2,4-Dimethoxybenzoyl chloride
2,4-Dimethoxybenzoyl chloride (CAS 39828-35-8), with the linear formula (CH3O)2C6H3COCl and a molecular weight of 200.62 g/mol, is a significant organic building block. This acid halide serves as a valuable intermediate in various chemical synthesis pathways, particularly for introducing the 2,4-dimethoxybenzoyl moiety into organic molecules. It is commonly employed in the research and development of novel compounds across different scientific disciplines.
- Synonyms
- (CH3O)2C6H3COCl

Organic Synthesis Intermediate
Utilised as a key reagent in the synthesis of more complex organic molecules. Its acyl chloride functionality readily reacts with nucleophiles, making it a versatile building block in multi-step synthetic routes.
Pharmaceutical Research
A precursor in the development of potential pharmaceutical agents. It can be incorporated into the structure of candidate drug molecules during medicinal chemistry research.
Fine Chemical Manufacturing
Employed in the production of specialised fine chemicals. Its reactivity allows for precise modification of molecular structures for various industrial applications.
| Molecular weight | 200.62 |
|---|---|
| Linear formula | (CH3O)2C6H3COCl |
| Storage temperature | 2-8°C |
| Melting point | 58-60 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-28-36/37/39-45 |
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 2,4-Dimethoxybenzoyl chloride used for?
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2,4-Dimethoxybenzoyl chloride (CAS 39828-35-8) is primarily used as an intermediate and building block in organic synthesis, including applications in pharmaceutical research and fine chemical manufacturing.
What is the CAS number and formula for 2,4-Dimethoxybenzoyl chloride?
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The CAS number is 39828-35-8 and the linear formula is (CH3O)2C6H3COCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and laboratory purposes. The specific assay or grade is detailed in the product specifications; we do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should 2,4-Dimethoxybenzoyl chloride be handled safely?
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2,4-Dimethoxybenzoyl chloride is a corrosive substance (H314) and requires careful handling. It is essential to use appropriate personal protective equipment, including eyeshields, faceshields, gloves, and respiratory protection, in a well-ventilated area. Refer to the safety data sheet for detailed instructions.
Is 2,4-Dimethoxybenzoyl chloride a controlled substance?
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The provided data does not indicate that 2,4-Dimethoxybenzoyl chloride is a controlled substance.
How is 2,4-Dimethoxybenzoyl chloride shipped and exported?
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2,4-Dimethoxybenzoyl chloride is shipped and exported in compliance with international regulations for hazardous materials, identified under UN 3261, Class 8, Packing Group II. Tech Serve Solutions adheres to all relevant transport and export guidelines.
How can I request a sample or quote for 2,4-Dimethoxybenzoyl chloride?
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To request a sample or obtain a quotation for 2,4-Dimethoxybenzoyl chloride, please contact our sales department through the website or by phone, referencing the product name and CAS number.
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