2-Chloro-3,4-dimethoxybenzoic acid
2-Chloro-3,4-dimethoxybenzoic acid (CAS 52009-53-7) is a chemical compound with a molecular weight of 216.62 g/mol. It is a benzoic acid derivative featuring chlorine and methoxy substituents. This compound primarily serves as a valuable building block in organic synthesis, contributing to the development of more complex molecules within research and chemical manufacturing sectors. Its specific structure makes it useful in various chemical transformations and as an intermediate for specialty chemicals.
- Synonyms
- (CH3O)2C6H2(Cl)CO2H

Organic Synthesis Intermediate
Utilised as a key building block for constructing complex organic molecules. Its functional groups allow for diverse chemical reactions, facilitating the synthesis of novel compounds.
Pharmaceutical Research
Serves as an intermediate in the research and development of potential pharmaceutical agents. Its structure may be incorporated into molecules being investigated for therapeutic properties.
Specialty Chemical Production
Employed in the synthesis of fine chemicals and specialty materials where its specific structural attributes are required.
| Molecular weight | 216.62 |
|---|---|
| Linear formula | (CH3O)2C6H2(Cl)CO2H |
| Assay | 97% |
| Melting point | 200-204 °C(lit.) |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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-Chloro-3,4-dimethoxybenzoic acid primarily used for?
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2-Chloro-3,4-dimethoxybenzoic acid is primarily used as a building block in organic synthesis and as an intermediate in the production of specialty chemicals and in pharmaceutical research.
What are the CAS number and molecular formula for 2-Chloro-3,4-dimethoxybenzoic acid?
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The CAS number is 52009-53-7. The linear formula is (CH3O)2C6H2(Cl)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-3,4-dimethoxybenzoic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the primary safety concerns when handling 2-Chloro-3,4-dimethoxybenzoic acid?
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This compound is classified as a Warning (GHS07) and causes serious eye irritation (H319). Appropriate personal protective equipment, including eyeshields and gloves, is required. A respirator filter such as type N95 (US) or P1 (EN143) is recommended.
Can Tech Serve Solutions export 2-Chloro-3,4-dimethoxybenzoic acid?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Chloro-3,4-dimethoxybenzoic acid.
How can I request a sample or quote for 2-Chloro-3,4-dimethoxybenzoic acid?
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Please contact our sales team via the website or your account manager to request a sample or a quotation for 2-Chloro-3,4-dimethoxybenzoic acid.
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