8-Chloro-3-(cyclopropylmethyl)-[1,2,4]triazolo[4,3-a]pyrazine CAS 1343718-12-6
| CAS No. | 1343718-12-6 |
| Molecular Formula | C9H9ClN4 |
| Molecular Weight | 208.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 8-Chloro-3-(cyclopropylmethyl)-[1,2,4]triazolo[4,3-a]pyrazine (CAS 1343718-12-6), a certified reference material (molecular formula C9H9ClN4, MW 208.65 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H9ClN4, 8-Chloro-3-(cyclopropylmethyl)-[1,2,4]triazolo[4,3-a]pyrazine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 208.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 8-Chloro-3-(cyclopropylmethyl)-[1,2,4]triazolo[4,3-a]pyrazine 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 | C9H9ClN4 |
| Molecular Weight | 208.65 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 6-Chloro-3-cyclobutyl-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1094292-72-4)
- 6-Chloro-3-(2-methylcyclopropyl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1094292-73-5)
- 2-Chloro-6-(3,5-dimethyl-1H-pyrazol-1-yl)pyrazine (CAS 1133082-92-4)
- 5-Chloro-6-cyclopropyl-2H-pyrazolo[3,4-b]pyridin-3-amine (CAS 1135283-22-5)
- 2-Chloro-5-methyl-4-(1-methyl-1H-pyrazol-5-yl)pyrimidine (CAS 1202986-04-6)
- 3-Chloro-6-methyl-4-(1-methyl-1h-imidazol-2-yl)pyridazine (CAS 1209062-25-8)
- 3-Chloro-6-(4,5-dimethyl-1H-imidazol-1-yl)pyridazine (CAS 1248926-89-7)
- 4-Chloro-3-(1-methyl-1h-1,2,4-triazol-5-yl)aniline (CAS 1249590-54-2)
Recommended Standards
- 3-Chloro-6-(1h-imidazol-1-yl)-4,5-dimethylpyridazine (CAS 1343243-33-3)
- 1-(3-Chlorobenzyl)-1h-1,2,3-triazol-4-amine (CAS 1443285-76-4)
- 2-Chloro-4-(4-methyl-4H-1,2,4-triazol-3-yl)aniline (CAS 1341922-98-2)
- 1-(2-Chlorobenzyl)-1h-1,2,3-triazol-4-amine (CAS 1443286-25-6)
- 5-Bromopyrrolo[2,1-f][1,2,4]triazin-4-amine (CAS 937047-47-7)
- 1-((1-Cyclohexyl-1H-tetrazol-5-yl)methyl)-3-(2-fluorophenyl)urea (CAS 921110-54-5)
- 2-Propenoic acid, 2-methyl-, methyl ester, polymer with butyl 2-propenoate and 2-propenenitrile (CAS 27340-76-7)
- Hexanaldimethylacetal (CAS 1599-47-9)
- 1,2,3,4-Tetrahydroacridin-4-ol (CAS 26625-27-4)
- Ethyl 3-aminocyclobutane-1-carboxylate (CAS 74307-73-6)
- 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, 1,3,5-tri-2-propen-1-yl-, polymer with 1,3-butadiene (CAS 105030-48-6)
- (o-Nitrophenyl)pyruvic Acid 2-Oxime (CAS 27878-36-0)
- Suzetrigine Impurity 30 (CAS CATO-C4X-336930)
- Semaglutide impurity 69 (CAS CATO-C4X-222669)
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