2-甲基-5-吡嗪羧酸
5-Methylpyrazine-2-carboxylic acid
CAS: 5521-55-1
Molecular Formula: C6H6N2O2
2-甲基-5-吡嗪羧酸 - Names and Identifiers
2-甲基-5-吡嗪羧酸 - Physico-chemical Properties
| Molecular Formula | C6H6N2O2 |
| Molar Mass | 138.12 |
| Density | 1.3471 (rough estimate) |
| Melting Point | 167-171°C(lit.) |
| Boling Point | 253.51°C (rough estimate) |
| Flash Point | 145.2°C |
| Solubility | DMSO (Slightly), Methanol (Slightly) |
| Vapor Presure | 0.000172mmHg at 25°C |
| Appearance | Crystallization |
| Color | Orange |
| BRN | 116005 |
| pKa | 3.53±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.5100 (estimate) |
| MDL | MFCD00068241 |
| Physical and Chemical Properties | Appearance: pale yellow crystals melting point 166-169°C crystals. The melting point was 168-170 °c. |
| Use | It is an intermediate of glipizide and lezhiping An intermediate of the lipid-lowering drug amoxice. |
2-甲基-5-吡嗪羧酸 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R41 - Risk of serious damage to eyes R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. S36 - Wear suitable protective clothing. |
| WGK Germany | 1 |
| HS Code | 29339990 |
| Hazard Note | Irritant |
2-甲基-5-吡嗪羧酸 - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| Application | 5-methylpyrazine-2-formic acid, also known as 2-methyl-5-formic acid, is an important pharmaceutical intermediate It is mainly used to prepare an important hypoglycemic drug glipizide and a new generation of long-acting lipid-lowering drug acipimox. At the same time, its derivative 2-methyl-5-pyrazinemethyl formate is also an important drug for the treatment of tuberculosis. |
| uses | intermediates of the hypolipidemic drug Amoxidus. It is the intermediate of the drug glipizide and lezhiping, the lipid-lowering drug amoxex. |
| Production method | It can be prepared by electrolytic oxidation of 2, 5-dimethyl or 2-methyl-5-(substituted) methylpyrazine. |
Last Update：2024-04-09 15:16:51
Supplier List
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotation
CAS: 5521-55-1
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
CAS: 5521-55-1
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotationCAS: 5521-55-1
Tel: +86-18721521379
Email: 18721521379@163.com
Mobile: +86-18721521379
Wechat: 18721521379
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotationCAS: 5521-55-1
Tel: +86-17505207175
Email: r@reformchem.com
Mobile: +86-17505207175
QQ: 3787852685
Wechat: chemical6666
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotationCAS: 5521-55-1
Tel: +86-17551318830
Email: r@reformchem.com
Mobile: +86-17551318830
QQ: 3785839865
Wechat: chemical6666
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: 609-228-6898
Email: sales@medchemexpress.com
tech@medchemexpress.com
Mobile: 609-228-6898
Product Name: 5-Methyl-2-pyrazinecarboxylic acid Request for quotation
CAS: 5521-55-1
Tel: +86 19849939632
Email: 2470479589@qq.com
Mobile: +86 19849939632
QQ: 2470479589
CAS: 5521-55-1
Tel: +86 19849939632
Email: 2470479589@qq.com
Mobile: +86 19849939632
QQ: 2470479589
Spot supply
Product Name: 2-Methylpyrazine-5-carboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: +86-400-900-4166
Email: product@acmec-e.com
Mobile: +86-18621343501
QQ: 2881950922
Wechat: 18621343501
WhatsApp: +86-18621343501
Spot supply
Product Name: 5-Methyl-2-pyrazinecarboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: +86-18821248368
Email: Int06@meryer.com
Mobile: +86-18821248368
QQ: 495145328
WhatsApp: +86-18821248368
Product Name: 5-Methyl-2-pyrazinecarboxylic acid Visit Supplier Webpage Request for quotation
CAS: 5521-55-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
CAS: 5521-55-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotation
CAS: 5521-55-1
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
CAS: 5521-55-1
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotationCAS: 5521-55-1
Tel: +86-18721521379
Email: 18721521379@163.com
Mobile: +86-18721521379
Wechat: 18721521379
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotationCAS: 5521-55-1
Tel: +86-17505207175
Email: r@reformchem.com
Mobile: +86-17505207175
QQ: 3787852685
Wechat: chemical6666
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Request for quotationCAS: 5521-55-1
Tel: +86-17551318830
Email: r@reformchem.com
Mobile: +86-17551318830
QQ: 3785839865
Wechat: chemical6666
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: 609-228-6898
Email: sales@medchemexpress.com
tech@medchemexpress.com
Mobile: 609-228-6898
Product Name: 5-Methyl-2-pyrazinecarboxylic acid Request for quotation
CAS: 5521-55-1
Tel: +86 19849939632
Email: 2470479589@qq.com
Mobile: +86 19849939632
QQ: 2470479589
CAS: 5521-55-1
Tel: +86 19849939632
Email: 2470479589@qq.com
Mobile: +86 19849939632
QQ: 2470479589
Spot supply
Product Name: 2-Methylpyrazine-5-carboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
Spot supply
Product Name: 5-Methylpyrazine-2-carboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: +86-400-900-4166
Email: product@acmec-e.com
Mobile: +86-18621343501
QQ: 2881950922
Wechat: 18621343501
WhatsApp: +86-18621343501
Spot supply
Product Name: 5-Methyl-2-pyrazinecarboxylic acid Visit Supplier Webpage Request for quotationCAS: 5521-55-1
Tel: +86-18821248368
Email: Int06@meryer.com
Mobile: +86-18821248368
QQ: 495145328
WhatsApp: +86-18821248368
Product Name: 5-Methyl-2-pyrazinecarboxylic acid Visit Supplier Webpage Request for quotation
CAS: 5521-55-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
CAS: 5521-55-1
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
View History