Ethyl 4-chloro-7-methylpyrazolo[1,5-a][1,3,5]triazine-2-carboxylate CAS 2365243-36-1
| CAS No. | 2365243-36-1 |
| Molecular Formula | C9H9ClN4O2 |
| Molecular Weight | 240.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Ethyl 4-chloro-7-methylpyrazolo[1,5-a][1,3,5]triazine-2-carboxylate is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Ethyl 4-chloro-7-methylpyrazolo[1,5-a][1,3,5]triazine-2-carboxylate (CAS 2365243-36-1) is a high-purity analytical reference standard with the molecular formula C9H9ClN4O2 and a molecular weight of 240.65 g/mol.
Structurally, Ethyl 4-chloro-7-methylpyrazolo[1,5-a][1,3,5]triazine-2-carboxylate (C9H9ClN4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. 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 240.65 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Ethyl 4-chloro-7-methylpyrazolo[1,5-a][1,3,5]triazine-2-carboxylate 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 | C9H9ClN4O2 |
| Molecular Weight | 240.65 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- 4-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}butanoic acid (CAS 1146291-11-3)
- 5-(2-chloro-3,4-dimethoxyphenyl)-2H-1,2,3,4-tetrazole (CAS 1630742-73-2)
- 4-Chloro-8-(2-methoxyethyl)pteridin-7(8H)-one (CAS 1708401-38-0)
- 4-Chloro-8-isopropylpteridine-6,7(5H,8H)-dione (CAS 1774904-44-7)
- 2-Chloro-7-isopropyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylic acid (CAS 2768158-28-5)
- 5-((4-Chloro-1h-pyrazol-1-yl)methyl)furan-2-carbohydrazide (CAS 381169-19-3)
- 5-Chloro-6-phenylpyrazine-2,3-dicarbonitrile (CAS 72111-65-0)
- 5-Chloro-7-methoxy-1-(oxetan-3-yl)-1H-pyrazolo[4,3-d]pyrimidine (CAS 2445846-40-0)
Recommended Standards
- Ethyl 2-(7-chloro-1H-pyrazolo[4,3-d]pyrimidin-1-yl)acetate (CAS 923283-31-2)
- Methyl 3-amino-6-chloro-5-(prop-2-ynylamino)pyrazine-2-carboxylate (CAS 27314-83-6)
- Ethyl 2-(6-chloro-9H-purin-9-yl)acetate (CAS 56791-59-4)
- Tizanidine impurity 17 (CAS CATO-C4X-144517)
- 4-tert-Butyl-3-methylbenzophenone (CAS 55709-37-0)
- (2-Oxo-2H-[1,2'-bipyridin]-6'-yl)boronic acid (CAS 1310405-02-7)
- Tri-i-propyltin chloride, min. 98% (CAS 14101-95-2)
- 3-Chloro-2-methyl-N-(thiophen-3-ylmethyl)aniline (CAS 1019535-48-8)
- Furan-2-yl(furan-3-yl)methanone (CAS 37066-20-9)
- tert-butyl N-(3-hydroxy-1-methyl-cyclopentyl)carbamate (CAS 1780760-71-5)
- Ethyl 3-benzyl-5-methyl-9-oxo-3-azabicyclo[3.3.1]Nonane-1-carboxylate (CAS 780699-79-8)
- (4,5-Difluoro-2-methylphenyl)methanol (CAS 1378624-91-9)
- 1-(Thiazolo[5,4-b]pyridin-2-yl)piperidine-3-carboxylic acid (CAS 950312-57-9)
- [Glu]17-Liraglutide (CAS CATO-C4X-199236)
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