157335-92-7
5-Pyrimidinecarboxylicacid,4-methyl-
CAS: 157335-92-7
Molecular Formula: C6H6N2O2
157335-92-7 - Names and Identifiers
| Name | 5-Pyrimidinecarboxylicacid,4-methyl- |
| Synonyms | 4-Methylpyrimidine-5-carboxylicAci 4-Methylpyrimidine-5-carboxylic acid 4-METHYL-5-PYRIMIDINECARBOXYLIC ACID 5-Pyrimidinecarboxylicacid,4-methyl- 5-Pyrimidinecarboxylic acid, 4-methyl- (9CI) 4-Methyl-pyrimidine-5-carboxylic acid, Fandachem |
| CAS | 157335-92-7 |
| InChI | InChI=1/C6H6N2O2/c1-4-5(6(9)10)2-7-3-8-4/h2-3H,1H3,(H,9,10) |
157335-92-7 - Physico-chemical Properties
| Molecular Formula | C6H6N2O2 |
| Molar Mass | 138.12 |
| Density | 1.319±0.06 g/cm3(Predicted) |
| Boling Point | 316.6±22.0 °C(Predicted) |
| Flash Point | 145.3°C |
| Vapor Presure | 0.000171mmHg at 25°C |
| pKa | 2.37±0.25(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.566 |
157335-92-7 - Risk and Safety
| Hazard Class | IRRITANT |
157335-92-7 - Introduction
The chemical formula C6H4N2O2 is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
1. Appearance: 4-methyl-is a colorless or yellowish crystal.
2. Solubility: it is limited solubility in water, soluble in organic solvents such as ethanol, dimethyl sulfoxide, etc.
3. Melting point: Its melting point is about 189-193 degrees Celsius.
Use:
1., 4-methyl-is an important intermediate compound, which can be used to synthesize a variety of organic compounds such as drugs, pesticides and photosensitizers.
2. It can also be used as a modifier of DNA, RNA and protein, which is used in the field of biological science research.
Method:
The preparation of 4-methyl-usually goes through the following steps:
1. Reaction of 4-methyl-3-picolinic acid with sulfur dioxide in the presence of thionyl chloride.
2. The compound produced in step 1 is reacted with bromoacetic acid in an alcohol solvent.
3. The resulting product is reacted with formic acid under alkaline conditions to produce 4-methyl-.
Safety Information:
1., 4-methyl-is a chemical that should be stored in a dark, dry and well-ventilated place, away from sources of fire.
2. Wear protective gloves, glasses and overalls during operation to avoid contact with skin and eyes.
3. It is recommended to read and follow the relevant safety operation guidelines and emergency procedures before use.
4. If accidental contact or inhalation, should immediately rinse with plenty of water, and consult a doctor.
Nature:
1. Appearance: 4-methyl-is a colorless or yellowish crystal.
2. Solubility: it is limited solubility in water, soluble in organic solvents such as ethanol, dimethyl sulfoxide, etc.
3. Melting point: Its melting point is about 189-193 degrees Celsius.
Use:
1., 4-methyl-is an important intermediate compound, which can be used to synthesize a variety of organic compounds such as drugs, pesticides and photosensitizers.
2. It can also be used as a modifier of DNA, RNA and protein, which is used in the field of biological science research.
Method:
The preparation of 4-methyl-usually goes through the following steps:
1. Reaction of 4-methyl-3-picolinic acid with sulfur dioxide in the presence of thionyl chloride.
2. The compound produced in step 1 is reacted with bromoacetic acid in an alcohol solvent.
3. The resulting product is reacted with formic acid under alkaline conditions to produce 4-methyl-.
Safety Information:
1., 4-methyl-is a chemical that should be stored in a dark, dry and well-ventilated place, away from sources of fire.
2. Wear protective gloves, glasses and overalls during operation to avoid contact with skin and eyes.
3. It is recommended to read and follow the relevant safety operation guidelines and emergency procedures before use.
4. If accidental contact or inhalation, should immediately rinse with plenty of water, and consult a doctor.
Last Update：2024-04-09 15:17:53
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