2-(Difluoromethoxy)phenyl isocyanate
2-(Difluoromethoxy)phenyl isocyanate (CAS: 186589-03-7) is an organic compound with the molecular formula F2CHOC6H4NCO and a molecular weight of 185.13 g/mol. This fluorinated building block serves as a valuable intermediate in chemical synthesis, particularly for the introduction of the difluoromethoxy group into various organic molecules. It is supplied by Tech Serve Solutions with a minimum assay of 98%.

Organic Synthesis Intermediate
This isocyanate is utilised as a key building block in the synthesis of complex organic molecules. Its reactive isocyanate group allows for facile derivatisation, enabling the creation of novel compounds for research and development.
Fluorinated Compound Synthesis
The presence of the difluoromethoxy moiety makes this compound useful for the preparation of specialised fluorinated organic chemicals. These compounds often exhibit unique properties valuable in materials science and medicinal chemistry.
Reagent for Difluoromethylation
It acts as a precursor for introducing the difluoromethoxy functionality into target molecules. This substitution can significantly alter the lipophilicity and metabolic stability of the parent compound.
| Molecular weight | 185.13 |
|---|---|
| Linear formula | F2CHOC6H4NCO |
| Assay | 98% |
| Boiling point | 203 °C(lit.) |
| Density | 1.317 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.492(lit.) |

Hazard statements
- 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 | 93 °C / 199.4 °F |
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| 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 2-(Difluoromethoxy)phenyl isocyanate used for?
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2-(Difluoromethoxy)phenyl isocyanate is primarily used as a building block in organic synthesis and for the preparation of specialised fluorinated compounds.
What is the CAS number and chemical formula for 2-(Difluoromethoxy)phenyl isocyanate?
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The CAS number is 186589-03-7 and the linear formula is F2CHOC6H4NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(Difluoromethoxy)phenyl isocyanate with a minimum assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should 2-(Difluoromethoxy)phenyl isocyanate be handled safely?
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This compound is a Warning substance, classified with hazards including harmful if swallowed, in contact with skin, or if inhaled, and causes skin and serious eye irritation (H302-H312-H315-H319-H332-H335). Appropriate personal protective equipment, such as eyeshields, face shields, gloves, and suitable respiratory protection, must be used. Handle in a well-ventilated area.
How is 2-(Difluoromethoxy)phenyl isocyanate packed, shipped, and exported?
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Tech Serve Solutions reliably packs, ships, and exports fine chemicals globally, adhering to all relevant transportation and customs regulations. Specific packaging details will be provided upon order confirmation.
How can I request a quote or sample of 2-(Difluoromethoxy)phenyl isocyanate?
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To request a quote or sample of 2-(Difluoromethoxy)phenyl isocyanate, please contact our sales team via the website or by phone, providing your specific requirements.
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