GMQ hydrochloride
GMQ hydrochloride (CAS 5361-15-9), with the empirical formula C10H11N5 · HCl and a molecular weight of 237.69 g/mol, is a fine chemical supplied by Tech Serve Solutions. This white to beige powder is primarily utilised in research settings for its properties related to ion channel modulation. Its applications are focused within cell biology and neuroscience research, specifically concerning voltage-gated ion channels and sodium channel modulators.
- IUPAC
- 2-Guanidine-4-methylquinazoline hydrochloride,4-Methyl-2-guanidino quinazoline hydrochloride,N-(4-Methyl-2-quinazolinyl)-guanidine hydrochloride,NSC 403387 hydrochloride

Cell Biology Research
GMQ hydrochloride serves as a valuable tool in cell biology studies, particularly for investigating cellular processes related to ion transport and signalling pathways. Its specific interactions with ion channels make it useful for understanding cellular function.
Neuroscience Studies
In neuroscience, this compound aids in the exploration of neuronal function and the mechanisms of ion channels, including voltage-gated and sodium channels. It can be employed to probe the effects of channel modulation on neural activity.
Ion Channel Modulation
The compound is utilised for its effects on monovalent ion channels. Researchers use it to study the intricate workings of these channels and their role in physiological and pathological processes.
| Molecular weight | 237.69 |
|---|---|
| Empirical formula | C10H11N5 · HCl |
| Assay | ≥95% (HPLC) |
| Form | powder |
| Colour | white to beige |
| Solubility | DMSO: soluble2 mg/mL, clear (warmed) |
| Storage temperature | room temp |

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
| 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 GMQ hydrochloride used for?
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GMQ hydrochloride is primarily used in research settings for its applications in cell biology, cell signalling, neuroscience, and the study of ion channels, particularly voltage-gated and sodium channels.
What is the CAS number and formula for GMQ hydrochloride?
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The CAS number for GMQ hydrochloride is 5361-15-9, and its empirical formula is C10H11N5 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies GMQ hydrochloride with a purity of ≥95% (HPLC). We do not represent this product as USP, BP, or EP grade.
How should GMQ hydrochloride be handled?
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GMQ hydrochloride is classified as a Warning substance (GHS07). It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area. Avoid dust formation and inhalation.
How is GMQ hydrochloride shipped and exported?
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GMQ hydrochloride is typically stored at room temperature. Tech Serve Solutions can arrange for its packed, shipped, and exported globally to meet your research requirements.
How can I request a sample or quote for GMQ hydrochloride?
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To request a sample or a quotation for GMQ hydrochloride, please contact our sales team via the website or by calling our office. We will be happy to assist you.
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