5,7-Dihydroxy-3-(4-hydroxyphenyl)-8-(3-methylbut-2-en-1-yl)-4H-chromen-4-one CAS 104691-86-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 104691-86-3 |
| Molecular Formula | C20H18O5 |
| Molecular Weight | 338.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,7-Dihydroxy-3-(4-hydroxyphenyl)-8-(3-methylbut-2-en-1-yl)-4H-chromen-4-one (CAS 104691-86-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C20H18O5. Molecular weight: 338.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H18O5 |
| Molecular Weight | 338.35 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
Related Dihydroxy Standards
- (S)-5,7-Dihydroxy-2-(4-hydroxy-3-(3-methylbut-2-en-1-yl)phenyl)chroman-4-one (CAS 119240-82-3)
- 5,7-Dihydroxy-3-(4-hydroxy-3-(3-methylbut-2-en-1-yl)phenyl)-4H-chromen-4-one (CAS 68436-47-5)
- 14,15-Dihydroxy-5,8,10,12-eicosatetraenoic Acid (CAS 77667-09-5)
- (E)-2-(3,4-Dihydroxy-5-methoxystyryl)-8-hydroxyquinoline-7-carbaldehyde (CAS 1263287-73-5)
- 2,4-Dihydroxy-6-tridecylbenzoic Acid (CAS 62071-09-4)
- 5,12-Dihydroxy-6,8,10,14-Eicosatetraenoic Acid (CAS 73151-67-4)
- 2,5-dihydroxy-3,6-bis(4-hydroxyphenyl)cyclohexa-2,5-diene-1,4-dione (CAS 519-67-5)
- 5,7-Dihydroxy-2',2'-dimethyl-2'H,4H-[3,6'-bichromen]-4-one (CAS 121747-89-5)
Recommended Standards
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- 1,6-Dimethanesulfonate-D-mannitol (CAS 1187-00-4)
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- 3-Iodo-1-methyl-1H-pyrazol-5-amine hydrochloride (CAS 2680527-79-9)
- 3-Cyclopropyl-5,6,7,8-tetrahydropyrido[4,3-e][1,2,4]triazine (CAS 741737-39-3)
- (<I>S</I>)-(+)-1-[(<I>R</I>)-2-(diphenylphosphine)ferrocene]ethyldicyclohexylphosphine (CAS 162291-02-3)
- 1-(3-Chloro-2-methylphenyl)-3-(4,6-dimethylpyrimidin-2-yl)guanidine (CAS 1306739-70-7)
- 1-((4-Chloro-2-methylphenoxy)methyl)-1h-pyrazole-3-carboxylic acid (CAS 1004193-09-2)
- 2-Chloro-5-(difluoromethyl)-6-fluoropyridin-3-ol (CAS 1806921-53-8)
- Tau Peptide (337-368) (Repeat 4 Domain) trifluoroacetate salt (CAS 330456-27-4)
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