4-Pyridinecarboxylic acid amide for synthesis
Isonicotinamide
CAS: 1453-82-3
Molecular Formula: C6H6N2O
4-Pyridinecarboxylic acid amide for synthesis - Names and Identifiers
| Name | Isonicotinamide |
| Synonyms | Isonicotimide Isonicotinamide 4-Carbamoylpyridine Isoniazid Impurity 3 4-Pyridinecarboxamide Pyridine-4-carboxamide gamma-Pyridinecarboxamide 4-Pyridinecarboxylic acid amide for synthesis Nicotinamide Impurity 4(Nicotinamide EP Impurity D) |
| CAS | 1453-82-3 |
| EINECS | 215-926-2 |
| InChI | InChI=1/C6H6N2O/c7-6(9)5-1-3-8-4-2-5/h1-4H,(H2,7,9) |
4-Pyridinecarboxylic acid amide for synthesis - Physico-chemical Properties
| Molecular Formula | C6H6N2O |
| Molar Mass | 122.12 |
| Density | 1.2236 (rough estimate) |
| Melting Point | 155-157°C(lit.) |
| Boling Point | 227.52°C (rough estimate) |
| Flash Point | 156°C |
| Water Solubility | 191.7 g/L (37 ºC) |
| Solubility | Soluble in dioxane (10 mg/ml), methanol, water (191.7 mg/ml at 37 °C), ethanol, and DM |
| Vapor Presure | 0.000128mmHg at 25°C |
| Appearance | Crystalline powder |
| Color | White to Off-White |
| BRN | 2173 |
| pKa | pK1: 3.61(+1) (20°C) |
| Storage Condition | Store below +30°C. |
| Refractive Index | 1.5350 (estimate) |
| MDL | MFCD00006432 |
| Use | Used as a pharmaceutical Intermediate |
4-Pyridinecarboxylic acid amide for synthesis - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - 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. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| RTECS | NR9500000 |
| TSCA | Yes |
| HS Code | 29333999 |
| Hazard Note | Irritant |
4-Pyridinecarboxylic acid amide for synthesis - Reference Information
| LogP | -0.28 |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Introduction | 4-pyridine formamide is a pyridine derivative containing amide functional groups. Amide functional groups are a very important functional group in organic compounds. Many natural compounds, pharmaceutical intermediates and high value-added fine chemicals contain amide functional groups. |
| Application | 4-picolinamide is white crystal and can be used as a cephalosporin intermediate. |
| preparation | add 100mg ferric oxide, 100mg cobalt tetroxide and 100mg manganese dioxide (mass percentage in the mixture: 4.6%),60mg 4-cyanopyridine (mass percentage in the mixture: 0.91%),200uL water (mass percentage in the mixture: 3.0%) to 6g tert-amyl alcohol, and mix evenly; Reaction at 80 ℃ for 24 hours, the conversion rate of 4-cyanopyridine is 99.0%, and the selectivity of the corresponding 4-pyridine formamide is 99.0%. |
| Use | Used as a pharmaceutical intermediate Mainly used in the synthesis of cefalonine (Cefalonium), etc. |
Last Update：2024-04-09 02:00:07
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