Cyclohexyl isothiocyanate
Cyclohexyl isothiocyanate (CAS: 1122-82-3, C6H11NCS) is a key organic building block with a molecular weight of 141.23 g/mol. This sulfur-containing compound is primarily utilised in chemical synthesis and research laboratories. Its isothiocyanate functional group makes it a versatile reagent for introducing the cyclohexylthiocarbamoyl moiety into various organic molecules, facilitating the development of new chemical entities and materials.

Organic Synthesis Intermediate
Cyclohexyl isothiocyanate serves as a reactive intermediate in the synthesis of diverse organic compounds. It readily participates in reactions with nucleophiles, forming thioureas, thioamides, and other sulfur-containing heterocycles, which are valuable in medicinal chemistry and materials science.
Reagent for Functional Group Transformation
The compound is employed as a reagent to introduce the cyclohexylthiocarbamoyl group into molecules. This transformation is critical in the development of novel pharmaceutical candidates and agrochemicals, leveraging the unique properties imparted by the sulfur and nitrogen atoms.
Research and Development
Utilised in academic and industrial research laboratories for exploring new reaction pathways and synthesizing novel chemical structures. Its specific reactivity profile makes it a valuable tool for synthetic chemists investigating isothiocyanate chemistry.
| Molecular weight | 141.23 |
|---|---|
| Linear formula | C6H11NCS |
| Assay | 98% |
| Boiling point | 219 °C(lit.) |
| Density | 0.996 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.536(lit.) |


Hazard statements
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 95 °C / 203 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-42 |
| Safety statements (S) | 23-26-39-45 |
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 Cyclohexyl isothiocyanate used for?
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Cyclohexyl isothiocyanate is primarily used as a building block in organic synthesis and as a reagent for introducing the cyclohexylthiocarbamoyl group into other molecules. It is also employed in research and development settings for exploring new chemical structures.
What is the CAS number and chemical formula for Cyclohexyl isothiocyanate?
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The CAS number for Cyclohexyl isothiocyanate is 1122-82-3, and its chemical formula is C6H11NCS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclohexyl isothiocyanate with a minimum assay of 98%. This product is intended for laboratory and research use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the primary safety concerns when handling Cyclohexyl isothiocyanate?
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Cyclohexyl isothiocyanate is a corrosive and sensitizing agent. It causes severe skin burns and eye damage (H314), may cause an allergic skin reaction (H317), and can cause allergy or asthma symptoms or breathing difficulties if inhaled (H334). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, must be used.
How is Cyclohexyl isothiocyanate packed, shipped, and exported?
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Tech Serve Solutions packs and ships Cyclohexyl isothiocyanate in compliance with all relevant regulations for hazardous materials (UN 3265, Class 8, Packing Group II). We offer global export services for this chemical.
How can I request a sample or quote for Cyclohexyl isothiocyanate?
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To request a sample or a quotation for Cyclohexyl isothiocyanate, please contact our sales department via the website or by calling us directly. Please specify the quantity required.
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