5-(Ethylthio)-1-methyl-4-nitro-1H-imidazole CAS 87695-77-0
| CAS No. | 87695-77-0 |
| Molecular Formula | C6H9N3O2S |
| Molecular Weight | 187.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H9N3O2S, 5-(Ethylthio)-1-methyl-4-nitro-1H-imidazole contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 187.22 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-(Ethylthio)-1-methyl-4-nitro-1H-imidazole (CAS 87695-77-0) is a high-purity analytical reference standard with the molecular formula C6H9N3O2S and a molecular weight of 187.22 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), 5-(Ethylthio)-1-methyl-4-nitro-1H-imidazole 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 | C6H9N3O2S |
| Molecular Weight | 187.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Ethylthio Standards
- 5-(Ethylthio)-1-isopropyl-1H-1,2,4-triazol-3(2H)-one (CAS 55375-82-1)
- 2-(Ethylthio)-6-methylpyrimidine-4-thiol (CAS 6967-58-4)
- 2-(Ethylthio)-1-(thiophen-2-yl)ethan-1-one (CAS 41444-32-0)
- 2-(5-(Ethylthio)-4-methyl-4H-1,2,4-triazol-3-yl)ethan-1-amine (CAS 1185293-14-4)
- 5-(Ethylthio)-3-hydroxyisothiazole-4-carbonitrile (CAS 76857-13-1)
- 2-((Ethylthio)methyl)furan-3-carboxylic acid (CAS 1156132-95-4)
- 4-(Ethylthio)-5-hydroxy-2-methylpyridazin-3(2H)-one (CAS 36096-33-0)
- 5-((Ethylthio)methyl)pyrimidine-2,4(1H,3H)-dione (CAS 4874-41-3)
Recommended Standards
- 4-Methylsulfonyl-2-aminophenol (CAS 98-30-6)
- 5-[(ethylsulfanyl)methyl]-1,2-oxazole-3-carboxylic acid (CAS 893640-81-8)
- 4-Hydroxy-N-methylbenzenesulfonamide (CAS 3077-61-0)
- 5-Amino-2-butyryl-1,2,4-thiadiazol-3(2H)-one (CAS 220966-99-4)
- (2,4-Dimethylphenyl)(phenyl)methanol (CAS 67135-97-1)
- Atomoxetine Impurity 13 (CAS 60960-88-5)
- 2-[2-(dimethylamino)ethoxy]-5-fluorobenzonitrile (CAS 1405023-08-6)
- Ethanamine, 2-[(2-methoxyphenyl)sulfonyl]- 1250489-67-8 A1-04286 (CAS 1250489-67-8)
- Ethyl 2-(tert-butyl)pyrimidine-5-carboxylate (CAS 648423-76-1)
- 1-(2-(Isopentylthio)phenyl)ethan-1-ol (CAS 1443335-98-5)
- n'-Hydroxycyclobutanecarboximidamide (CAS 99623-08-2)
- 7-(4-Hydroxybutoxy)quinolin-2(1H)-one (CAS 1008531-47-2)
- Thiophene-2-carboxylic anhydride (CAS 25569-97-5)
- Rac1 Inhibitor F56, control peptide (CAS 1315378-77-8)
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