4-Methyl-5,6-dihydrofuro[2,3-d]pyrimidin-2-yl carbamimidothioate CAS 787500-81-6
| CAS No. | 787500-81-6 |
| Molecular Formula | C8H10N4OS |
| Molecular Weight | 210.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-Methyl-5,6-dihydrofuro[2,3-d]pyrimidin-2-yl carbamimidothioate 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.
4-Methyl-5,6-dihydrofuro[2,3-d]pyrimidin-2-yl carbamimidothioate (CAS 787500-81-6), molecular formula C8H10N4OS and molecular weight 210.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Methyl-5,6-dihydrofuro[2,3-d]pyrimidin-2-yl carbamimidothioate (C8H10N4OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 210.26 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C8H10N4OS |
| Molecular Weight | 210.26 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 8-methyl-2,3-dihydrofuro[3,2-e]imidazo[1,2-c]pyrimidine-9-carboxylic acid (CAS 1092969-14-6)
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- (7-Methyl-2,3-dihydrofuro[3,4-b][1,4]dioxin-5-yl)(phenyl)methanol (CAS 1281795-87-6)
Recommended Standards
- 4-Methoxy-1-methyl-6-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 223464-70-8)
- 7-Ethyl-3-methyl-6-thioxo-6,7-dihydro-1H-purin-2(3H)-one (CAS 380640-15-3)
- 4-Amino-5-(3,5-dimethyl-1h-pyrazol-1-yl)-4h-1,2,4-triazole-3-thiol (CAS 67130-52-3)
- 8-Ethyl-2-(methylthio)pyrazolo[1,5-a][1,3,5]triazin-4(1H)-one (CAS 863193-67-3)
- Chlorothalonil Impurity 1 (CAS 1418095-02-9)
- 4-Chloro-7-azaindole-3-carbaldehyde (CAS 918515-16-9)
- trans-2-Fluoro-cyclopropanecarboxylic acid ethyl ester (CAS 84388-72-7)
- 2-fluoro-6-(propan-2-yloxy)pyridine (CAS 1249358-97-1)
- Rauwolscine (CAS 131-03-3)
- Ethenol, homopolymer, acetate 1,2-benzenedicarboxylate (CAS 53237-50-6)
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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