Phthalazine-5-carbaldehyde CAS 1781708-97-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1781708-97-1 |
| Molecular Formula | C9H6N2O |
| Molecular Weight | 158.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Phthalazine-5-carbaldehyde (CAS 1781708-97-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H6N2O. Molecular weight: 158.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H6N2O |
| Molecular Weight | 158.16 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.) | 1994 |
| Nitrogen Atoms | 2 |
Related Phthalazine Standards
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- Phthalazine-5-carbonitrile (CAS 1891253-75-0)
- Phthalazine-1-carbonitrile (CAS 7694-81-7)
- Phthalazine-6-carbonitrile (CAS 551935-82-1)
- Phthalazine-6,7-diol (CAS 150256-28-3)
- Phthalazine-1(2H)-thione (CAS 16015-46-6)
Recommended Standards
- 4,5-Diamino-1-(2-hydroxyethyl)-1H-pyrazol-3(2H)-one (CAS 175700-82-0)
- 2-Methyl-2H-benzo[d][1,2,3]triazole-5-carbonitrile (CAS 1785088-27-8)
- 1-(2-hydroxyethyl)-1,2,3,6-tetrahydropyridazine-3,6-dione (CAS 17285-14-2)
- (2-Nitrophenyl)methanesulfonyl Chloride (CAS 24974-75-2)
- 3-(Aminomethyl)-5-hydroxy-N-methylbenzamide (CAS 1243311-25-2)
- Dimethyl 5,6-dichloropyrazine-2,3-dicarboxylate (CAS 51421-70-6)
- Methyl 2-amino-4-(3,4-dichlorophenyl)-5-methylthiophene-3-carboxylate (CAS 862653-11-0)
- 2,5-D (CAS 582-54-7)
- Methyl 5-fluoro-2-hydroxy-3-nitrobenzoate (CAS 880160-63-4)
- Biotinyl-CBP501 Affinity Peptide trifluoroacetate salt (CAS 2022956-39-2)
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