5-Chloro-2-methylphenol
5-Chloro-2-methylphenol (CAS: 5306-98-9), with the molecular formula ClC6H3(CH3)OH and a molecular weight of 142.58 g/mol, is a chlorinated phenolic compound. It serves as a valuable organic building block in chemical synthesis. Its applications are primarily within research and development laboratories and for industrial chemical production, contributing to the creation of more complex molecules.

Organic Synthesis Intermediate
Utilised as a precursor in the synthesis of diverse organic compounds. Its reactive sites allow for various chemical transformations, making it a versatile intermediate in multi-step synthetic pathways.
Research and Development
A key reagent in R&D laboratories for exploring new chemical reactions and developing novel materials or active pharmaceutical ingredients. Its specific structure facilitates targeted molecular modifications.
Specialty Chemical Production
Employed in the industrial-scale production of specialty chemicals. The compound's properties are harnessed to build specific functionalities into target molecules for various industrial applications.
| Molecular weight | 142.58 |
|---|---|
| Linear formula | ClC6H3(CH3)OH |
| Assay | 97% |
| Melting point | 72-76 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- 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 |
|---|---|
| Transport (UN / ADR) | UN 3437 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| 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 5-Chloro-2-methylphenol used for?
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5-Chloro-2-methylphenol (CAS: 5306-98-9) is primarily used as an intermediate in organic synthesis and for research and development purposes in chemical laboratories. It is a building block for creating more complex organic molecules.
What are the CAS number and chemical formula for 5-Chloro-2-methylphenol?
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The CAS number for 5-Chloro-2-methylphenol is 5306-98-9, and its chemical formula is ClC6H3(CH3)OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Chloro-2-methylphenol with an assay of 97%. This product is supplied for technical and research purposes and is not represented as meeting USP, BP, EP, or other pharmacopoeial standards.
What are the primary safety hazards associated with 5-Chloro-2-methylphenol?
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5-Chloro-2-methylphenol is classified with the GHS symbol GHS07 and carries a Warning signal word. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (NIOSH N95), eyeshields, and gloves, should be used when handling.
How is 5-Chloro-2-methylphenol packed and shipped?
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5-Chloro-2-methylphenol is packed according to industry best practices for chemical safety and stability. As a global supplier, Tech Serve Solutions exports this compound worldwide, adhering to all relevant transportation regulations, including its classification as UN 3437, Class 6.1, Packing Group II.
How can I request a sample or quote for 5-Chloro-2-methylphenol?
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To request a sample or obtain a quotation for 5-Chloro-2-methylphenol, please contact our sales team through the website or by phone. Our experts will assist you with your inquiry and provide the necessary information.
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