9H-Fluoren-9-yl isocyanate
9H-Fluoren-9-yl isocyanate (CAS: 131056-82-1, C14H9NO, MW: 207.23) is a reactive organic building block. This compound, characterised by its isocyanate functional group attached to a fluorenyl moiety, serves as a valuable intermediate in chemical synthesis. Its reactivity allows for the introduction of the fluorenyl carbamate group into various molecules, making it useful in the development of novel compounds and materials. TSS supplies this chemical for research and development purposes.

Organic Synthesis Intermediate
Utilised as a building block for the synthesis of complex organic molecules. It allows for the facile introduction of the 9-fluorenylmethoxycarbonyl (Fmoc) protecting group or related structures.
Peptide Chemistry
A precursor for Fmoc-protected amino acids, widely employed in solid-phase peptide synthesis (SPPS). The Fmoc group provides base-labile protection for the amine functionality of amino acids.
Materials Science
Investigated for its potential use in the development of novel polymers and functional materials. The fluorenyl group can impart desirable photophysical or structural properties.
| Molecular weight | 207.23 |
|---|---|
| Empirical formula | C14H9NO |
| Assay | 95% |
| Storage temperature | 2-8°C |
| Melting point | 44-46 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H334May cause allergy or asthma symptoms if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P342
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Flash point | 110 °C / 230 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 22-26-36 |
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 9H-Fluoren-9-yl isocyanate used for?
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9H-Fluoren-9-yl isocyanate is primarily used as a building block in organic synthesis, particularly for introducing the fluorenyl carbamate protecting group in peptide synthesis and for developing novel organic compounds and materials.
What are the CAS number and formula for 9H-Fluoren-9-yl isocyanate?
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The CAS number for 9H-Fluoren-9-yl isocyanate is 131056-82-1, and its molecular formula is C14H9NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 9H-Fluoren-9-yl isocyanate with an assay of 95%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 9H-Fluoren-9-yl isocyanate be handled safely?
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9H-Fluoren-9-yl isocyanate is a hazardous substance. It is harmful if swallowed, in contact with skin, or if inhaled, causes skin irritation, serious eye irritation, and may cause respiratory irritation or allergy. Appropriate personal protective equipment including a dust mask (type N95), eyeshields, face shields, and gloves must be worn. Handle in a well-ventilated area.
Is 9H-Fluoren-9-yl isocyanate a controlled substance?
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The provided data does not indicate that 9H-Fluoren-9-yl isocyanate is a controlled substance.
How is 9H-Fluoren-9-yl isocyanate shipped and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, adhering to all necessary regulations for the safe packaging, shipping, and international export of products like 9H-Fluoren-9-yl isocyanate.
How can I request a sample or quote for 9H-Fluoren-9-yl isocyanate?
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To request a sample or a quote for 9H-Fluoren-9-yl isocyanate, please contact our sales department through the website or by phone.
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