Benzothiazole-6-carboxylic acid
Benzothiazole-6-carboxylic acid (CAS: 3622-35-3; Formula: C8H5NO2S; Molar Mass: 179.20 g/mol) is a heterocyclic organic compound. It serves as a fundamental building block in chemical synthesis, particularly for creating more complex benzothiazole derivatives. This compound is recognised for its utility in research and development settings, acting as a starter material in various synthetic pathways within organic chemistry.

Organic Synthesis Intermediate
Benzothiazole-6-carboxylic acid is employed as a key intermediate in the synthesis of diverse organic molecules. Its structure facilitates further chemical modification, making it valuable for constructing advanced compounds.
Heterocyclic Compound Development
This compound is utilised in the development of novel heterocyclic structures. It is a recognised starting material for exploring new chemical entities based on the benzothiazole scaffold.
Research and Development
Primarily used in R&D, Benzothiazole-6-carboxylic acid serves as a reliable reagent for laboratory-scale synthetic studies and methodology development in academic and industrial research.
| Molecular weight | 179.20 |
|---|---|
| Empirical formula | C8H5NO2S |
| Assay | 96% |
| Application | Basic starter on benzothiazole synthesis.1 |
| Melting point | 245-251 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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 Benzothiazole-6-carboxylic acid used for?
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Benzothiazole-6-carboxylic acid is used as a basic starter on benzothiazole synthesis and as an intermediate in organic synthesis, particularly in research and development for creating new heterocyclic compounds.
What are the CAS number and formula for Benzothiazole-6-carboxylic acid?
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The CAS number for Benzothiazole-6-carboxylic acid is 3622-35-3, and its molecular formula is C8H5NO2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzothiazole-6-carboxylic acid with an assay of 96%. This product is not represented as USP, BP, or EP grade.
How should Benzothiazole-6-carboxylic acid be handled?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation. Avoid breathing dust. In case of eye contact, rinse cautiously with water for several minutes and seek medical advice.
Is Benzothiazole-6-carboxylic acid a controlled substance?
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Based on the provided data, Benzothiazole-6-carboxylic acid is not indicated as a controlled substance.
How is Benzothiazole-6-carboxylic acid typically shipped and exported?
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Tech Serve Solutions, as a global supplier and exporter, ships chemicals like Benzothiazole-6-carboxylic acid according to international regulations for hazardous materials. Specific packaging details are available upon request.
How can I request a quote or sample of Benzothiazole-6-carboxylic acid?
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To request a quote or sample of Benzothiazole-6-carboxylic acid, please contact our sales department through the website or by phone, providing your specific requirements.
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