3-(3-Chlorophenyl)propionaldehyde
3-(3-Chlorophenyl)propionaldehyde (CAS: 136415-83-3) is an organic compound with the molecular formula C9H9ClO and a molecular weight of 168.62 g/mol. This aldehyde serves as a versatile building block in organic synthesis. Its structure, featuring a chlorophenyl group and an aldehyde functional group, allows for a range of chemical transformations. It is commonly employed in the development of complex organic molecules for research and industrial applications.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules. Its reactive aldehyde group readily participates in reactions such as Wittig reactions, aldol condensations, and reductive aminations.
Pharmaceutical Research
Serves as a valuable building block for constructing novel pharmaceutical compounds. Its structural features can be incorporated into drug candidates during the discovery and development phases.
Material Science
Can be employed in the synthesis of specialised polymers or materials where the chlorophenyl moiety or aldehyde functionality confers specific properties.
| Molecular weight | 168.62 |
|---|---|
| Empirical formula | C9H9ClO |
| Assay | 95% |
| Density | 1.145 g/mL at 25 °C |
| Refractive index | n20/D 1.539 |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Flash point | >110 °C / >230 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-39 |
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 3-(3-Chlorophenyl)propionaldehyde used for?
+
3-(3-Chlorophenyl)propionaldehyde is primarily used as an intermediate and building block in organic synthesis, including in pharmaceutical research and potentially in material science.
What are the CAS number and molecular formula for this compound?
+
The CAS number is 136415-83-3, and the molecular formula is C9H9ClO.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-(3-Chlorophenyl)propionaldehyde with an assay of 95%. This is a technical/research grade; TSS does not represent it as USP, BP, or EP.
How should 3-(3-Chlorophenyl)propionaldehyde be handled safely?
+
This compound is classified as Dangerous. It may cause severe eye damage (H318), skin irritation (H315), respiratory irritation (H335), and is harmful if swallowed (H302). It may also cause an allergic skin reaction (H317). Handle with appropriate personal protective equipment (P280) in a well-ventilated area, and flush eyes immediately if contact occurs (P305 + P351 + P338).
How is 3-(3-Chlorophenyl)propionaldehyde shipped and exported?
+
Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, capable of handling international shipments. Specific packaging and shipping details are available upon request.
How can I request a sample or a quote for this chemical?
+
To request a sample or a quote for 3-(3-Chlorophenyl)propionaldehyde, please contact our sales team directly through the TSS website or by phone.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis