4-Chloro-1,2-dimethylbenzene
4-Chloro-1,2-dimethylbenzene (CAS 615-60-1), also known as 4-chloro-o-xylene, is an organic compound with the molecular formula C8H9Cl and a molecular weight of 140.61 g/mol. This halogenated aromatic hydrocarbon serves as a valuable building block in organic synthesis. It is frequently employed in the chemical industry for the preparation of more complex molecules and is available from Tech Serve Solutions in technical grade with a purity of 90%.
- IUPAC
- 3,4-Dimethylchlorobenzene,4-Chloro-o-xylene
- Synonyms
- 4-Chloro-o-xylene3,4-Dimethylchlorobenzene(CH3)2C6H3Cl

Organic Synthesis Intermediate
4-Chloro-1,2-dimethylbenzene functions as a key intermediate in the synthesis of various organic compounds. Its reactive chlorine atom and substituted aromatic ring allow for diverse chemical transformations.
Building Block for Specialty Chemicals
This compound is utilized as a foundational building block in the development of specialty chemicals. It can be incorporated into larger molecular structures for applications requiring specific aryl functionalities.
Research and Development
Researchers in academic and industrial settings may use 4-chloro-1,2-dimethylbenzene for exploring new reaction pathways and developing novel materials.
| Molecular weight | 140.61 |
|---|---|
| Linear formula | (CH3)2C6H3Cl |
| Assay | 90% |
| Grade | technical grade |
| Boiling point | 221-223 °C(lit.) |
| Density | 1.047 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.528(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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 67 °C / 152.6 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| 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 4-Chloro-1,2-dimethylbenzene used for?
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4-Chloro-1,2-dimethylbenzene is primarily used as an intermediate in organic synthesis and as a building block for specialty chemicals in research and development.
What is the CAS number and molecular formula for 4-Chloro-1,2-dimethylbenzene?
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The CAS number is 615-60-1 and the molecular formula is C8H9Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chloro-1,2-dimethylbenzene in technical grade with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
How should 4-Chloro-1,2-dimethylbenzene be handled safely?
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4-Chloro-1,2-dimethylbenzene is a warning-level chemical that causes skin, eye, and respiratory irritation (H315-H319-H335). Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation or use a suitable respirator. Avoid breathing vapours.
How is 4-Chloro-1,2-dimethylbenzene packed and exported?
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Tech Serve Solutions, as a global supplier and exporter, ensures that 4-Chloro-1,2-dimethylbenzene is packed and shipped in compliance with all relevant regulations for chemical products.
How can I request a quote or sample for 4-Chloro-1,2-dimethylbenzene?
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To request a quote or a sample of 4-Chloro-1,2-dimethylbenzene, please contact our sales team through the provided channels on our website.
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