide)copper(II)

Conditions
ConditionsYield
In water at 20℃;99.5%
pyrazinamide
98-96-4

pyrazinamide

bis[2-(2,4-difluorophenyl)pyridinato-N,C6']iridium(III) chloride dimer

bis[2-(2,4-difluorophenyl)pyridinato-N,C6']iridium(III) chloride dimer

Ir(C5H4NC6H2F2)2C4H3N2CONH
866186-25-6

Ir(C5H4NC6H2F2)2C4H3N2CONH

Conditions
ConditionsYield
With Na2CO3 In not given Ir-complex reacted with ligand in the presence of Na2CO3;99%
pyrazinamide
98-96-4

pyrazinamide

copper dichloride

copper dichloride

di-μ2-chloridobis(pyrazinamide)copper(II)

di-μ2-chloridobis(pyrazinamide)copper(II)

Conditions
ConditionsYield
In water at 20℃;98.6%
pyrazinamide
98-96-4

pyrazinamide

methyl iodide
74-88-4

methyl iodide

3-carbamoyl-1-methyl-pyrazinium; iodide
58219-37-7

3-carbamoyl-1-methyl-pyrazinium; iodide

Conditions
ConditionsYield
In dimethyl sulfoxide at 50℃; for 24h;98%
pyrazinamide
98-96-4

pyrazinamide

benzylamine
100-46-9

benzylamine

pyrazine-2-carboxylic acid benzylamide
347368-07-4

pyrazine-2-carboxylic acid benzylamide

Conditions
ConditionsYield
With nanosized zeolite beta In neat (no solvent) at 135℃; for 24h;96%
pyrazinamide
98-96-4

pyrazinamide

2-aminocarbonylpiperazine
84501-64-4

2-aminocarbonylpiperazine

Conditions
ConditionsYield
With palladium 10% on activated carbon; hydrogen In ethanol; water at 100℃; Pressure; Temperature; Solvent; Time;95%
With hydrogen; palladium on activated charcoal In ethanol at 85℃; under 15001.2 Torr; for 5h;82.2%
With hydrogen; palladium dihydroxide In ethanol; water at 50℃; under 2585.7 Torr; for 2h;64%
With palladium on activated charcoal; ethanol Hydrogenation;
pyrazinamide
98-96-4

pyrazinamide

n-Octylamine
111-86-4

n-Octylamine

pyrazine-2-carboxylic acid octylamide
445288-81-3

pyrazine-2-carboxylic acid octylamide

Conditions
ConditionsYield
With Fe3+ exchanged montmorillonite K-10 In neat (no solvent) at 140℃; for 30h; Inert atmosphere;95%
With cerium(IV) oxide at 160℃; for 33h; Neat (no solvent); Inert atmosphere;87 %Chromat.
pyrazinamide
98-96-4

pyrazinamide

tri-O-(tert-butyldimethylsilyl)-D-glucal
79999-47-6

tri-O-(tert-butyldimethylsilyl)-D-glucal

N-[3,4,6-tris(O-tert-butyldimethylsilyl)-2-deoxy-2-iodo-α-D-mannopyranosyl]pyrazincarboxamide
862252-49-1

N-[3,4,6-tris(O-tert-butyldimethylsilyl)-2-deoxy-2-iodo-α-D-mannopyranosyl]pyrazincarboxamide

Conditions
ConditionsYield
With N-iodo-succinimide In propiononitrile at 45℃; for 2h; Inert atmosphere; Molecular sieve; Darkness; stereoselective reaction;93%
2-chloropyrido[3,2-d]pyrimidine
915302-21-5

2-chloropyrido[3,2-d]pyrimidine

pyrazinamide
98-96-4

pyrazinamide

N-(pyrido[3,2-d]pyrimidin-2-yl)pyrazine-2-carboxamide
1189147-59-8

N-(pyrido[3,2-d]pyrimidin-2-yl)pyrazine-2-carboxamide

Conditions
ConditionsYield
With palladium diacetate; potassium carbonate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In 1,4-dioxane for 0.333333h; Inert atmosphere; Reflux;92%
pyrazinamide
98-96-4

pyrazinamide

3,4-Dihydroxybenzoic acid
99-50-3

3,4-Dihydroxybenzoic acid

C7H6O4*C5H5N3O

C7H6O4*C5H5N3O

Conditions
ConditionsYield
In methanol at 20℃; for 168h;92%
pyrazinamide
98-96-4

pyrazinamide

3-Carboxyphenol
99-06-9

3-Carboxyphenol

pyrazinamide-3-hydroxybenzoic acid

pyrazinamide-3-hydroxybenzoic acid

Conditions
ConditionsYield
In methanol at 20℃; for 168h;91%
pyrazinamide
98-96-4

pyrazinamide

sodium saccharinate dihydrate
6155-57-3

sodium saccharinate dihydrate

silver nitrate

silver nitrate

Ag2(saccharinate)2(pyrazine-2-carboxamide)2

Ag2(saccharinate)2(pyrazine-2-carboxamide)2

Conditions
ConditionsYield
In water; acetonitrile solid Na(sac)*2H2O mixed with 1 equiv. of AgNO3 in H2O, pptd., dissolvedin CH3CN, treated with 1 equiv. of pyrazine-2-carboxamide, stirred at 5 0°C for 45 min; crystd. at room temp., elem. anal.;90%
pyrazinamide
98-96-4

pyrazinamide

4-hydroxy-benzoic acid
99-96-7

4-hydroxy-benzoic acid

C5H5N3O*C7H6O3

C5H5N3O*C7H6O3

Conditions
ConditionsYield
In methanol at 20℃; for 168h;87%
pyrazinamide
98-96-4

pyrazinamide

β‐cyclodextrin
7585-39-9

β‐cyclodextrin

C42H70O35*C5H5N3O

C42H70O35*C5H5N3O

Conditions
ConditionsYield
In water at -5 - 100℃;85.37%
pyrazinamide
98-96-4

pyrazinamide

2-pyrazine carbonitrile
19847-12-2

2-pyrazine carbonitrile

Conditions
ConditionsYield
With trichlorophosphate at 100℃; for 1.5h;85%
at 325℃; for 1h; Temperature;85%
With ethyl phosphodichloridite; 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 20℃; for 3h;73%
pyrazinamide
98-96-4

pyrazinamide

tri-O-(tert-butyldimethylsilyl)-D-glucal
79999-47-6

tri-O-(tert-butyldimethylsilyl)-D-glucal

pyrazine-2-carboxylic acid [4,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-3-iodo-tetrahydro-pyran-2-yl]-amide

pyrazine-2-carboxylic acid [4,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-3-iodo-tetrahydro-pyran-2-yl]-amide

Conditions
ConditionsYield
With N-iodo-succinimide In N,N-dimethyl-formamide85%
pyrazinamide
98-96-4

pyrazinamide

formaldehyd
50-00-0

formaldehyd

4-(4-chlorophenyl) piperazine
38212-33-8

4-(4-chlorophenyl) piperazine

pyrazine-2-carboxylic acid [4-(4-chloro-phenyl)-piperazin-1-ylmethyl]-amide

pyrazine-2-carboxylic acid [4-(4-chloro-phenyl)-piperazin-1-ylmethyl]-amide

Conditions
ConditionsYield
In ethanol for 0.0333333h; Mannich reaction; microwave irradiation;85%
pyrazinamide
98-96-4

pyrazinamide

sodium perchlorate monohydrate
7791-07-3

sodium perchlorate monohydrate

{CoCl2(tris(2-aminoethyl)amine)}Cl
20023-19-2, 224056-22-8

{CoCl2(tris(2-aminoethyl)amine)}Cl

water
7732-18-5

water

[Co(tris(2-aminoethyl)amine)(pyrazine-2-carboxylato)][ClO4]2*2H2O

[Co(tris(2-aminoethyl)amine)(pyrazine-2-carboxylato)][ClO4]2*2H2O

Conditions
ConditionsYield
With LiOH In methanol; water aq/ soln. of Co compd. treated with LiOH (pH 7.5), ligand in MeOH added,heated at 60°C for 5 h, aq. soln. of excess NaClO4 added; crystd. on storage at room temp. for several d, elem. anal.;85%
pyrazinamide
98-96-4

pyrazinamide

tetrachloroplatinum(II)

tetrachloroplatinum(II)

[Pt(2-pyrazinecarboxamide)2]Cl2

[Pt(2-pyrazinecarboxamide)2]Cl2

Conditions
ConditionsYield
In ethanol85%
pyrazinamide
98-96-4

pyrazinamide

Pyridine-2,6-dicarboxylic acid
499-83-2

Pyridine-2,6-dicarboxylic acid

water
7732-18-5

water

copper(II) acetate monohydrate
6046-93-1

copper(II) acetate monohydrate

{[Cu(pyrazinecarboxamide)(dipicolinate)(H2O)].H2O}

{[Cu(pyrazinecarboxamide)(dipicolinate)(H2O)].H2O}

Conditions
ConditionsYield
Stage #1: pyrazinamide; water; copper(II) acetate monohydrate at 20℃; for 0.5h;
Stage #2: Pyridine-2,6-dicarboxylic acid Heating;
85%
pyrazinamide
98-96-4

pyrazinamide

1,4-dioxopyrazinamide
18960-19-5

1,4-dioxopyrazinamide

Conditions
ConditionsYield
With acetic acid; 3-chloro-benzenecarboperoxoic acid In ethyl acetate at 0 - 20℃; for 24h; Temperature; Reagent/catalyst;84.37%
pyrazinamide
98-96-4

pyrazinamide

zinc(II) nitrate hexahydrate

zinc(II) nitrate hexahydrate

sodium dicyanamide
1934-75-4

sodium dicyanamide

{[Zn(l1,5-dicyanamide)2(pyrazinamide)2](pyrazinamide)2}n

{[Zn(l1,5-dicyanamide)2(pyrazinamide)2](pyrazinamide)2}n

Conditions
ConditionsYield
Stage #1: pyrazinamide; zinc(II) nitrate hexahydrate In water for 0.166667h;
Stage #2: sodium dicyanamide In water for 0.5h;
84%
pyrazinamide
98-96-4

pyrazinamide

chloro(aquo)bis(dimethylglyoximate)cobalt(III)

chloro(aquo)bis(dimethylglyoximate)cobalt(III)

trans-chlorobis(dimethylglyoximato)(pyrazine-2-carboxamide-κN(4))cobalt(III)
1218819-93-2

trans-chlorobis(dimethylglyoximato)(pyrazine-2-carboxamide-κN(4))cobalt(III)

Conditions
ConditionsYield
In methanol soln. of pyrazinecarboxamide in MeOH added to warm soln. of Co complex in MeOH/H2O (1/1), soln. slowly cooled to room temp.; crystals isolated; elem. anal.;83%
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