4-Hydroxy-3-methoxyphenylacetone
4-Hydroxy-3-methoxyphenylacetone (CAS 2503-46-0) is an organic compound with the linear formula HOC₆H₃(OCH₃)CH₂COCH₃ and a molecular weight of 180.20 g/mol. This ketone is a valuable building block in chemical synthesis. It is primarily utilised in research and development settings for the creation of more complex molecules, serving as an intermediate in organic chemistry.

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations, making it useful in the development of novel molecules.
Research and Development
Utilised in academic and industrial research laboratories for exploring new synthetic pathways and creating potential pharmaceutical or material science candidates. Its structure lends itself to further derivatisation.
Building Block for Complex Molecules
Acts as a foundational component in multi-step synthesis projects. The presence of both phenolic hydroxyl and ketone functionalities enables a range of reactions for constructing intricate molecular architectures.
| Molecular weight | 180.20 |
|---|---|
| Linear formula | HOC6H3(OCH3)CH2COCH3 |
| Assay | 96% |
| Boiling point | 126-127 °C/0.3 mmHg(lit.) |
| Density | 1.163 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.55(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 | 113 °C / 235.4 °F |
| 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-Hydroxy-3-methoxyphenylacetone used for?
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4-Hydroxy-3-methoxyphenylacetone (CAS 2503-46-0) is primarily used as a building block and intermediate in organic synthesis and chemical research and development.
What is the CAS number and formula for 4-Hydroxy-3-methoxyphenylacetone?
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The CAS number is 2503-46-0, and its linear formula is HOC₆H₃(OCH₃)CH₂COCH₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Hydroxy-3-methoxyphenylacetone with an assay of 96%. TSS does not represent this product as USP, BP, or EP grade.
How should 4-Hydroxy-3-methoxyphenylacetone be handled?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, as it can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
Is 4-Hydroxy-3-methoxyphenylacetone a controlled substance?
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The provided data does not indicate that 4-Hydroxy-3-methoxyphenylacetone is a controlled substance.
How is 4-Hydroxy-3-methoxyphenylacetone packed and shipped?
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Products are carefully packed and exported by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical compounds.
How can I request a quote or sample for 4-Hydroxy-3-methoxyphenylacetone?
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Please contact our sales team via the website or by phone to request a quote or sample for 4-Hydroxy-3-methoxyphenylacetone.
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