Pyrido[2,3-b]pyrazine-8-carbaldehyde CAS 933716-73-5
| CAS No. | 933716-73-5 |
| Molecular Formula | C8H5N3O |
| Molecular Weight | 159.14 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 Pyrido[2,3-b]pyrazine-8-carbaldehyde.
CATO supplies Pyrido[2,3-b]pyrazine-8-carbaldehyde (CAS 933716-73-5), a certified reference material (molecular formula C8H5N3O, MW 159.14 g/mol) for analytical method development and quality control.
Structurally, Pyrido[2,3-b]pyrazine-8-carbaldehyde (C8H5N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 159.14 g/mol, it falls into the medium-molecular-weight range. 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), Pyrido[2,3-b]pyrazine-8-carbaldehyde 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 | C8H5N3O |
| Molecular Weight | 159.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Pyrido Standards
- Pyrido[2,3-b]pyrazine-6-carbaldehyde (CAS 874279-16-0)
- (4aH-Pyrido[1,2-c]pyrimidin-4-yl)methanamine (CAS 1632286-15-7)
- pyrido[2,3-d]pyrimidin-4-amine (CAS 37538-65-1)
- 2H-Pyrido[4,3-b][1,4]oxazin-3(4H)-one (CAS 102226-40-4)
- 1H-Pyrido[2,3-b][1,4]oxazin-2(3H)-one (CAS 136742-83-1)
- Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 21038-66-4)
- Pyrido[2,3-d]pyridazine-8(7H)-thione (CAS 15370-74-8)
- pyrido[1,2-a]pyrimidin-4-one (CAS 23443-10-9)
Recommended Standards
- Pyrrolidine-1,2-dicarboxylic acid (CAS 5626-63-1)
- methyl cis-4-hydroxy-5-oxo-pyrrolidine-2-carboxylate (CAS 51163-88-3)
- Pyrrolidine-2,4-dicarboxylic acid (CAS 99319-03-6)
- L-trans-Pyrrolidine-2,4-dicarboxylic acid (CAS 64769-66-0)
- 3-bromo-1,1-difluoro-propane (CAS 461-49-4)
- (5-Fluoropyrimidin-4-yl)boronic acid (CAS 1439366-12-7)
- 1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperidin-2-one (CAS 2223043-44-3)
- Mosapride Impurity 72 (CAS CATO-C4X-104472)
- [1,3]diazino[4,5-d]pyrimidine-2,4,7-triamine (CAS 19148-44-8)
- N-(3-fluoro-4-methylphenyl)piperidin-4-amine (CAS 886506-54-3)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(pyridin-3-ylmethyl)-1H-pyrrole-2-carboxamide (CAS 338397-65-2)
- 2-chloro-6-fluoro-3H-pyrrolo[2,1-f][1,2,4]triazin-4-one (CAS 2306269-84-9)
- 5-(3,4-Dimethoxyphenyl)furan-2-carboxylic Acid (CAS 1432061-01-2)
- Tau Peptide (294-305) (human) trifluoroacetate salt (CAS 1428135-29-8)
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