4-Methoxy-2-(methylthio)pyrimidine CAS 76541-59-8
| CAS No. | 76541-59-8 |
| Molecular Formula | C6H8N2OS |
| Molecular Weight | 156.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methoxy-2-(methylthio)pyrimidine (C6H8N2OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-Methoxy-2-(methylthio)pyrimidine (CAS 76541-59-8) is a high-purity analytical reference standard with the molecular formula C6H8N2OS and a molecular weight of 156.21 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Methoxy-2-(methylthio)pyrimidine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H8N2OS |
| 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-Hydrazinyl-6-(methylthio)pyrimidine (CAS 99469-77-9)
- 4-Methyl-6-(methylamino)-1,3,5-triazine-2-thiol (CAS 57639-43-7)
- 4-Ethoxypyrimidine-2-thiol (CAS 72565-78-7)
- 4-methyl-6-(methylthio)-1,3,5-triazin-2-amine (CAS 27622-90-8)
- Ethyl 1-oxoisoindoline-5-carboxylate (CAS 1261788-26-4)
- L-(+)-Cystathionine (CAS 56-88-2)
- tert-Butyl n-[1-(aminomethyl)cyclohexyl]carbamate (CAS 864943-63-5)
- Ethyl 2-pentynyl ether (CAS 20635-10-3)
- Ertugliflozin impurity 01 (CAS 1528636-39-6)
- 3-(Benzyloxy)-2-methyl-1-(4-methylbenzyl)pyridin-4(1H)-one (CAS 338965-52-9)
- 2-(Chloromethyl)-4,4-dimethyl-4,5-dihydrooxazole (CAS 74307-97-4)
- 4-(6-Thiophen-2-ylpyridin-3-yl)-pyrimidin-2-ylamine (CAS 2088942-53-2)
- N-(4-Chlorophenyl)-N-methyl-1-oxo-2-[(pyridin-2-yl)methyl]-1,2-dihydroisoquinoline-4-carboxamide (CAS 303995-37-1)
- Dendroaspis Natriuretic Peptide (CAS 255721-52-9)
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