4-Hydroxy-1-indanone
4-Hydroxy-1-indanone (CAS 40731-98-4, C9H8O2) is a versatile organic compound with a molecular weight of 148.16 g/mol. This indanone derivative serves as a valuable building block in chemical synthesis, particularly within the realms of organic chemistry and pharmaceutical research. Its ketone and hydroxyl functionalities offer multiple reaction sites for the development of complex molecules and novel chemical entities.

Organic Synthesis Intermediate
4-Hydroxy-1-indanone is frequently employed as a key intermediate in the synthesis of various organic compounds. Its structural features allow for diverse chemical transformations, making it a useful precursor in multi-step synthetic routes.
Pharmaceutical Research
This compound finds application in the early stages of pharmaceutical research and development. It can be used as a starting material or fragment for designing and synthesising potential drug candidates.
Chemical Building Block
As a functionalized indanone, it acts as a fundamental building block for creating more complex molecular architectures. Researchers utilise its reactivity for constructing novel chemical structures.
| Molecular weight | 148.16 |
|---|---|
| Empirical formula | C9H8O2 |
| Assay | 97% |
| Impurities tested | ≤3% solvents of recrystallization. |
| Melting point | 242-244 °C(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 4-Hydroxy-1-indanone used for?
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4-Hydroxy-1-indanone is primarily used as an intermediate in organic synthesis and in pharmaceutical research for the development of new chemical entities.
What are the CAS number and formula for 4-Hydroxy-1-indanone?
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The CAS number for 4-Hydroxy-1-indanone is 40731-98-4, and its molecular formula is C9H8O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Hydroxy-1-indanone with a minimum assay of 97%. Impurities consist of ≤3% solvents of recrystallization. TSS does not represent this product as USP, BP, or EP grade.
How should 4-Hydroxy-1-indanone be handled safely?
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Handle 4-Hydroxy-1-indanone with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust, as it may cause skin irritation, serious eye irritation, and respiratory irritation (H315-H319-H335).
Is 4-Hydroxy-1-indanone a controlled substance?
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The provided data does not indicate that 4-Hydroxy-1-indanone is a controlled substance.
How can I request a sample or quote for 4-Hydroxy-1-indanone?
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To request a sample or a quote for 4-Hydroxy-1-indanone, please contact our sales team through the website or by phone.
How is 4-Hydroxy-1-indanone packaged and exported?
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Tech Serve Solutions packages and exports fine chemicals adhering to international shipping regulations to ensure safe delivery worldwide.
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