3-(3,4-Dimethoxyphenyl)-6-(pyrrolidin-1-yl)-[1,2,4]triazolo[3,4-a]phthalazine CAS 87540-09-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87540-09-8 |
| Molecular Formula | C21H21N5O2 |
| Molecular Weight | 375.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(3,4-Dimethoxyphenyl)-6-(pyrrolidin-1-yl)-[1,2,4]triazolo[3,4-a]phthalazine (CAS 87540-09-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H21N5O2. Molecular weight: 375.42 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H21N5O2 |
| Molecular Weight | 375.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 5 |
Related Dimethoxyphenyl Standards
- 4-[(1E)-[(3,4-Dimethoxyphenyl)imino]methyl]phenyl 4-methylbenzoate (CAS 331460-64-1)
- 4-[(3,4-dimethoxyphenyl)methylidene]-1,2,3,4-tetrahydroacridine-9-carboxylic acid (CAS 379726-66-6)
- N-(2,4-Dimethoxyphenyl)-2-(1-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide (CAS 941905-16-4)
- N-(2,4-Dimethoxyphenyl)-3-(3-phenoxyphenyl)acrylamide (CAS 478258-23-0)
- 2-[({[2-(3,4-dimethoxyphenyl)ethyl]carbamoyl}methyl)sulfanyl]benzoic acid (CAS 850021-36-2)
- 3-[7-(2,4-Dimethoxyphenyl)-2,3,6,7-tetrahydro-1,4-thiazepin-5-yl]-4-hydroxy-6-methyl-2H-pyran-2-one (CAS 257292-29-8)
- 2-(3,4-Dimethoxyphenyl)-3-((4-fluorophenyl)amino)-1H-inden-1-one (CAS 1023878-38-7)
- 4-(3,4-Dimethoxyphenyl)-6-phenyl-2-(piperidin-1-yl)pyrimidine (CAS 5341-53-7)
Recommended Standards
- 3-(2-(Phenylsulfonamido)phenoxy)thiophene-2-carboxylic acid (CAS 900019-13-8)
- 3-(4-(Phenylsulfonamido)phenoxy)thiophene-2-carboxylic acid (CAS 882747-61-7)
- 2-Phenyl-2-[(phenylcarbamoyl)amino]ethyl N-phenylcarbamate (CAS 338963-03-4)
- S-4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl ethanethioate (CAS 2484920-02-5)
- O-(3,4-dichlorobenzyl)hydroxylamine hydrochloride (CAS 15256-10-7)
- Pelubiprofen (CAS 69956-77-0)
- 3,5-Di(1-pyrenyl)pyridine (CAS 1246467-58-2)
- 951888-07-6 Ethyl 7-(2,3,4-trimethoxyphenyl)-7-oxoheptanoate MFCD09801967 (CAS 951888-07-6)
- 2-Propyl-2-heptenal (CAS 34880-43-8)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com