5-NITROSALICYLIC ACID
Chemical properties:
- CAS number: 96-97-9
- 5-Nitrosalicylic acid, also known as 2-hydroxy-5-nitrobenzoic acid, has the chemical formula
C7H5NO5 and a molar mass of 195.12 g/mol.
- It is a yellow crystalline powder with a melting point of 235-240°C and a boiling point of
437.8°C at 760 mmHg.
- 5-Nitrosalicylic acid is soluble in water, ethanol, and other organic solvents.
- It has a pKa of 3.5 and is a weak acid.
Applications:
-
5-Nitrosalicylic acid is used primarily as an intermediate in the synthesis of other organic
compounds, including
pharmaceuticals,agrochemicals, and dyes. - In the pharmaceutical industry, it is used to produce drugs such as antitumor agents and antifungal agents.
- In the agrochemical industry, it is used as a precursor for the production of herbicides and insecticides
- 5-Nitrosalicylic acid is also used as a pH indicator in analytical chemistry.
Safety information for handling, packaging and storage:
-
5-Nitrosalicylic acid is considered to be relatively safe when handled and used appropriately. It is
not known
to becarcinogenic or mutagenic, and there are no known harmful effects on human health from exposure. - However, as with all chemicals, appropriate precautions should be taken when handling
5-nitrosalicylic acid.
Users shouldwear appropriate personal protective equipment, including gloves and eye protection, and should
avoid prolonged or repeated exposure to the substance. - In case of skin contact, the affected area should be washed thoroughly with soap and water. In case
of eye contact,
the eyes should be flushed with water for at least 15 minutes. If ingested, medical attention should be sought immediately. - 5-Nitrosalicylic acid should be stored in a cool, dry place away from sources of heat and ignition.
It should be kept in a
tightly closed container to prevent exposure to air and moisture. - It should be handled with care to avoid exposure. Users should wear appropriate personal protective
equipment,
including gloves and eye protection - Spills or leaks should be cleaned up promptly using appropriate methods, and contaminated materials
should be disposed
of in accordance with local regulations.