5-(methylsulfanyl)pyrazin-2-amine CAS 251549-38-9
| CAS No. | 251549-38-9 |
| Molecular Formula | C5H13N3S |
| Molecular Weight | 147.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-(methylsulfanyl)pyrazin-2-amine.
5-(methylsulfanyl)pyrazin-2-amine (CAS 251549-38-9) is a high-purity analytical reference standard with the molecular formula C5H13N3S and a molecular weight of 147.24 g/mol.
Based on its molecular formula C5H13N3S, 5-(methylsulfanyl)pyrazin-2-amine contains sulfur-containing functionality; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 147.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-(methylsulfanyl)pyrazin-2-amine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H13N3S |
| Molecular Weight | 147.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related methylsulfanyl Standards
- 2-(Methylsulfanyl)-4,5-dihydro-1,3-thiazol-4-one (CAS 20949-66-0)
- {3-[(methylsulfanyl)methyl]oxetan-3-yl}methanol (CAS 1849316-00-2)
- 4-(Methylsulfanyl)pentanoic acid (CAS 75974-59-3)
- 5-(Methylsulfanyl)pentanoic acid (CAS 69082-95-7)
- ethyl 2-(methylsulfanyl)propanoate (CAS 40800-76-8)
- methyl 3-(methylsulfanyl)butanoate (CAS 207983-28-6)
- ethyl 3-(methylsulfanyl)prop-2-enoate (CAS 136115-65-6)
- 2-Ethyl-2-(methylsulfanyl)butan-1-ol (CAS 1882257-50-2)
Recommended Standards
- 4-amino-6-methylpyrimidine-2-thiol (CAS 89180-08-5)
- Disulfiram Impurity 14 (CAS 37174-63-3)
- 4-(Aminomethyl)thian-4-ol (CAS 879514-92-8)
- N-(2-Hydroxyethyl)thiomorpholine (CAS 6007-64-3)
- 3-Thiocyanato-1H-indole-6-carboxylic acid (CAS 885266-71-7)
- 7-Iodo-3,4-dihydro-2H-benzo[b][1,4]dioxepine (CAS 306934-90-7)
- 4-(1-Hydroxypentyl)thiophen-3-boronic acid (CAS 2096334-17-5)
- Imiquimod Impurity 2 (CAS 99010-09-0)
- Methyl 1-(3-chlorophenyl)cyclopropane-1-carboxylate (CAS 943118-81-8)
- Tetra-p-tolylsilane (CAS 10256-83-4)
- Cefotiam Hexetil Hydrochloride (CAS 95789-30-3)
- 2-(3,4-Dichlorophenyl)pyrimidine-5-carboxylic acid (CAS 928713-43-3)
- 5-Bromopyridine-2,4-diamine dihydrochloride (CAS 1241726-02-2)
- Semaglutide impurity 104(Fmoc-D-His-Aib) (CAS 2171211-18-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com