Mercaptoethylguanidine hemisulfate salt
Mercaptoethylguanidine hemisulfate salt (CAS: 3979-00-8) is a chemical compound with the linear formula H₂NC(=NH)NHSCH₂CH₃ · 1/2 H₂SO₄ and a molecular weight of 168.23. It serves as a selective inhibitor of inducible nitric oxide synthase (iNOS) and a scavenger of peroxynitrite. This compound is primarily utilized in biochemical research for studies related to cell signaling, neuroscience, and nitric oxide metabolism. Available from Tech Serve Solutions with an assay of ≥98%.
- IUPAC
- MEG hemisulfate salt

iNOS Inhibition
Acts as a selective inhibitor of inducible nitric oxide synthase (iNOS). This property is valuable for researchers investigating the role of iNOS in cellular processes and disease states.
Peroxynitrite Scavenging
Functions as a scavenger of peroxynitrite, a reactive nitrogen species implicated in cellular damage. This application is relevant for studies focusing on oxidative and nitrosative stress.
Cell Signaling Research
Utilised in cell biology and cell signaling research. Its specific inhibitory and scavenging activities aid in dissecting complex signaling pathways involving nitric oxide.
Neuroscience Studies
Applicable in neuroscience research, particularly in understanding the role of nitric oxide metabolism and related enzymes in neural function and dysfunction.
| Molecular weight | 168.23 |
|---|---|
| Linear formula | H2NC(=NH)NHSCH2CH3 · 1/2 H2SO4 |
| Assay | ≥98% |
| Storage temperature | 2-8°C |
| Application | Selective iNOS inhibitor and scavenger of peroxynitrite. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shipped In | wet ice |
|---|
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 Mercaptoethylguanidine hemisulfate salt used for?
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Mercaptoethylguanidine hemisulfate salt is used as a selective inhibitor of inducible nitric oxide synthase (iNOS) and a scavenger of peroxynitrite in biochemical research, particularly in cell biology, cell signaling, and neuroscience.
What is the CAS number and formula for Mercaptoethylguanidine hemisulfate salt?
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The CAS number is 3979-00-8 and the linear formula is H₂NC(=NH)NHSCH₂CH₃ · 1/2 H₂SO₄.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Mercaptoethylguanidine hemisulfate salt with an assay of ≥98%. This is a research-grade chemical and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling precautions for this product?
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Handling this product requires personal protective equipment including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The product has a WGK rating of 3 in Germany, indicating a high hazard level.
How is Mercaptoethylguanidine hemisulfate salt shipped and stored?
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Mercaptoethylguanidine hemisulfate salt is shipped in wet ice and should be stored at 2-8°C to maintain its stability and efficacy.
How can I request a quote or sample?
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To request a quote or sample of Mercaptoethylguanidine hemisulfate salt, please contact our sales team through the website or by phone.
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