3H-Imidazo[4,5-c]pyridin-4(5H)-one, 97% CAS 3243-24-1
| CAS No. | 3243-24-1 |
| Molecular Formula | C6H5N3O |
| Molecular Weight | 135.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3H-Imidazo[4,5-c]pyridin-4(5H)-one, 97%.
3H-Imidazo[4,5-c]pyridin-4(5H)-one, 97% (CAS 3243-24-1), molecular formula C6H5N3O and molecular weight 135.12 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3H-Imidazo[4,5-c]pyridin-4(5H)-one, 97% (C6H5N3O) contains an amide group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 135.12 g/mol, it falls into the low-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
As a certified reference material (CRM), 3H-Imidazo[4,5-c]pyridin-4(5H)-one, 97% 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 | C6H5N3O |
| Molecular Weight | 135.12 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.) | 1957 |
| Nitrogen Atoms | 3 |
Related H Standards
- 3H-Imidazo[4,5-b]pyridin-6-ol (CAS 1023815-26-0)
- 3H-IMIDAZO[4,5-B]PYRIDINE 4-OXIDE (CAS 1177661-37-8)
- Imidazo[1,2-a]pyrimidin-3-ol (CAS 150359-30-1)
- 4H-Imidazo[4,5-c]pyridin-4-one (CAS 1554461-43-6)
- 1H-Imidazo[4,5-b]pyridin-1-ol (CAS 1823935-19-8)
- 3H-imidazo[4,5-b]pyridin-3-ol (CAS 185839-74-1)
- 1H-Imidazo[1,2-b]pyrazole-1-carbaldehyde (CAS 188998-04-1)
- 1H-Imidazo[4,5-b]pyridine 4-oxide (CAS 6863-46-3)
Recommended Standards
- 3H-Imidazo[4,5-b]pyridin-7-ol (CAS 860259-49-0)
- 3H-Imidazo[4,5-c]pyridine, 5-oxide (CAS 91184-02-0)
- 3,4-Dihydroimidazo[4,5-b]pyridin-5-one (CAS 28279-48-3)
- 3-Methoxypyrazine-2-carbonitrile (CAS 75018-05-2)
- γ-Asarone (CAS 5353-15-1)
- 2-(4-(4-(3,4-Dimethoxyphenyl)-5-methyl-1H-pyrazol-3-yl)-3-hydroxyphenoxy)acetohydrazide (CAS 1095524-58-5)
- 3,5-Dichloro-2-methoxypyridine (CAS 13472-58-7)
- 1,2-Bis(4-fluorophenyl)ethyne (CAS 5216-31-9)
- CPhos Pd G3 (CAS 1447963-73-6)
- Methyl 2-ethylbenzoate (CAS 50604-01-8)
- (1-cyclopropylethenyl)cyclopropane (CAS 822-93-5)
- Azidocyclohexane (CAS 19573-22-9)
- 1,3,5-Trichloro-2-(difluoromethoxy)benzene (CAS 1261457-01-5)
- 30003-72-6 insulin chain b oxidized (CAS 30003-72-6)
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