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P56100

Sigma-Aldrich

Pyrazinecarboxylic acid

99%

Synonym(s):

Pyrazinoic acid

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25 G
$48.20
100 G
$98.00

About This Item

Empirical Formula (Hill Notation):
C5H4N2O2
CAS Number:
Molecular Weight:
124.10
Beilstein/REAXYS Number:
112305
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

$48.20


Available to ship onApril 29, 2025Details


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Quality Level

assay

99%

form

powder

mp

222-225 °C (dec.) (lit.)

SMILES string

OC(=O)c1cnccn1

InChI

1S/C5H4N2O2/c8-5(9)4-3-6-1-2-7-4/h1-3H,(H,8,9)

InChI key

NIPZZXUFJPQHNH-UHFFFAOYSA-N

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Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Mohamed Abdel-Aziz et al.
European journal of medicinal chemistry, 45(8), 3384-3388 (2010-05-22)
A series of pyrazine-2-carboxylic acid hydrazide derivatives were synthesized and screened for their activity against Mycobacterium tuberculosis. The results show that pyrazine-2-carboxylic acid hydrazide-hydrazone derivatives 3a-l were less active than pyrazinamide. In contrast, the N(4)-ethyl-N(1)-pyrazinoyl-thiosemicarbazide 4 showed the highest activity
Anthony D Baughn et al.
Antimicrobial agents and chemotherapy, 54(12), 5323-5328 (2010-09-30)
The pyrazinamide (PZA) analog 5-chloropyrazinamide (5-Cl PZA) is active against mycobacterial species, including PZA-resistant strains of Mycobacterium tuberculosis. In M. smegmatis, overexpression of the type 1 fatty acid synthase (FAS I) confers resistance to 5-Cl PZA, a potent FAS I
Takashi Iwanaga et al.
The Journal of pharmacology and experimental therapeutics, 320(1), 211-217 (2006-10-18)
Serum uric acid (SUA) is currently recognized as a risk factor for cardiovascular disease. It has been reported that an angiotensin II receptor blocker (ARB), losartan, decreases SUA level, whereas other ARBs, such as candesartan, have no lowering effect. Because
H J Kim et al.
The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease, 16(1), 98-103 (2012-01-13)
Pyrazinamide (PZA), one of the most effective anti-tuberculosis drugs, becomes toxic to Mycobacterium tuberculosis when converted to pyrazinoic acid by pyrazinamidase (PZase). PZA resistance is caused mainly by the loss of enzyme activity by mutation. To investigate the patterns of
Y Sheeena Mary et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 71(2), 725-730 (2008-03-21)
A substituted amide of pyrazine-2-carboxylic acid was prepared and the IR spectrum is recorded and analysed. The vibrational frequencies and corresponding vibrational assignments are examined theoretically using the Gaussian03 set of quantum chemistry codes. Predicted infrared and Raman intensities are

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