(−)-1-(9-Fluorenyl)ethyl chloroformate solution
(−)-1-(9-Fluorenyl)ethyl chloroformate solution (CAS: 154479-90-0, C16H13ClO2) is a specialised reagent with a molecular weight of 272.73 g/mol. Supplied as an 18 mM solution in acetone, this compound is primarily utilised in chiral derivatisation for analytical purposes, particularly in High-Performance Liquid Chromatography (HPLC). It serves as a valuable tool in asymmetric synthesis and as a building block in organic chemistry, enabling the differentiation of enantiomers.
- IUPAC
- (−)-FLEC
- Synonyms
- (−)-FLEC

Chiral Derivatisation Reagent
This solution is employed for the derivatisation of chiral compounds, enabling their separation and analysis via chromatographic methods like HPLC. It is particularly effective for reagents used in amino acid analysis and detection.
Asymmetric Synthesis
As a chiral building block, it finds application in asymmetric synthesis, contributing to the stereoselective construction of complex organic molecules. Its fluorenyl-based structure facilitates specific reactions.
Analytical Chemistry
Used as an analytical reagent, it aids in the precise determination and characterisation of enantiomeric purity. Its application extends to analytical/chromatography processes requiring stereochemical resolution.
| Molecular weight | 272.73 |
|---|---|
| Empirical formula | C16H13ClO2 |
| Grade | for chiral derivatization |
| Density | 0.79 g/mL at 25 °C |
| Concentration | 18 mM in acetone |
| Storage temperature | 2-8°C |


Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H336May cause drowsiness or dizziness
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -19 °C / -2.2 °F |
| Transport (UN / ADR) | UN 1090 3 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36-66-67 |
| Safety statements (S) | 16-26 |
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 (−)-1-(9-Fluorenyl)ethyl chloroformate solution used for?
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This solution is primarily used as a derivatisation reagent for chiral compounds, especially in High-Performance Liquid Chromatography (HPLC), for enantiomeric analysis. It also serves as a chiral building block in asymmetric synthesis and general organic synthesis.
What is the CAS number and chemical formula for this compound?
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The CAS number is 154479-90-0, and the empirical formula is C16H13ClO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product for chiral derivatisation. The specific purity and assay details are available upon request and are confirmed on the Certificate of Analysis.
What are the safety and handling considerations for this product?
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This product is a flammable liquid and vapour (H225) and can cause skin irritation (H315), serious eye irritation (H319), and may cause drowsiness or dizziness (H336). Always handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area. Refer to the Safety Data Sheet (SDS) for comprehensive guidance.
How is (−)-1-(9-Fluorenyl)ethyl chloroformate solution packed, shipped, and exported?
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Tech Serve Solutions adheres to stringent international regulations for the packing, shipping, and export of fine chemicals, ensuring safe and compliant delivery worldwide. Specific packaging will depend on quantity and destination.
How can I request a sample or a quote for this chemical?
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To request a sample or a quote, please contact our sales team via the website or by phone, providing the product name and CAS number (154479-90-0).
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