2-(2-Chloro-4-nitrobenzenesulfonamido)acetic acid CAS 571155-31-2
| CAS No. | 571155-31-2 |
| Molecular Formula | C8H7ClN2O6S |
| Molecular Weight | 294.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 294.67 g/mol gives 2-(2-Chloro-4-nitrobenzenesulfonamido)acetic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(2-Chloro-4-nitrobenzenesulfonamido)acetic acid (CAS 571155-31-2), molecular formula C8H7ClN2O6S and molecular weight 294.67 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 2-(2-Chloro-4-nitrobenzenesulfonamido)acetic acid (C8H7ClN2O6S) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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 2-(2-Chloro-4-nitrobenzenesulfonamido)acetic 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 | C8H7ClN2O6S |
| Molecular Weight | 294.67 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.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-(4-Chloro-3-nitrobenzenesulfonamido)acetic acid (CAS 81473-65-6)
- 3-(5-Chloro-2-fluorobenzamido)pyrazine-2-carboxamide (CAS 936564-98-6)
- N-(3-chloro-4-fluorophenyl)-3-nitrobenzamide (CAS 346723-73-7)
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- 1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]pyrrolidine-2-carboxylic acid (CAS 1188435-80-4)
- 2-(4-Chloro-2-methoxyphenyl)-5,6-difluoro-1H-benzo[d]imidazole (CAS 1281980-66-2)
Recommended Standards
- methyl N-[4-(chlorosulfonyl)-2-nitrophenyl]carbamate (CAS 1601259-20-4)
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- 2-(Acetyloxy)-6-chloro-3-nitrobenzenesulfonamide (CAS 276702-18-2)
- Ethyl 2-chloro-2-{2-[2-(trifluoromethyl)phenyl]hydrazin-1-ylidene}acetate (CAS 35229-86-8)
- 1-(1-Carboxy-3-methylbutyl)-4,5-dimethyl-1h-imidazole 3-oxide (CAS 126263-09-0)
- 3,4-Dimethoxyfuran-2-carbonitrile (CAS 192571-81-6)
- 1-(1-Isobutyl-1H-pyrazol-4-yl)-N-((1-isopropyl-1H-pyrazol-5-yl)methyl)methanamine hydrochloride (CAS 1855952-80-5)
- N-(1-(Furan-2-yl)but-3-en-1-yl)-4-methylbenzenesulfonamide (CAS 148370-17-6)
- 1-(4-Chlorophenyl)-3,5-dimethyl-1H-pyrazole-4-carbaldehyde (CAS 54605-74-2)
- 2-Chloro-5-nitro-4-(2,2,2-trifluoroethoxy)pyrimidine (CAS 1699431-30-5)
- 4-Methoxy-3-(methylsulfonamido)phenylboronic Acid (CAS 879893-57-9)
- 2,6-Bis(trimethylsilyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide (CAS 2416166-99-7)
- 1-Ethyl-N-(5-methylisoxazol-3-yl)-1H-pyrazole-3-carboxamide (CAS 515848-59-6)
- Neuroendocrine Regulatory Peptide-4 (human, mouse, rat) (H-7266.1000) (CAS 922704-18-5)
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