2-(Methylthio)benzothiazole
2-(Methylthio)benzothiazole (CAS 615-22-5), with the molecular formula C8H7NS2 and a molecular weight of 181.28 g/mol, is a heterocyclic compound. It is primarily utilised as a building block in chemical synthesis, particularly within the realm of organic and materials science research. Its specific application in analytical chemistry for the determination of benzothiazoles in water samples highlights its utility.

Analytical Chemistry Reagent
2-(Methylthio)benzothiazole has been employed in the trace determination of polar 1H-benzotriazoles and benzothiazoles. This application involves its use in conjunction with liquid chromatography-electrospray mass spectrometry for analysing water samples.
Heterocyclic Building Block
As a C8 to C9 heterocyclic compound containing a thiazole moiety, it serves as a valuable building block in organic synthesis. It is suitable for researchers involved in creating novel molecular structures and functional materials.
Chemical Synthesis Intermediate
This compound acts as an intermediate in various chemical synthesis pathways. Its structure allows for further functionalisation, making it useful for developing more complex organic molecules.
| Molecular weight | 181.28 |
|---|---|
| Empirical formula | C8H7NS2 |
| Assay | 97% |
| Application | 2-(Methylthio)benzothiazole was used in trace determination of polar 1H-benzotriazoles and benzothiazoles in drinking and surface water by liquid chromatography-electrospray mass spectrometry1. |
| Melting point | 43-46 °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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 15-36/37/38 |
| Safety statements (S) | 26-36-43 |
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-(Methylthio)benzothiazole used for?
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2-(Methylthio)benzothiazole is used as a building block in chemical synthesis and has been applied in analytical chemistry for the trace determination of polar 1H-benzothiazoles and benzothiazoles in water samples.
What is the CAS number and molecular formula for 2-(Methylthio)benzothiazole?
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The CAS number is 615-22-5, and the molecular formula is C8H7NS2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(Methylthio)benzothiazole with a minimum assay of 97%. This product is typically considered for research and chemical synthesis purposes and is not supplied as USP, BP, or EP grade.
What are the main safety hazards associated with 2-(Methylthio)benzothiazole?
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2-(Methylthio)benzothiazole is classified as a warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, should be worn during handling.
How is 2-(Methylthio)benzothiazole packed and shipped by TSS?
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Tech Serve Solutions handles the packing, shipping, and export of chemicals with strict adherence to international regulations, ensuring safe transit for research and industrial clients worldwide.
How can I request a sample or quote for 2-(Methylthio)benzothiazole?
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To request a sample or a quotation for 2-(Methylthio)benzothiazole, please contact the TSS sales team through our website or by telephone.
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