4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride CAS 1185293-10-0
| CAS No. | 1185293-10-0 |
| Molecular Formula | C9H16N4S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 248.77 g/mol gives 4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride (CAS 1185293-10-0), molecular formula C9H16N4SHCl and molecular weight 248.77 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H16N4SHCl, 4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride contains a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 248.77 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
CATO manufactures 4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride 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 | C9H16N4S HCl |
| Molecular Weight | 248.77 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 4-(Methylthio)-1H-pyrazolo[3,4-d]pyrimidin-6-ol (CAS 100047-41-4)
- 2-(Methylthio)-N-(2-(4-nitrophenoxy)ethyl)thiazolo[4,5-d]pyrimidin-7-amine (CAS 1000574-56-0)
- 4-Methyl-3-(methylthio)-7-nitro-4H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1000575-87-0)
- 3-(Methylthio)-4-phenyl-4H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1000577-38-7)
- 5-Methyl-2-(methylthio)pyrimidine (CAS 100114-24-7)
- 6-benzyl-2-(methylthio)pyrimidin-4(3H)-one (CAS 100142-46-9)
- 2-(Methylthio)-5,6-dihydropyrimidin-4(1H)-one (CAS 100185-53-3)
- 4-(methylthio)-6-(tributylstannyl)pyrimidine (CAS 1002719-56-3)
Recommended Standards
- 2-Iodoterephthalic acid (CAS 1829-22-7)
- rel-(3R,4R)-tert-Butyl 3-methyl-4-(methylamino)pyrrolidine-1-carboxylate (CAS 2727885-15-4)
- (E)-2,5-diphenyl-3-(4-styrylphenyl)-2H-tetrazol-3-ium chloride (CAS 24387-36-8)
- 6-Chloro-5-methylnicotinaldehyde (CAS 176433-43-5)
- N-cyclooctylfuran-2-carboxamide (CAS 326914-97-0)
- 2-Chloro-5-((methylthio)methyl)pyrimidine (CAS 37795-43-0)
- 1-(3-((1-Ethyl-1H-imidazol-2-yl)methoxy)phenyl)ethan-1-one (CAS 1285421-30-8)
- methyl 3-fluoro-7-methyl-imidazo[1,2-a]pyridine-2-carboxylate (CAS 695224-86-3)
- L-Glutamic acid, 4-(2-naphthalenylmethyl)-, (4R)- (CAS 207497-67-4)
- Neuropeptide FF (CAS 99566-27-5)
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