Benzothiazole-2-carboxaldehyde
Benzothiazole-2-carboxaldehyde (CAS: 6639-57-2), with the molecular formula C8H5NOS and a molecular weight of 163.20 g/mol, is a heterocyclic organic compound. This aldehyde derivative of benzothiazole serves as a versatile building block in organic synthesis. Its primary applications are in the creation of novel chemical entities within research and development laboratories, contributing to advancements in medicinal chemistry and materials science.

Organic Synthesis Intermediate
Benzothiazole-2-carboxaldehyde is a key intermediate for constructing more complex organic molecules. The reactive aldehyde group allows for various condensation and addition reactions, facilitating the synthesis of diverse heterocyclic compounds.
Medicinal Chemistry Research
This compound is utilised in the exploration of new drug candidates. Its benzothiazole core is a common scaffold found in biologically active molecules, making it valuable for developing potential pharmaceuticals.
Materials Science
The unique structural features of benzothiazole derivatives can be incorporated into advanced materials. This aldehyde may be used in the synthesis of functional materials with specific optical or electronic properties.
| Molecular weight | 163.20 |
|---|---|
| Empirical formula | C8H5NOS |
| Assay | 97% |
| Melting point | 72-76 °C |


Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
- P342
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36-43 |
| 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 Benzothiazole-2-carboxaldehyde used for?
+
Benzothiazole-2-carboxaldehyde is primarily used as an intermediate in organic synthesis, particularly in medicinal chemistry and materials science research for building complex heterocyclic compounds.
What is the CAS number and formula for Benzothiazole-2-carboxaldehyde?
+
The CAS number is 6639-57-2 and the empirical formula is C8H5NOS.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Benzothiazole-2-carboxaldehyde with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should Benzothiazole-2-carboxaldehyde be handled?
+
Handling requires appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, face shield, and gloves. Avoid breathing dust, fumes, gas, mist, vapours, or spray. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice. It is classified as harmful if swallowed and may cause respiratory irritation.
Is Benzothiazole-2-carboxaldehyde a controlled substance?
+
Based on the provided data, there is no indication that Benzothiazole-2-carboxaldehyde is a controlled substance.
How is Benzothiazole-2-carboxaldehyde packaged, shipped, and exported?
+
Tech Serve Solutions exports chemicals globally, adhering to all relevant shipping and safety regulations. Specific packaging details can be provided upon request.
How can I request a sample or quote for Benzothiazole-2-carboxaldehyde?
+
To request a sample or quote, please contact our sales department through the website or by phone, providing your specific requirements and shipping details.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis