2-(4-Chlorophenyl)-3-methylbutyryl chloride
2-(4-Chlorophenyl)-3-methylbutyryl chloride (CAS: 51631-50-6) is an organic acid halide with a molecular weight of 231.12 g/mol. It serves as a versatile building block in organic synthesis. This compound is primarily utilised in research and development laboratories for the creation of novel molecules and complex organic structures, contributing to advancements in chemical synthesis and materials science.

Organic Synthesis Intermediate
This acid chloride is a key intermediate for introducing the 2-(4-chlorophenyl)-3-methylbutyryl moiety into various organic molecules. Its reactive nature allows for efficient acylation reactions.
Building Block for Complex Molecules
As an organic building block, it is employed in multi-step syntheses to construct more intricate chemical structures. This is valuable in the development of new pharmaceuticals and agrochemicals.
Research and Development
Utilised in laboratory settings to explore new chemical pathways and discover novel compounds. Its specific structure makes it a useful reagent for targeted synthetic strategies.
| Molecular weight | 231.12 |
|---|---|
| Linear formula | (CH3)2CHCH(C6H5Cl)COCl |
| Assay | 96% |
| Density | 1.171 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.526(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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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 2-(4-Chlorophenyl)-3-methylbutyryl chloride used for?
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2-(4-Chlorophenyl)-3-methylbutyryl chloride is used as a building block and intermediate in organic synthesis, primarily in research and development laboratories for creating complex organic structures.
What are the CAS number and formula for 2-(4-Chlorophenyl)-3-methylbutyryl chloride?
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The CAS number is 51631-50-6 and the linear formula is (CH3)2CHCH(C6H5Cl)COCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(4-Chlorophenyl)-3-methylbutyryl chloride with an assay of 96%. We do not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should 2-(4-Chlorophenyl)-3-methylbutyryl chloride be handled?
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This compound is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment including a dust mask (N95 US), eyeshields, and gloves should be used. Handle in a well-ventilated area.
How is 2-(4-Chlorophenyl)-3-methylbutyryl chloride packed and exported?
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Tech Serve Solutions ensures secure and compliant packaging for all its chemicals, facilitating expert global export services.
How can I request a sample or quote for 2-(4-Chlorophenyl)-3-methylbutyryl chloride?
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Please use the contact form on our website or call our sales team to request a sample or a detailed quote for 2-(4-Chlorophenyl)-3-methylbutyryl chloride.
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