3,3'-((1,2-Phenylenebis(azanediyl))bis(methaneylylidene))bis(pentane-2,4-dione) CAS 40895-08-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40895-08-7 |
| Molecular Formula | C18H20N2O4 |
| Molecular Weight | 328.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,3'-((1,2-Phenylenebis(azanediyl))bis(methaneylylidene))bis(pentane-2,4-dione) (CAS 40895-08-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H20N2O4. Molecular weight: 328.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H20N2O4 |
| Molecular Weight | 328.36 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 2 |
Related Phenylenebis Standards
- 4,4'-(1,4-Phenylenebis(sulfanediyl))dianiline (CAS 17619-11-3)
- 912852-16-5 4,4'-[1,3-Phenylenebis(oxy)]di(cyclohexa-1,3-dien-1-amine) DTXSID30699643 (CAS 912852-16-5)
- 4,4＇-(1,4-Phenylenebis(ethene-2,1-diyl))dibenzonitrile (CAS 13001-40-6)
- 4,4'-(1,4-Phenylenebis(ethyne-2,1-diyl))dibenzaldehyde (CAS 192188-70-8)
- 1,3-Phenylenebis((4-fluorophenyl)methanone) (CAS 108464-88-6)
- 2,2',2'',2'''-(1,4-Phenylenebis(azanetriyl))tetraacetic acid (CAS 1099-02-1)
- 2,2',2'',2'''-(1,2-Phenylenebis(azanetriyl))tetraacetic acid (CAS 40774-59-2)
- 2,2′-[1,4-Phenylenebis(methylidynenitrilo)]bis[phenol] (CAS 13060-68-9)
Recommended Standards
- 3-(6-Methoxynaphthalen-2-yl)-1-phenyl-1h-pyrazole-4-carbaldehyde (CAS 957354-89-1)
- 3,4-Di(furan-2-yl)-1-(pyridin-2-yl)-6,7-dihydro-5H-cyclopenta[c]pyridine (CAS 692729-84-3)
- 3-(5-(3-Nitrophenyl)furan-2-yl)-1-(piperidin-1-yl)propan-1-one (CAS 853329-95-0)
- 4-(1H-Imidazol-1-yl)benzene-1,2-diamine (CAS 131885-79-5)
- Methyl 2-(5,5-dimethylmorpholin-2-yl)acetate (CAS 889955-22-0)
- Topiramate Azidosulfate (CAS 106881-35-0)
- 4-Methyl-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-7-carbonitrile (CAS 912569-63-2)
- (2-Cyclopropoxy-5-methylphenyl)(methyl)sulfane (CAS 1243320-35-5)
- Benzyl (3-aminobicyclo[1.1.1]pentan-1-yl)carbamate (CAS 2165347-54-4)
- Semaglutide Impurity 13 (CAS CATO-C4X-222613)
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