Pyrazolo[1,5-a]pyridine-2,3-diamine CAS 136873-28-4
| CAS No. | 136873-28-4 |
| Molecular Formula | C7H8N4 |
| Molecular Weight | 148.17 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.
Pyrazolo[1,5-a]pyridine-2,3-diamine (CAS 136873-28-4) is a high-purity analytical reference standard with the molecular formula C7H8N4 and a molecular weight of 148.17 g/mol.
Pyrazolo[1,5-a]pyridine-2,3-diamine (C7H8N4) contains a nitrile group, an aromatic ring system. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), Pyrazolo[1,5-a]pyridine-2,3-diamine 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 | C7H8N4 |
| Molecular Weight | 148.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 4 |
Related Pyrazolo Standards
- (1H-Pyrazolo[4,3-b]pyridin-5-yl)methanamine (CAS 1260666-18-9)
- (1H-Pyrazolo[4,3-β]pyridin-6-yl)methanamine (CAS 1260666-23-6)
- (1H-pyrazolo[3,4-b]pyridin-4-yl)methanamine (CAS 935466-91-4)
- (1H-Pyrazolo[3,4-c]pyridin-5-yl)methanamine (CAS 744187-03-9)
- {pyrazolo[1,5-a]pyrimidin-6-yl}methanamine (CAS 933722-68-0)
- Pyrazolo[1,5-a]pyridine-3,4-diamine (CAS 340961-88-8)
- Pyrazolo[1,5-a]pyridine-3,5-diamine (CAS 340961-91-3)
- Pyrazolo[1,5-a]pyridine-3,6-diamine (CAS 340961-81-1)
Recommended Standards
- 1-ethylpyrazolo[4,3-d]pyrimidine (CAS 1357143-38-4)
- 2-Methylimidazo[1,2-a]pyrimidin-3-amine (CAS 1369366-39-1)
- Imidazo[1,5-a]pyrazine-8-methanamine (CAS 1352889-99-6)
- [1,2,4]Triazolo[1,5-a]pyridin-2-ylmethanamine (CAS 1369412-53-2)
- (7-Bromo-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)(4-chlorophenyl)methanone (CAS 175136-39-7)
- 1,3-Bis(5-bromo-4-chlorothiophen-2-yl)-5,7-bis(2-ethylhexyl)-4H,8H-benzo[1,2-c:4,5-c']dithiophene-4,8-dione (CAS 2252247-83-7)
- 4-Fluoro-2,5-dimethoxyphenol (CAS 1208078-31-2)
- 1,2-Dichloro-4-(2-nitrovinyl)benzene (CAS 18984-16-2)
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- TAK 715 (CAS 303162-79-0)
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- Mycalolide B (CAS 122752-21-0)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
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