1-((3-Chlorophenyl)thio)-3-hydroxycyclobutane-1-carboxylic acid CAS 1464985-98-5
| CAS No. | 1464985-98-5 |
| Molecular Formula | C11H11ClO3S |
| Molecular Weight | 258.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-((3-Chlorophenyl)thio)-3-hydroxycyclobutane-1-carboxylic acid (CAS 1464985-98-5), molecular formula C11H11ClO3S and molecular weight 258.72 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H11ClO3S, 1-((3-Chlorophenyl)thio)-3-hydroxycyclobutane-1-carboxylic acid contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 258.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H11ClO3S |
| Molecular Weight | 258.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 1-((2-Chlorophenyl)thio)-3-hydroxycyclobutane-1-carboxylic acid (CAS 1484996-38-4)
- 1-((4-Chlorophenyl)sulfonyl)-2-methyl-4,5-dihydro-1H-imidazole (CAS 181481-30-1)
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- 3-(2-Chlorophenyl)-N-methylimidazo[1,2-a]pyrazin-8-amine (CAS 787591-03-1)
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- 5-((4-Chlorophenyl)amino)dihydropyrimidine-2,4(1H,3H)-dione (CAS 6340-68-7)
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Recommended Standards
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- Ethyl 2-((3-chloro-4-methylphenyl)thio)-2-oxoacetate (CAS 1443343-05-2)
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- 4''-Ethyl-2',4-difluoro-1,1':4',1''-terphenyl (CAS 132054-44-5)
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- D-Thr7-Tirzepatide (CAS CATO-CPTD788924)
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