1,5,7-Trimethoxyphenanthrene-2,6-diol CAS 118169-17-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 118169-17-8 |
| Molecular Formula | C17H16O5 |
| Molecular Weight | 300.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
1,5,7-Trimethoxyphenanthrene-2,6-diol (CAS 118169-17-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H16O5. Molecular weight: 300.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H16O5 |
| Molecular Weight | 300.31 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Recommended Standards
- 4,6-Dimethoxy-2-(4-methoxyphenyl)benzofuran-3(2H)-one (CAS 117828-33-8)
- 4-(4-Fluorophenyl)-4H-benzo[b][1,4]thiazine-2-carbonitrile 1,1-dioxide (CAS 1189445-00-8)
- 2-(3,4,5-Trimethoxyphenyl)benzo[d]oxazol-6-amine (CAS 1175899-22-5)
- Tert-butyl 4-((4-amino-2-fluorophenyl)(methyl)amino)piperidine-1-carboxylate (CAS 952285-83-5)
- 4-Bromo-3-isopropylbenzoic acid (CAS 741698-94-2)
- Ethyl 2-amino-5-((2-methoxyphenyl)carbamoyl)-4-methylthiophene-3-carboxylate (CAS 332867-79-5)
- 5,5'-(Selenophene-2,5-diyl)diisophthalic acid (CAS 2407852-69-9)
- 2-Chloro-1-(3-fluoropyridin-2-yl)ethan-1-one (CAS 1357946-75-8)
- 2-(Methylthio)-6-nitro-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 80773-00-8)
- Semaglutide impurity 68 (CAS CATO-C4X-222668)
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