Benzo[k]tetraphen-4-ol CAS 1421-81-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1421-81-4 |
| Molecular Formula | C22H14O |
| Molecular Weight | 294.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Benzo[k]tetraphen-4-ol (CAS 1421-81-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C22H14O. Molecular weight: 294.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H14O |
| Molecular Weight | 294.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Benzo Standards
- 4-((1H-Benzo[d][1,2,3]triazol-1-yl)(phenyl)methyl)morpholine (CAS 120803-36-3)
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(3-hydroxy-4,4-dimethylpentyl)urea (CAS 1396814-35-9)
- 5-(4-(Benzo[d]thiazol-2-yl)phenyl)-1,3,4-oxadiazol-2-amine (CAS 1706454-16-1)
- 5-(3-(Benzo[d]thiazol-2-yl)phenyl)-1,3,4-oxadiazol-2-amine (CAS 1706454-21-8)
- 3-(1h-Benzo[d]imidazol-2-yl)-1-(4-fluorophenyl)-2,5-dihydro-1h-pyrrol-2-amine (CAS 459137-97-4)
- 3-(Benzo[d]thiazol-2-yldiazenyl)-1H-indol-2-ol (CAS 95060-32-5)
- 4-(Benzo[d]thiazol-2(3H)-ylidene)-2-phenyloxazol-5(4H)-one (CAS 919201-81-3)
- Benzo[1,2-d:3,4-d':5,6-d'']tris(thiazole)-2,5,8-triamine (CAS 92403-27-5)
Recommended Standards
- 3-Methoxypropyl Z-L-Alaninamide (CAS 1420804-56-3)
- 5-Amino-1-phenyl-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran]-2-one (CAS 1422068-78-7)
- LMK 235 (CAS 1418033-25-6)
- Total Cyanides In Water (CAS CATO-CCRM106058)
- 5-(Chloromethyl)-3-isopentyl-1,2,4-oxadiazole (CAS 529510-32-5)
- 3-(3,4-Dimethoxybenzenesulfonyl)-7-hydroxy-2H-chromen-2-one (CAS 866347-90-2)
- 1-Bromo-2-cyclopropyl-3-fluoro-5-(methoxymethoxy)benzene (CAS 2883770-94-1)
- 3-Hydroxy-2-methylpentanal (CAS 615-30-5)
- 6-Methyl-1H-pyrrolo[2,3-b]pyridine-4-carboxylic acid (CAS 1638763-82-2)
- Semaglutide impurity 22(OtBu-Ste-γGlu(OtBu)-AEEA-AEEA-OH) (CAS 1118767-16-0)
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