(6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)acetic acid CAS 1158405-49-2
| CAS No. | 1158405-49-2 |
| Molecular Formula | C10H7N5O3 |
| Molecular Weight | 245.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 245.19 g/mol gives (6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)acetic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)acetic acid (CAS 1158405-49-2), molecular formula C10H7N5O3 and molecular weight 245.19 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of (6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)acetic acid (C10H7N5O3) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), (6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)acetic acid 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 | C10H7N5O3 |
| Molecular Weight | 245.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 5 |
Related Oxopyrazolo Standards
- (6-Oxopyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-7(6H)-yl)acetic acid (CAS 148191-55-3)
- 3-(6-Oxopyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-7(6H)-yl)propanoic acid (CAS 148191-56-4)
- 3-(6-Oxopyrazolo[5,1-c]pyrido[4,3-e][1,2,4]triazin-7(6H)-yl)propanoic acid (CAS 1208758-14-8)
- ethyl (4-oxopyrazolo[1,5-d][1,2,4]triazin-5(4H)-yl)acetate (CAS 1011371-03-1)
- 2-(4-oxopyraZolo[1,5-d][1,2,4]triazin-5(4h)-yl)acetohydrazide (CAS 938001-18-4)
- 2-(2-Methyl-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)acetic acid (CAS 1564622-21-4)
- 3-(4-Oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)propanoic acid (CAS 1566119-40-1)
- 2-(4-Oxopyrazolo[1,5-a]pyrazin-5(4H)-yl)acetic acid (CAS 1564870-55-8)
Recommended Standards
- (6-Oxopyrido[3,4-e][1,2,4]triazolo-[1,5-a]pyrimidin-7(6H)-yl)acetic acid (CAS 1030456-82-6)
- 2-(5-Nitrofuran-2-yl)-1H-benzo[d]imidazol-7-ol (CAS 1202677-99-3)
- Methyl 4-(1,1-difluoroethyl)-2-nitrobenzoate (CAS 912575-27-0)
- 5-(Furan-2-yl)-N-(isoxazol-4-yl)isoxazole-3-carboxamide (CAS 1396673-26-9)
- 3-Methyl-7-(3-methylbenzyl)-8-(propylthio)-3,7-dihydro-1H-purine-2,6-dione (CAS 303973-40-2)
- 2-(Quinolin-2-yl)-1-(3-(trifluoromethyl)phenyl)ethan-1-ol (CAS 502625-52-7)
- (S)-1-(3,5-Bis(trifluoromethyl)phenyl)-3-(pyrrolidin-2-ylmethyl)thiourea (CAS 904928-30-9)
- 6-Acetyl-4-methylpicolinic acid (CAS 1393567-96-8)
- Upadacitinib Impurity 40 (CAS CATO-C4X-240540)
- (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-((((2-chlorobenzyl)oxy)carbonyl)amino)pentanoic acid (CAS 198561-86-3)
- tert-butyl (2R)-2-(aminomethyl)azetidine-1-carboxylate (CAS 887626-82-6)
- ethyl 2-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyridine-8-carboxylate (CAS 1005475-46-6)
- 2-(Phenylthio)-1-(tetrahydrofuran-3-yl)ethan-1-one (CAS 1498627-60-3)
- Semaglutide impurity 106 (CAS CATO-C4X-2226106)
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