2,5-Dimethylbenzothiazole
2,5-Dimethylbenzothiazole (CAS 95-26-1) is a heterocyclic organic compound with the molecular formula C9H9NS and a molecular weight of 163.24 g/mol. This compound serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. It is supplied by Tech Serve Solutions with an assay of 98%, suitable for research and development purposes.
- Synonyms
- C9H9NS2,5-Dimethyl-1,3-benzothiazole

Heterocyclic Synthesis
2,5-Dimethylbenzothiazole is employed as a precursor or intermediate in the synthesis of more complex heterocyclic compounds. Its benzothiazole core offers a versatile platform for further chemical modification and functionalization.
Chemical Research
This compound is utilised in academic and industrial research settings for exploring novel chemical reactions and developing new materials. Its availability as a building block aids in the construction of diverse molecular architectures.
Organic Synthesis
As a C8 to C9 building block, 2,5-Dimethylbenzothiazole is integral to various organic synthesis pathways. It enables the introduction of the dimethylbenzothiazole moiety into target molecules.
| Molecular weight | 163.24 |
|---|---|
| Empirical formula | C9H9NS |
| Assay | 98% |
| Melting point | 36-40 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- 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 |
|---|---|
| Flash point | 110 °C / 230 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| 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 2,5-Dimethylbenzothiazole used for?
+
2,5-Dimethylbenzothiazole (CAS 95-26-1) is primarily used as a building block in chemical synthesis, particularly for heterocyclic compounds, and in general organic synthesis research.
What is the CAS number and molecular formula for 2,5-Dimethylbenzothiazole?
+
The CAS number for 2,5-Dimethylbenzothiazole is 95-26-1 and its molecular formula is C9H9NS (based on empirical formula notation).
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2,5-Dimethylbenzothiazole with an assay of 98%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 2,5-Dimethylbenzothiazole be handled safely?
+
Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure good ventilation, as it may cause respiratory irritation (H335). Avoid contact with skin (H315) and eyes (H319), and do not ingest (H302).
Is 2,5-Dimethylbenzothiazole shipped internationally?
+
Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a sample or quote for 2,5-Dimethylbenzothiazole?
+
To request a sample or a quote, please use the contact form on our website or call our sales team directly.
▶ 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