Spiro[3H-2-benzopyran-3,5’(3’aH)-[1,3]dioxolo[4,5-g]isoquinoline], 1,4,7’,8’-tetrahydro-7,8-dimethoxy-6’-methyl- CAS 87264-55-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87264-55-9 |
| Molecular Formula | C21H23NO5 |
| Molecular Weight | 369.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Spiro[3H-2-benzopyran-3,5’(3’aH)-[1,3]dioxolo[4,5-g]isoquinoline], 1,4,7’,8’-tetrahydro-7,8-dimethoxy-6’-methyl- (CAS 87264-55-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H23NO5. Molecular weight: 369.41 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H23NO5 |
| Molecular Weight | 369.41 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 1 |
Related Spiro Standards
- SPIRO[1,3-DIOXOLANE-2,9’-[9H]FLUORENE]-4,5-DICARBOXYLIC ACID DIETHYL ESTER (CAS 129178-60-5)
- Spiro[fluorene-9,9'-xanthene]-3',6'-diol (CAS 4081-00-9)
- Spiro[fluorene-9,9'-xanthen]-2-ylboronic acid (CAS 1799644-51-1)
- Spiro[fluorene-9,9'-xanthen]-4-ylboronic acid (CAS 2244281-69-2)
- SPiro[1,3-dioxolane-2,3′-[1,2,4]metheno[3H]cyclobuta[cd]pentalen]-5′(1′H)-one, 2′,5′a-dibromohexahydro- (CAS 25867-84-9)
- Spiro[fluorene-9,9'-xanthene]-2',7'-dicarbonitrile (CAS 152480-82-5)
- Spiro[benzo[c]fluorene-7,9'-xanthene] (CAS 1639407-50-3)
- 2-((1'H-Spiro[cyclohexane-1,2'-quinazolin]-4'-yl)thio)-N-(3-fluorophenyl)acetamide (CAS 893787-58-1)
Recommended Standards
- Sceleratine (CAS 6190-25-6)
- Tenellin (CAS 53823-15-7)
- p-Nitrophenyl 2-Acetamido-2-deoxy-α-D-galactopyranoside (CAS 50645-66-4)
- 5-Iodo-1-methylpyrimidin-2(1H)-one (CAS 1823887-71-3)
- 2,6-Dichloro-3-(propane-2-sulfonyl)benzoic acid (CAS 1094393-84-6)
- Duloxetine Impurity 37 (CAS CATO-C4X-133637)
- Ethyl 4-amino-5-bromonicotinate (CAS 1240595-43-0)
- 5-Iodo-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde (CAS 1346447-36-6)
- 4-Methylphenyl 5-bromopyridin-2-ylcarbamate (CAS 1984037-66-2)
- [Tyr15] Fibrinopeptide B, human (CAS 125455-56-3)
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