2-cyano-6-hydroxybenzothiazole
2-cyano-6-hydroxybenzothiazole (CAS 939-69-5; C8H4N2OS; MW 176.20) is a heterocyclic organic compound and a valuable building block in chemical synthesis. It is characterised by its benzothiazole core functionalised with a cyano and a hydroxyl group. This compound serves as a key intermediate in the development of various organic molecules, finding utility in research and development settings for the creation of novel compounds. It is supplied with an assay of 96% and requires storage at 2-8°C.

Organic Synthesis Intermediate
Utilised as a versatile building block in the synthesis of more complex organic molecules. Its reactive functional groups allow for diverse chemical transformations.
Heterocyclic Compound Development
Serves as a precursor in the development of novel heterocyclic structures, particularly those incorporating the benzothiazole moiety.
Research and Development
A key reagent in academic and industrial research laboratories exploring new chemical entities and reaction pathways.
| Molecular weight | 176.20 |
|---|---|
| Empirical formula | C8H4N2OS |
| Assay | 96% |
| Storage temperature | 2-8°C |
| Melting point | 211-213 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26-36/37 |
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-cyano-6-hydroxybenzothiazole used for?
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2-cyano-6-hydroxybenzothiazole is used as a building block in organic synthesis and for the development of heterocyclic compounds in research and development settings.
What are the CAS number and formula for 2-cyano-6-hydroxybenzothiazole?
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The CAS number is 939-69-5 and the empirical formula is C8H4N2OS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-cyano-6-hydroxybenzothiazole with a minimum assay of 96%. This product is not intended for human, animal, or cosmetic use. It is not supplied as USP, BP, EP, or pharmacopoeia grade.
How should 2-cyano-6-hydroxybenzothiazole be handled and stored?
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Handle 2-cyano-6-hydroxybenzothiazole with appropriate personal protective equipment. It is classified as harmful if swallowed and causes serious eye irritation (H302, H319). Store the chemical at 2-8°C.
Is 2-cyano-6-hydroxybenzothiazole a controlled substance?
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Based on the provided data, there is no indication that 2-cyano-6-hydroxybenzothiazole is a controlled substance.
How is 2-cyano-6-hydroxybenzothiazole packed and shipped?
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2-cyano-6-hydroxybenzothiazole is available for global export by Tech Serve Solutions. Packaging details are available upon request.
How can I request a sample or quote for 2-cyano-6-hydroxybenzothiazole?
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Please contact the Tech Serve Solutions sales team via our website or direct inquiry to request a sample or a detailed quotation for 2-cyano-6-hydroxybenzothiazole.
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