2-Fluorophenyl isocyanate
2-Fluorophenyl isocyanate (CAS: 16744-98-2; Formula: FC6H4NCO; Molar Mass: 137.11) is a versatile organic intermediate. This compound serves as a key building block in chemical synthesis, particularly for introducing the 2-fluorophenyl moiety into complex molecules. Its reactive isocyanate group readily participates in addition reactions, making it valuable in the production of pharmaceuticals, agrochemicals, and advanced materials.

Pharmaceutical Intermediate
2-Fluorophenyl isocyanate is utilised in the synthesis of various pharmaceutical agents. Its incorporation can lead to novel drug candidates with modified pharmacokinetic properties due to the presence of fluorine.
Agrochemical Synthesis
This isocyanate is employed in the development of new agrochemicals, such as pesticides and herbicides. The fluorinated phenyl ring can confer specific biological activity and environmental persistence characteristics.
Material Science
The compound finds application in the creation of specialised polymers and materials. It can be used to modify polymer backbones or introduce specific functional groups, enhancing material properties.
Organic Synthesis Reagent
As a reactive building block, 2-Fluorophenyl isocyanate is a valuable reagent for organic chemists in research and development. It enables the facile construction of diverse organic structures.
| Molecular weight | 137.11 |
|---|---|
| Linear formula | FC6H4NCO |
| Assay | 97% |
| Density | 1.222 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5144(lit.) |
| Storage temperature | 2-8°C |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful 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
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 51 °C / 123.8 °F |
| Transport (UN / ADR) | UN 3080 6.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-20/21/22-36/37/38 |
| Safety statements (S) | 16-23-26-27-28-36/37/39 |
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-Fluorophenyl isocyanate used for?
+
2-Fluorophenyl isocyanate is primarily used as a building block in organic synthesis for the creation of pharmaceuticals, agrochemicals, and advanced materials. Its reactive isocyanate group allows for the introduction of the 2-fluorophenyl moiety into various molecular structures.
What is the CAS number and chemical formula for 2-Fluorophenyl isocyanate?
+
The CAS number for 2-Fluorophenyl isocyanate is 16744-98-2, and its chemical formula is FC6H4NCO.
What grade and purity does Tech Serve Solutions supply for 2-Fluorophenyl isocyanate?
+
Tech Serve Solutions supplies 2-Fluorophenyl isocyanate with an assay of 97%. This product is supplied for research and manufacturing purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Fluorophenyl isocyanate be handled safely?
+
2-Fluorophenyl isocyanate is a flammable liquid and vapour (H226), harmful if swallowed (H302), in contact with skin (H312), or if inhaled (H332). It also causes skin irritation (H315) and serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area. Store at 2-8°C.
How is 2-Fluorophenyl isocyanate packed, shipped, and exported?
+
2-Fluorophenyl isocyanate is carefully packed according to international shipping regulations for hazardous materials. We export globally to meet the needs of research institutions and industrial manufacturers.
How can I request a quote or sample for 2-Fluorophenyl isocyanate?
+
To request a quote or a sample of 2-Fluorophenyl isocyanate, please contact our sales team through the website or by phone. We are happy to assist with your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis