4-Chloro-3-[(3-methylpiperidin-1-yl)sulfonyl]benzoic acid CAS 721418-04-8
| CAS No. | 721418-04-8 |
| Molecular Formula | C13H16ClNO4S |
| Molecular Weight | 317.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-3-[(3-methylpiperidin-1-yl)sulfonyl]benzoic acid (CAS 721418-04-8), molecular formula C13H16ClNO4S and molecular weight 317.79 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Chloro-3-[(3-methylpiperidin-1-yl)sulfonyl]benzoic acid (C13H16ClNO4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 317.79 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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-Chloro-3-[(3-methylpiperidin-1-yl)sulfonyl]benzoic acid 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 | C13H16ClNO4S |
| Molecular Weight | 317.79 g/mol |
| 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; 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.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- N-(4-chloro-2-fluorophenyl)-1-phenylcyclopentane-1-carboxamide (CAS 1023531-97-6)
- N-(2-Chloro-4-fluorophenyl)-1-phenylcyclopentane-1-carboxamide (CAS 1023867-57-3)
- 3-Chloro-6-methoxy-N-phenylbenzo[b]thiophene-2-carboxamide (CAS 113424-98-9)
- 1-[2-Chloro-5-methyl-4-(methylsulfonyl)phenyl]-pyrrolidine-2-carboxylic acid (CAS 1188371-30-3)
- (3S)-1-(3-Chloro-2-methylbenzenesulfonyl)piperidine-3-carboxylic acid (CAS 1212582-76-7)
- ((4-Chloro-2,5-dimethylphenyl)sulfonyl)-l-proline (CAS 345637-80-1)
- (2-Chloro-4-fluorophenyl)(3-(pyrrolidin-1-ylmethyl)phenyl)methanone (CAS 898770-70-2)
- (3-Chloro-5-fluorophenyl)(3-(pyrrolidin-1-ylmethyl)phenyl)methanone (CAS 898770-72-4)
Recommended Standards
- 4-Chloro-2-fluoro-3-pyrrolidinomethyl benzophenone (CAS 898770-74-6)
- 4-Chloro-3-[(hexahydro-1H-azepin-1-yl)sulfonyl]benzoic acid (CAS 328032-91-3)
- 4-(4-Chlorophenyl)-5-(3-methoxyphenyl)-4h-1,2,4-triazole-3-thiol (CAS 731826-99-6)
- 4-Chloro-3-fluoro-3-pyrrolidinomethyl benzophenone (CAS 898770-54-2)
- 4-(4-Ethyl-3,5-dimethyl-1H-pyrazol-1-yl)benzoic acid (CAS 957312-77-5)
- Hydrazine hemisulfate (CAS 13464-80-7)
- 4-((4-(2-Methoxyethyl)-4h-1,2,4-triazol-3-yl)methyl)piperidine (CAS 1507957-10-9)
- Calcium methoxyethoxide（20% in methoxyethanol） (CAS 28099-67-4)
- Cyclosporin AM 9 (CAS 89270-25-7)
- 3-Amino-pyridine-2-carbothioic acid amide (CAS 42242-12-6)
- Ethyl 4-benzylpiperidine-4-carboxylate (CAS 874440-85-4)
- Cyclohept-4-en-1-one (CAS 19686-79-4)
- 5-Hydroxymethyl-2-methoxyphenylboronic acid (CAS 1137339-94-6)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
Why CATO?
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