5-Amino-2-((thiophen-2-ylmethyl)amino)pyrimidin-4(1H)-one CAS 77961-25-2
| CAS No. | 77961-25-2 |
| Molecular Formula | C9H10N4OS |
| Molecular Weight | 222.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 5-Amino-2-((thiophen-2-ylmethyl)amino)pyrimidin-4(1H)-one (CAS 77961-25-2), a certified reference material (molecular formula C9H10N4OS, MW 222.27 g/mol) for analytical method development and quality control.
Structurally, 5-Amino-2-((thiophen-2-ylmethyl)amino)pyrimidin-4(1H)-one (C9H10N4OS) 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 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 222.27 g/mol, it falls into the medium-molecular-weight range. 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).
CATO manufactures 5-Amino-2-((thiophen-2-ylmethyl)amino)pyrimidin-4(1H)-one 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 | C9H10N4OS |
| Molecular Weight | 222.27 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Amino Standards
- 1142208-80-7 4-Amino-6-(2-aminopyridin-3-yl)-1,6-dihydro-1,3,5-triazine-2-thiol 9382AC C8H10N6S (CAS 1142208-80-7)
- 4-Amino-5-(3-methoxyphenyl)-4h-1,2,4-triazole-3-thiol (CAS 150093-61-1)
- 4-Amino-5-cyano-2-methyl-6-(methylthio)nicotinamide (CAS 1604041-57-7)
- 4-Amino-5-(2-methoxyphenyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 61019-26-9)
- 4-Amino-5-(4-methoxyphenyl)-4H-1,2,4-triazole-3-thiol (CAS 36209-49-1)
- 4-amino-5-(phenoxymethyl)-4H-1,2,4-triazole-3-thiol (CAS 4461-15-8)
- 4-amino-5-{1H,4H,5H,6H-cyclopenta[c]pyrazol-3-yl}-4H-1,2,4-triazole-3-thiol (CAS 893642-81-4)
- 5-Amino-2-((5-methylthiophen-2-yl)amino)pyrimidin-4(1H)-one (CAS 77961-42-3)
Recommended Standards
- 5-Amino-2-((thiophen-3-ylmethyl)amino)pyrimidin-4(1H)-one (CAS 77961-43-4)
- 9-(Tetrahydrofuran-2-yl)-9H-purine-6-thiol (CAS 42204-09-1)
- Zaltidine (CAS 85604-00-8)
- Nε-(1-Carboxyethyl)-L-lysine-d4(Mixture of Diastereomers) (CAS CATO-CCFD201907)
- n-[4-(trifluoromethyl)cyclohexyl]oxan-4-amine (CAS 1157959-42-6)
- Barium bromide (CAS 10553-31-8)
- (6S)-6-Methyl-3-phenyl-1,4,5-oxathiazepane 4,4-dioxide (CAS 1537863-83-4)
- N1-((1-(Hydroxymethyl)cyclopropyl)methyl)-N2-(isoxazol-3-yl)oxalamide (CAS 1251684-90-8)
- 2-bromo-1-(5-hydroxy-2-pyridyl)ethanone (CAS 1346532-82-8)
- N-[2-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]pyrimidine-4-carboxamide (CAS 2246677-13-2)
- 4-(Thiophen-2-yl)-3,4-dihydrobenzo[4,5]imidazo[1,2-a][1,3,5]triazin-2(1h)-imine (CAS 78650-08-5)
- D (CAS 131771-69-2)
- 3-chloro-4-fluoro-N-methylaniline hydrochloride (CAS 1432680-95-9)
- Semaglutide impurity 193 (CAS CATO-C4X-2226193)
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