2-Phenylpropionaldehyde
2-Phenylpropionaldehyde (CAS 93-53-8), with the molecular formula CH3CH(C6H5)CHO, is a chiral aldehyde utilised as a versatile building block in organic synthesis. Its chemical structure, featuring a phenyl group attached to a propyl chain with an aldehyde functionality, enables participation in various reactions. This compound serves as an intermediate in the synthesis of more complex molecules across different chemical domains.
- IUPAC
- 2-Phenylpropanal,Hydratropaldehyde
- Synonyms
- 2-PhenylpropanalHydratropaldehyde

Organic Synthesis Intermediate
2-Phenylpropionaldehyde functions as a key intermediate in the construction of intricate organic molecules. Its aldehyde group readily undergoes nucleophilic addition and condensation reactions, facilitating the formation of new carbon-carbon bonds.
Building Block for Fine Chemicals
As a C9 building block, this aldehyde is employed in the synthesis of fine chemicals and specialty compounds. Its structure allows for the introduction of both aromatic and aliphatic moieties into target molecules.
Research and Development
This compound is utilised in laboratory settings for research purposes, enabling chemists to explore novel synthetic pathways and develop new chemical entities. Its availability supports academic and industrial R&D efforts.
| Molecular weight | 134.18 |
|---|---|
| Linear formula | CH3CH(C6H5)CHO |
| Assay | 98% |
| Grade | purum |
| Boiling point | 92-94 °C/12 mmHg(lit.) |
| Density | 1.002 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.517(lit.) |
| Storage temperature | 2-8°C |

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 | 76 °C / 168.8 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37/39 |
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 2-Phenylpropionaldehyde used for?
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2-Phenylpropionaldehyde is primarily used as a versatile building block and intermediate in organic synthesis for the creation of fine chemicals and complex molecules in research and development settings.
What are the CAS number and molecular formula for 2-Phenylpropionaldehyde?
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The CAS number for 2-Phenylpropionaldehyde is 93-53-8, and its molecular formula is CH3CH(C6H5)CHO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Phenylpropionaldehyde with a minimum assay of 98% and a grade of 'purum'. We do not represent this product as USP, BP, or EP grade.
How should 2-Phenylpropionaldehyde be handled safely?
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2-Phenylpropionaldehyde is classified with Warning signal word, with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, should be used. Avoid breathing vapours. Use only in a well-ventilated area. Refer to the safety data sheet for comprehensive handling information.
Is 2-Phenylpropionaldehyde available for export?
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Yes, Tech Serve Solutions specialises in the global supply and export of fine chemicals, including 2-Phenylpropionaldehyde.
How can I request a quote or sample for 2-Phenylpropionaldehyde?
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Please contact our sales team via the website or phone to request a quote or a sample of 2-Phenylpropionaldehyde.
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