2-Hydroxy-5-methoxybenzoic acid
2-Hydroxy-5-methoxybenzoic acid (CAS: 2612-02-4) is an organic compound with the formula CH3OC6H3(OH)CO2H and a molecular weight of 168.15 g/mol. This carboxylic acid derivative presents as a valuable building block in chemical synthesis. It is primarily utilised in laboratory research and development, particularly in areas requiring substituted benzoic acids for organic synthesis or as an intermediate in the creation of more complex molecules. Tech Serve Solutions supplies this compound with a high purity of 98%.
- IUPAC
- 5-Methoxysalicylic acid
- Synonyms
- 5-Methoxysalicylic acid

Organic Synthesis Intermediate
2-Hydroxy-5-methoxybenzoic acid serves as a versatile intermediate in organic synthesis. Its functional groups allow for various chemical transformations, making it useful in the development of new compounds and materials.
Research and Development
This compound is employed in R&D settings for exploring novel chemical reactions and pathways. Its specific structure makes it suitable for studies in medicinal chemistry and materials science.
Analytical Chemistry Applications
In specific analytical contexts, compounds like 2-Hydroxy-5-methoxybenzoic acid can be used as standards or reagents. For instance, it has been used in evaluating matrix/solvent combinations for mass spectrometry applications.
| Molecular weight | 168.15 |
|---|---|
| Linear formula | CH3OC6H3(OH)CO2H |
| Assay | 98% |
| Application | 2-Hydroxy-5-methoxybenzoic acid was used to evaluate MALDI matrix/solvent combinations for intact spore mass spectrometry of Fusarium species1. |
| Melting point | 141-143 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2-Hydroxy-5-methoxybenzoic acid used for?
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2-Hydroxy-5-methoxybenzoic acid is used as a building block in organic synthesis and in research and development. It has also been employed in analytical chemistry, such as evaluating matrix/solvent combinations for mass spectrometry.
What is the CAS number and formula for 2-Hydroxy-5-methoxybenzoic acid?
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The CAS number for 2-Hydroxy-5-methoxybenzoic acid is 2612-02-4 and its chemical formula is CH3OC6H3(OH)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxy-5-methoxybenzoic acid with an assay of 98%. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.
What are the safety and handling considerations for 2-Hydroxy-5-methoxybenzoic acid?
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2-Hydroxy-5-methoxybenzoic acid is classified as an irritant. It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (N95 type recommended). Ensure adequate ventilation.
Does Tech Serve Solutions export 2-Hydroxy-5-methoxybenzoic acid?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-Hydroxy-5-methoxybenzoic acid.
How can I request a sample or quote for 2-Hydroxy-5-methoxybenzoic acid?
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To request a sample or quote for 2-Hydroxy-5-methoxybenzoic acid, please contact our sales department through the website or by phone.
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