5-Amino-6-(methylamino)pyrimidine-4(1H)-thione CAS 52602-72-9
| CAS No. | 52602-72-9 |
| Molecular Formula | C5H8N4S |
| Molecular Weight | 156.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 156.21 g/mol gives 5-Amino-6-(methylamino)pyrimidine-4(1H)-thione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-Amino-6-(methylamino)pyrimidine-4(1H)-thione (CAS 52602-72-9), a certified reference material (molecular formula C5H8N4S, MW 156.21 g/mol) for analytical method development and quality control.
Owing to a nitrile group, sulfur-containing functionality, 5-Amino-6-(methylamino)pyrimidine-4(1H)-thione is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 156.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-Amino-6-(methylamino)pyrimidine-4(1H)-thione 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 | C5H8N4S |
| Molecular Weight | 156.21 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Amino Standards
- 5-Amino-4-cyclopropyl-4h-1,2,4-triazole-3-thiol (CAS 1000933-23-2)
- 4-Amino-2-methyl-1H-imidazole-5-carbothioamide (CAS 108513-29-7)
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Recommended Standards
- 5-Amino-1-methyl-1H-pyrazole-4-carbothioamide (CAS 956534-58-0)
- 5H,6H,7H-imidazo[2,1-b][1,3]thiazin-6-ol (CAS 34035-41-1)
- 5,6-Diamino-2-methylpyrimidine-4(1H)-thione (CAS 61595-49-1)
- 5-Mercapto-1,3-dimethyl-1H-pyrazole-4-carbaldehyde (CAS 787491-83-2)
- 1-Cyclopropoxy-4-methyl-2-(trifluoromethyl)benzene (CAS 1243355-53-4)
- 1-(5-Bromo-2,6-dimethoxy-3-pyridinyl)-ethanone (CAS 1823958-01-5)
- N-(2-(2-(Trifluoromethyl)-1H-imidazol-4-yl)ethyl)acetamide (CAS 88181-33-3)
- 1-nonanethiol (CAS 1455-21-6)
- 3-(3,4-Dimethylphenyl)-1-phenyl-1h-pyrazole-4-carbaldehyde (CAS 956777-84-7)
- 5-(Hydroxymethyl)-2-methoxybenzonitrile (CAS 310424-35-2)
- Methyl 2-(3-bromo-5-(cyanomethyl)-1H-pyrazol-1-yl)acetate (CAS 2246364-60-1)
- 2-((2-Bromopyridin-3-yl)oxy)pyrazine (CAS 1065484-64-1)
- Topiroxostat Impurity 33 (CAS 89830-71-7)
- D-[His]1-Semaglutide (CAS CATO-C4X-222652)
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