1-Naphthyl isocyanate
1-Naphthyl isocyanate (CAS: 86-84-0, C10H7NCO) is a chemical compound with a molecular weight of 169.18 g/mol. This isocyanate is primarily utilised as a building block in chemical synthesis and as a derivatisation reagent in analytical chemistry, particularly for HPLC applications. Its reactivity makes it valuable for preparing specific organic compounds, including urethane derivatives. Tech Serve Solutions supplies this reagent with a typical assay of 98%.

Chemical Synthesis
1-Naphthyl isocyanate serves as a key intermediate in organic synthesis. It is used for the preparation of various organic compounds, including the formation of urethane linkages, which are crucial in polymer and materials science.
Derivatisation Reagent
This compound is employed as a derivatisation reagent in analytical chromatography, especially High-Performance Liquid Chromatography (HPLC). It reacts with analytes to form derivatives that are more easily detected or separated.
Preparation of Urethanes
It has been specifically used in the literature for the preparation of cationic aromatic urethane compounds. This application highlights its utility in the synthesis of specialised polymers and materials.
| Molecular weight | 169.18 |
|---|---|
| Linear formula | C10H7NCO |
| Assay | 98% |
| Boiling point | 267 °C/761 mmHg(lit.) |
| Density | 1.177 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.6344(lit.) |
| Solubility | alcohol: solublechloroform: solublediethyl ether: soluble |
| Melting point | 4 °C(lit.) |
| Application | 1-Naphthyl isocyanate was used in the preparation of cationic aromatic urethane1. |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- 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 | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38-42 |
| Safety statements (S) | 23-26-27-36/37/39-45 |
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-Naphthyl isocyanate used for?
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1-Naphthyl isocyanate is primarily used as a building block in chemical synthesis, a derivatisation reagent for analytical chemistry (especially HPLC), and for the preparation of specific organic compounds like urethane derivatives.
What are the CAS number and chemical formula for 1-Naphthyl isocyanate?
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The CAS number for 1-Naphthyl isocyanate is 86-84-0, and its chemical formula is C10H7NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Naphthyl isocyanate with a minimum assay of 98%. We do not represent this product as USP, BP, or EP grade; it is suitable for research and general laboratory use.
How should 1-Naphthyl isocyanate be handled safely?
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1-Naphthyl isocyanate is a hazardous substance. It is harmful if swallowed, in contact with skin, or if inhaled (H302 + H312 + H332). It also causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335) and allergy or asthma symptoms or breathing difficulties if inhaled (H334). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, must be used. Always consult the Safety Data Sheet (SDS) before handling.
Is 1-Naphthyl isocyanate suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and reagents, including 1-Naphthyl isocyanate, adhering to all relevant shipping regulations.
How can I request a sample or quote for 1-Naphthyl isocyanate?
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To request a sample or a quotation for 1-Naphthyl isocyanate, please contact our sales team through the website or by phone. Please specify the quantity required and your delivery location.
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