2,5-Dimethoxyphenyl isothiocyanate
2,5-Dimethoxyphenyl isothiocyanate (CAS 40532-06-7), with the molecular formula (CH3O)2C6H3NCS and a molecular weight of 195.24 g/mol, is a valuable organic building block. This sulfur compound, supplied with an assay of 98%, is utilised in chemical synthesis and research. Its unique isothiocyanate functionality makes it a versatile reagent for constructing more complex molecular architectures in various chemical processes.
- Synonyms
- (CH3O)2C6H3NCS

Organic Synthesis Intermediate
2,5-Dimethoxyphenyl isothiocyanate serves as a key intermediate in the synthesis of diverse organic molecules. Its reactive isothiocyanate group readily participates in nucleophilic addition reactions, enabling the formation of thioureas, heterocycles, and other sulphur-containing compounds.
Research and Development
This compound is employed in academic and industrial research laboratories for exploring novel synthetic pathways and developing new chemical entities. Its specific substitution pattern offers unique reactivity and structural possibilities for medicinal chemistry and materials science investigations.
Building Block for Heterocycles
The isothiocyanate moiety allows for cyclisation reactions, making 2,5-Dimethoxyphenyl isothiocyanate a useful precursor for constructing various heterocyclic ring systems, which are prevalent in pharmaceuticals and agrochemicals.
| Molecular weight | 195.24 |
|---|---|
| Linear formula | (CH3O)2C6H3NCS |
| Assay | 98% |
| Boiling point | 175 °C/10 mmHg(lit.) |
| Melting point | 33-36 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3335 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 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 2,5-Dimethoxyphenyl isothiocyanate used for?
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2,5-Dimethoxyphenyl isothiocyanate is primarily used as an intermediate in organic synthesis and in research and development for creating novel chemical compounds, particularly sulphur-containing molecules and heterocycles.
What is the CAS number and molecular formula for 2,5-Dimethoxyphenyl isothiocyanate?
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The CAS number is 40532-06-7, and the molecular formula is (CH3O)2C6H3NCS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,5-Dimethoxyphenyl isothiocyanate with an assay of 98%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeial standards.
How should 2,5-Dimethoxyphenyl isothiocyanate be handled safely?
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This compound is classified as Danger with hazard statement H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection, must be used. Handle only in a well-ventilated area.
How is 2,5-Dimethoxyphenyl isothiocyanate packed and shipped?
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Tech Serve Solutions adheres to all regulations for packing and shipping hazardous materials internationally. Specific packaging details are available upon request, subject to destination country regulations.
How can I request a quote or sample for 2,5-Dimethoxyphenyl isothiocyanate?
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To request a quote or sample, please contact our sales department through the website or by calling us directly. Please reference the product name and CAS number (40532-06-7).
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