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CAS No 98-97-5 , pyrazine-2-carboxylic acid Search by region : India

  • Name: pyrazine-2-carboxylic acid
  • Synonyms: pyrazine-2-carboxylic acid; Pyrazinic acid;Pyrazine-2-carboxylic acid; 2-Carboxypyrazine; 98-97-5; pyrazinecarboxylic acid; 2-Pyrazinecarboxylic acid;
  • CAS Registry Number:
  • Melting Point: 222-225 ºC
  • Density: 1.403g/cm3
  • Refractive index: 1.578
  • Safety Statements: 11-34,
  • Hazard Symbols: Xi,C,F:;
  • HS Code: 29339990
  • EINECS: 202-718-1
  • Molecular Weight: 124.09746
  • InchiKey: NIPZZXUFJPQHNH-UHFFFAOYSA-N
  • InChI: InChI=1S/C5H4N2O2/c8-5(9)4-3-6-1-2-7-4/h1-3H,(H,8,9)
  • Risk Statements: S24/25
  • Molecular Formula: C5H4N2O2
  • Molecular Structure:CAS No:98-97-5 pyrazine-2-carboxylic acid

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98-97-5 PYRAZINOIC ACID-D3

  • India VARDA Biotech (P) Ltd. [Manufacturer]
  • Tel: +91-22-6693 5686 / 2673 0141 / 2673 4258
  • Fax: +91-22-6693 5687
  • Address: 110 & 111, Kartik Complex
    New link Road, Andheri-(W)
    Mumbai-400053, INDIA. null,nullIndia
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98-97-5 PYRAZINE-2-CARBOXYLIC ACID

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98-97-5 2-Pyrazinecarboxylic acid

  • India Retrosynth Finechem Pvt Ltd [Manufacturer, Trading Company, Other]
  • Tel: 91-79-65225548
  • Fax: 91-79-
  • Address: 3, Aditya Residency, Thaltej-Shilaj Road, India,GujaratIndia
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References of pyrazine-2-carboxylic acid
Title: Pyrazinoic Acid
CAS Registry Number: 98-97-5
CAS Name: Pyrazinecarboxylic acid
Synonyms: pyrazinemonocarboxylic acid
Molecular Formula: C5H4N2O2
Molecular Weight: 124.10
Percent Composition: C 48.39%, H 3.25%, N 22.57%, O 25.78%
Literature References: Prepn by thermal decompn of 2,3-pyrazinedicarboxylic acid: Hall, Spoerri, J. Am. Chem. Soc. 62, 664 (1940); by oxidation of alkylpyrazines: Gainer, J. Org. Chem. 24, 691 (1959).
Properties: Fine white needles from water, dec 225-229°. Sublimes. pK (25°) 2.92. Slightly sol in cold water, more sol in hot water. One gram dissolves in 120 g abs ethanol at 25°. Practically insol in ether, chloroform, benzene.
pKa: pK (25°) 2.92
 
Derivative Type: Methyl ester
Properties: Crystals from ether, mp 59°.
Melting point: mp 59°
 
Derivative Type: Amide see Pyrazinamide