2-Methyl-4-isothiazolin-3-one hydrochloride
2-Methyl-4-isothiazolin-3-one hydrochloride (CAS: 26172-54-3; C4H5NOS·HCl; MW: 151.61) is a chemical compound supplied by Tech Serve Solutions. It is primarily utilised in biochemical research, particularly for studying the role of tyrosine phosphorylation in focal adhesion kinase (FAK) activity during neural axon and dendrite development. This compound is supplied for laboratory and research purposes.
- IUPAC
- MIT,Methylisothiazolinone hydrochloride
- Synonyms
- Methylisothiazolinone hydrochloride

Biochemical Research Reagent
2-Methyl-4-isothiazolin-3-one hydrochloride is employed in scientific investigations to understand the mechanisms of neural development. It serves as a tool for examining the effects of specific biochemical pathways on cellular structures.
Focal Adhesion Kinase (FAK) Activity Studies
This compound is specifically used to investigate the impact of tyrosine phosphorylation on FAK activity. These studies are crucial for understanding the signalling pathways involved in the formation and maintenance of focal adhesions, which are critical for cell adhesion and migration.
Neural Development Research
The application extends to research concerning the development of neural axons and dendrites. By modulating FAK activity, researchers can gain insights into the cellular processes that govern neuronal growth and connectivity.
| Molecular weight | 151.61 |
|---|---|
| Empirical formula | C4H5NOS · HCl |
| Storage temperature | 2-8°C |
| Application | MIT is used to study the effects of tyrosine phosphorylation on focal adhesion kinase (FAK) activity in the development of neural axons and dendrites. |


Hazard statements
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1759 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-42/43 |
| Safety statements (S) | 26-36/37/39-45 |
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-Methyl-4-isothiazolin-3-one hydrochloride used for?
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2-Methyl-4-isothiazolin-3-one hydrochloride (CAS: 26172-54-3) is used in biochemical research to study the effects of tyrosine phosphorylation on focal adhesion kinase (FAK) activity, particularly in the context of neural axon and dendrite development.
What is the CAS number and formula for 2-Methyl-4-isothiazolin-3-one hydrochloride?
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The CAS number is 26172-54-3, and the empirical formula is C4H5NOS · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methyl-4-isothiazolin-3-one hydrochloride for research and laboratory use. The specific assay and purity are detailed in the product specifications. TSS does not represent this product as USP, BP, EP, or for human/veterinary consumption.
How should 2-Methyl-4-isothiazolin-3-one hydrochloride be handled and stored?
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Due to its hazardous nature (causing severe skin burns and eye damage, and potential respiratory sensitisation), handle with appropriate personal protective equipment including gloves, eye protection, and respiratory protection. Store at 2-8°C as indicated by the storage temperature data.
Is this chemical suitable for use outside of laboratory research?
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This compound is supplied for research purposes only. Its suitability for other applications would require specific testing and regulatory compliance not covered by the provided data.
How can I request a sample or quote for 2-Methyl-4-isothiazolin-3-one hydrochloride?
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Please contact our sales department via the website or direct email, providing your specific requirements, including quantity and delivery location, to receive a prompt quotation or arrange for a sample.
Is 2-Methyl-4-isothiazolin-3-one hydrochloride a controlled substance?
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The provided data does not indicate that 2-Methyl-4-isothiazolin-3-one hydrochloride is a controlled or scheduled substance. However, users should always verify local regulations.
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