4-(4-Tert-butylphenyl)-4-hydroxybutanoic acid CAS 89224-21-5
| CAS No. | 89224-21-5 |
| Molecular Formula | C14H20O3 |
| Molecular Weight | 236.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-(4-Tert-butylphenyl)-4-hydroxybutanoic acid.
CATO supplies 4-(4-Tert-butylphenyl)-4-hydroxybutanoic acid (CAS 89224-21-5), a certified reference material (molecular formula C14H20O3, MW 236.31 g/mol) for analytical method development and quality control.
Structurally, 4-(4-Tert-butylphenyl)-4-hydroxybutanoic acid (C14H20O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 236.31 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-(4-Tert-butylphenyl)-4-hydroxybutanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H20O3 |
| Molecular Weight | 236.31 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
Related Tert Standards
- 3-{[(4-tert-butylphenyl)methyl]amino}propanoic acid (CAS 926210-23-3)
- 2-[(4-tert-butylphenyl)formamido]acetic acid (CAS 87015-91-6)
- 5-(4-Tert-butylphenyl)pentanoic acid (CAS 101100-63-4)
- 1-(4-Butylphenyl)-1H-1,2,3,4-tetrazole-5-thiol (CAS 135965-07-0)
- (4-Butylphenyl)(phenyl)methanone (CAS 55363-57-0)
- 4-(4-n-Butylphenyl)-4-oxobutyric acid (CAS 72271-71-7)
- 4-(4-tert-Butylphenyl)-2,2-dimethyl-4-oxobutyric acid (CAS 951893-65-5)
- 4-(4-Tert-butylphenyl)-4-oxobutanoic acid (CAS 35288-08-5)
Recommended Standards
- 4-(4-Tert-butylphenoxy)butanoic acid (CAS 87411-30-1)
- 4-(Diethylamino)-N-(2-hydroxyethyl)benzamide (CAS 325721-65-1)
- 4-(4-fluorophenyl)-5-propylthiazol-2-amine (CAS 915923-78-3)
- 4-(Hexyloxy)-3-methoxybenzaldehyde (CAS 61096-84-2)
- S-(2-Benzoyl-4,5-dimethoxyphenyl) dimethylcarbamothioate (CAS 1332584-18-5)
- Dodecyl Arachidate (CAS 42232-82-6)
- n-(Sec-butyl)-3-ethoxyaniline (CAS 1184119-44-5)
- 3,5-Dimethyl-1-(4-methylbenzenesulfonyl)-4-(4,4,5,5-tetramethyl-1,3,2-Dioxaborolan-2-yl)-1H-indazole (CAS 1421252-90-5)
- 4-Chloro-3-iodo-2,6-dimethylpyridine (CAS 111079-36-8)
- 2-[2-(3-Oxobutyl)]-4-{4-[4-(4-hydroxyphenyl)-piperazin-1-yl]-phenyl}-2,4-dihydro-[1,2,4-triazol-3-one (CAS 112559-69-0)
- 4-Hydroxy-3,4-dihydro-2H-thieno[2,3-e][1,2]thiazine 1,1-dioxide (CAS 1030422-61-7)
- Semaglutide Impurity 82 (CAS CATO-C4X-222682)
- 1-(4-Formylphenyl)-1H-indole-5-carboxylic acid (CAS 201036-31-9)
- Tau Peptide (273-284) trifluoroacetate salt (CAS 1663490-91-2)
Why CATO?
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