5-Amino-6-chloro-2-methylpyrimidine-4-thiol CAS 1023758-31-7
| CAS No. | 1023758-31-7 |
| Molecular Formula | C5H6ClN3S |
| Molecular Weight | 175.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H6ClN3S, 5-Amino-6-chloro-2-methylpyrimidine-4-thiol contains a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 175.64 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
5-Amino-6-chloro-2-methylpyrimidine-4-thiol (CAS 1023758-31-7), molecular formula C5H6ClN3S and molecular weight 175.64 g/mol, is a CATO reference standard with documented purity and traceability.
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-chloro-2-methylpyrimidine-4-thiol 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 | C5H6ClN3S |
| Molecular Weight | 175.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Amino Standards
- 4-Amino-6-chloro-2-(methylthio)pyrimidine (CAS 1005-38-5)
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- 2-amino-5-chloro-3-methylbenzaldehyde (CAS 151446-29-6)
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Recommended Standards
- 3-(Thiazol-5-yl)propanoyl chloride (CAS 1101218-58-9)
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- TERT-BUTYL 3-((PROPYLAMINO)METHYL) PYRROLIDINE-1-CARBOXYLATE (CAS 1174668-77-9)
- 3-(2-Ethyl-1H-benzo[d]imidazol-1-yl)propanoic acid hydrochloride (CAS 1052528-77-4)
- 1-(1-Chloropropan-2-yl)-2-fluorobenzene (CAS 1491002-62-0)
- 1-(Oxolan-2-ylmethyl)piperidin-4-amine (CAS 108282-26-4)
- Bis(acetylacetonate)diisopropyl titanate (CAS 17927-72-9)
- Tert-butyl 2-(hydroxymethyl)-4-methylpyrrolidine-1-carboxylate (CAS 1615221-98-1)
- 3,7,8-Trimethylquinoline-2-thiol (CAS 917749-58-7)
- (4S,5S)-4-Methyl-5-phenyl-2-oxazolidinone (CAS 17097-67-5)
- 2,4-Dioxo-3-azaspiro[5.5]undecane-1,5-dicarboxamide (CAS 872696-79-2)
- Cycloaspeptide D (CAS 691363-62-9)
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