4-Chloro-3,5-dimethylphenol
4-Chloro-3,5-dimethylphenol (CAS 88-04-0) is a chlorinated phenolic compound with the linear formula ClC<sub>6</sub>H<sub>2</sub>(CH<sub>3</sub>)<sub>2</sub>OH and a molecular weight of 156.61 g/mol. This white to off-white crystalline solid serves as a valuable building block in organic synthesis. It finds application as an intermediate in the production of various chemicals, contributing to diverse industrial and research processes.
- IUPAC
- 4-Chloro-3,5-xylenol,4-Chloro-sym-m-xylenol
- Synonyms
- 4-Chloro-3,5-xylenol4-Chloro-sym-m-xylenol

Organic Synthesis Intermediate
Utilised as a key intermediate in multi-step organic syntheses, enabling the construction of more complex molecular structures.
Chemical Research and Development
Employed in laboratory settings for research purposes, exploring new chemical reactions and developing novel compounds.
Fine Chemical Manufacturing
Acts as a precursor or building block in the manufacture of fine chemicals for various industrial applications.
| Molecular weight | 156.61 |
|---|---|
| Linear formula | ClC6H2(CH3)2OH |
| Assay | 99% |
| Melting point | 114-116 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/38-43 |
| Safety statements (S) | 24-37 |
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 4-Chloro-3,5-dimethylphenol used for?
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4-Chloro-3,5-dimethylphenol (CAS 88-04-0) is primarily used as an intermediate in organic synthesis and in chemical research and development.
What is the CAS number and formula for 4-Chloro-3,5-dimethylphenol?
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The CAS number is 88-04-0, and the linear formula is ClC<sub>6</sub>H<sub>2</sub>(CH<sub>3</sub>)<sub>2</sub>OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chloro-3,5-dimethylphenol with an assay of 99%. This product is supplied for research and industrial use and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should 4-Chloro-3,5-dimethylphenol be handled safely?
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4-Chloro-3,5-dimethylphenol is harmful if swallowed, causes skin irritation, may cause an allergic skin reaction, and causes serious eye irritation. Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, faceshields, and gloves, should be used during handling. Ensure adequate ventilation and avoid dust formation.
Is 4-Chloro-3,5-dimethylphenol a controlled substance?
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The provided data does not indicate that 4-Chloro-3,5-dimethylphenol is a controlled substance.
How is 4-Chloro-3,5-dimethylphenol shipped and exported?
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4-Chloro-3,5-dimethylphenol is classified under UN 3077, Environmentally Hazardous Substance, Solid, N.O.S. (4-chloro-3,5-dimethylphenol), Hazard Class 9, Packing Group III, for transport and export purposes, complying with relevant regulations.
How can I request a sample or quote for 4-Chloro-3,5-dimethylphenol?
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To request a sample or a quote for 4-Chloro-3,5-dimethylphenol, please contact our sales department through the website or by phone.
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