1,5-Bis-(3,4-Dimethoxyphenyl)-3-Pentadienone CAS 38552-39-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 38552-39-5 |
| Molecular Formula | C21H22O5 |
| Molecular Weight | 354.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,5-Bis-(3,4-Dimethoxyphenyl)-3-Pentadienone (CAS 38552-39-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H22O5. Molecular weight: 354.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H22O5 |
| Molecular Weight | 354.40 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.) | 1968 |
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Recommended Standards
- 1,5-Bis((3-hydroxypropyl)amino)anthracene-9,10-dione (CAS 95618-38-5)
- 1-[(13S,17R)-11,15-Dioxa-16-azatetracyclo[8.7.0.0^{2,7}.0^{13,17}]heptadeca-1(10),2(7),3,5,8-pentaen-16-yl]-2-(morpholin-4-yl)ethan-1-one (CAS 317833-28-6)
- 1,4-Diamino-2-((6-hydroxyhexyl)oxy)anthracene-9,10-dione (CAS 95618-39-6)
- 3-Ethoxy-4-methylisoxazole-5-carbonitrile (CAS 194286-84-5)
- (2R)-2-[(2-iodo-3-methylphenyl)formamido]propanoic acid (CAS 1604308-75-9)
- 6-Cyano-2-(difluoromethyl)-5-iodopyridine-3-sulfonamide (CAS 1806860-61-6)
- 2-Pyridinemethanamine,6-amino-(9CI) (CAS 167298-54-6)
- 2-(Tert-butoxy)acetimidamide (CAS 802847-00-3)
- CAY10443 (CAS 582314-48-5)
- Acetyl-Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 2022956-56-3)
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