2-Pyrazinecarboxylic acid
- CAS No.
- 98-97-5
- Chemical Name:
- 2-Pyrazinecarboxylic acid
- Synonyms
- PYRAZINE-2-CARBOXYLIC ACID;PYRAZINOIC ACID;2-Carboxypyrazine;NSC 13146;NSC 27192;NSC 13146-d3;NSC 27192-d3;Pyrazoic acid;Pyrazinic acid;PyrazinecarboxyL
- CBNumber:
- CB3346855
- Molecular Formula:
- C5H4N2O2
- Molecular Weight:
- 124.1
- MDL Number:
- MFCD00006130
- MOL File:
- 98-97-5.mol
- MSDS File:
- SDS
- TDS File:
- TDS
| Melting point | 222-225 °C (dec.)(lit.) |
|---|---|
| Boiling point | 230.85°C (rough estimate) |
| Density | 1.4317 (rough estimate) |
| vapor pressure | 0.011Pa at 25℃ |
| refractive index | 1.4800 (estimate) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly, Heated) |
| form | Crystalline Powder |
| pka | pK (25°) 2.92 |
| color | White to off-white |
| Water Solubility | SOLUBLE IN COLD WATER |
| Merck | 14,8970 |
| BRN | 112305 |
| InChI | 1S/C5H4N2O2/c8-5(9)4-3-6-1-2-7-4/h1-3H,(H,8,9) |
| InChIKey | NIPZZXUFJPQHNH-UHFFFAOYSA-N |
| SMILES | OC(=O)c1cnccn1 |
| LogP | -0.18 |
| CAS DataBase Reference | 98-97-5(CAS DataBase Reference) |
| FDA UNII | 2WB23298SP |
| NIST Chemistry Reference | Pyrazinoic acid(98-97-5) |
| UNSPSC Code | 41116107 |
| NACRES | NA.24 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P305+P351+P338 | |||||||||
| PPE | Eyeshields, Gloves, type N95 (US) | |||||||||
| Hazard Codes | Xi,C,F | |||||||||
| Risk Statements | 11-34 | |||||||||
| Safety Statements | 22-24/25-45-36/37/39-26-16 | |||||||||
| WGK Germany | 3 | |||||||||
| HS Code | 29339990 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| REACH Registrations | Inactive | |||||||||
| NFPA 704 |
|
2-Pyrazinecarboxylic acid price More Price(91)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | P56100 | Pyrazinecarboxylic acid 99% | 98-97-5 | 25g | $51.3 | 2026-04-30 | Buy |
| Sigma-Aldrich | P56100 | Pyrazinecarboxylic acid 99% | 98-97-5 | 100g | $104 | 2026-04-30 | Buy |
| Sigma-Aldrich | 1585017 | Pyrazinamide Related Compound A United States Pharmacopeia (USP) Reference Standard | 98-97-5 | 25MG | $1150 | 2026-04-30 | Buy |
| TCI Chemical | P0940 | Pyrazinecarboxylic Acid >98.0%(HPLC)(T) | 98-97-5 | 25g | $45 | 2026-04-30 | Buy |
| TCI Chemical | P0940 | Pyrazinecarboxylic Acid >98.0%(HPLC)(T) | 98-97-5 | 500g | $529 | 2026-04-30 | Buy |
2-Pyrazinecarboxylic acid Chemical Properties,Uses,Production
Chemical Properties
WHITE TO OFF-WHITE CRYSTALLINE POWDER
Uses
Pyrazinecarboxylic Acid is a very potent urate retaining drug. Pyrazinecarboxylic Acid is a metabolite of the antibacterial agent Pyrazinamide (P840600).
Uses
Labelled analogue of Pyrazinecarboxylic Acid, a very potent urate retaining drug. Pyrazinecarboxylic Acid is a metabolite of the antibacterial agent Pyrazinamide (P840600).
Definition
ChEBI: The parent compound of the class of pyrazinecarboxylic acids, that is pyrazine bearing a single carboxy substituent. The active metabolite of the antitubercular drug pyrazinamide.
Synthesis Reference(s)
The Journal of Organic Chemistry, 40, p. 1187, 1975 DOI: 10.1021/jo00896a050
Flammability and Explosibility
Not classified
Purification Methods
It crystallises from water. The methyl ester has m 62o (from pet ether). [Sauville & Spoerri J Am Chem Soc 63 3153 1941, Beilstein 25 III/IV 771.]
2-Pyrazinecarboxylic acid Preparation Products And Raw materials
Raw materials
Preparation Products
1of2
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Suzhou Uugene Biopharma Co., Ltd. | 0512-69561956 18015581618 | sales@uugene.com | China | 111 | 55 |
| Shanghai YuanYe Biotechnology Co., Ltd. | 15026964105 | 2881489226@qq.com | China | 89667 | 60 |
| Shouguang Jiasheng Chemical Co., Ltd. | 0536-7971999 13583611556 | sgjiasheng@hotmail.com | China | 300 | 58 |
| Shanghai Boyle Chemical Co., Ltd. | 021-50182298 021-50180596 | sales@boylechem.com | China | 2202 | 55 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| Meryer (Shanghai) Chemical Technology Co., Ltd. | 4006356688 18621169109 | market03@meryer.com | China | 40202 | 62 |
| INTATRADE GmbH | +49 3493/605464 | sales@intatrade.de | Germany | 3563 | 66 |
| 3B Pharmachem (Wuhan) International Co.,Ltd. | 18930552037 | 3bsc@sina.com | China | 15813 | 69 |
| future industrial shanghai co., ltd | 400-0066400 13621662912 | sales@jonln.com | China | 1989 | 65 |
| ITIC MEDCHEM(SUZHOU) CO.,LTD. | 0512-68323967 18015559028 | sales@iticmedchem.com | China | 528 | 61 |
View Lastest Price from 2-Pyrazinecarboxylic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-09-11 | 2-Pyrazinecarboxylic acid
98-97-5
|
1KG | 98%min | 30tons/month | WUHAN FORTUNA CHEMICAL CO., LTD | ||
 |
2026-09-10 | Pyrazinoic acid
98-97-5
|
$29.00 | 99.99% | 10g | TargetMol Chemicals Inc. | ||
 |
2026-08-11 | Pyrazinoic acid
98-97-5
|
$29.00 | 99.98% | 10g | TargetMol Chemicals Inc. |
-
- 2-Pyrazinecarboxylic acid
98-97-5
- $0.00
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
-
- Pyrazinoic acid
98-97-5
- $29.00
- 99.99%
- TargetMol Chemicals Inc.
-
- Pyrazinoic acid
98-97-5
- $29.00
- 99.98%
- TargetMol Chemicals Inc.
