4,4'-(1,4-Phenylene)bis(butan-1-ol) CAS 21240-37-9
| CAS No. | 21240-37-9 |
| Molecular Formula | C14H22O2 |
| Molecular Weight | 222.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4,4'-(1,4-Phenylene)bis(butan-1-ol) is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 4,4'-(1,4-Phenylene)bis(butan-1-ol) (CAS 21240-37-9), a certified reference material (molecular formula C14H22O2, MW 222.32 g/mol) for analytical method development and quality control.
4,4'-(1,4-Phenylene)bis(butan-1-ol) (C14H22O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4,4'-(1,4-Phenylene)bis(butan-1-ol) under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C14H22O2 |
| Molecular Weight | 222.32 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Phenylene Standards
- 1,4-Phenylene dipropionate (CAS 7402-28-0)
- 2,2'-(1,3-Phenylene)bis(N-hydroxyacetimidamide) (CAS 885966-18-7)
- 1,1'-(5-Methyl-1,3-phenylene)bis(1H-imidazole) (CAS 1398410-73-5)
- 1,1'-(1,4-Phenylene)bis(2,2-dihydroxyethan-1-one) (CAS 48160-61-8)
- 1,4-Phenylene diacrylate (CAS 6729-79-9)
- 1,1'-(1,3-Phenylene)bis-1H-1,2,4-triazole-15N4 (CAS 1329836-75-0)
- 2-Acetyl-1,3-phenylene diacetate (CAS 144152-28-3)
- 4-Acetyl-1,2-phenylene diacetate (CAS 72712-21-1)
Recommended Standards
- 4-(tert-Butoxy)-2-(tert-butyl)phenol (CAS 2467-52-9)
- 4,6-Di-tert-butylbenzene-1,3-diol (CAS 5374-06-1)
- 4-(Adamantan-1-yl)butanoic acid (CAS 6240-17-1)
- 4-[(1R)-1,5-Dimethyl-4-hexen-1-yl]-6-hydroxy-2-cycloehexen-1-one (CAS 915235-16-4)
- Diisopropyl 1-(4-acetylphenyl)-1H-pyrazole-3,4-dicarboxylate (CAS 853407-27-9)
- 4-(3-Methyl-2,5-dioxo-pyrrolidin-1-yl)-benzoic acid (CAS 157928-79-5)
- 2-Ethoxy-6-methylpyrimidin-4-ol (CAS 55996-04-8)
- N-{[4-(Chloromethyl)-1,3-thiazol-2-yl]methyl}-N,N-dimethylamine (CAS 140176-73-4)
- Clobazam EP Impurity E (CAS 75524-13-9)
- n-(3-Aminophenyl)thiophene-2-carboxamide (CAS 39880-85-8)
- N,N'-(3-fluoro-4-methyl-8-oxo-5,6,7,8-tetrahydronaphthalene-1,7-diyl)diacetamide (CAS 143655-70-3)
- 2-(Trifluoromethyl)-7-azaspiro[3.5]nonan-2-ol (CAS 1251922-79-8)
- Entacapone JP Impurity C (CAS CATO-C4X-162937)
- Tirzepatide Impurity 37 (CAS CATO-C4X-324037)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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