1-((4-Chloro-2-nitrophenyl)sulfonyl)-1H-pyrrole CAS 51144-97-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51144-97-9 |
| Molecular Formula | C10H7ClN2O4S |
| Molecular Weight | 286.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-((4-Chloro-2-nitrophenyl)sulfonyl)-1H-pyrrole (CAS 51144-97-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H7ClN2O4S. Molecular weight: 286.69 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H7ClN2O4S |
| Molecular Weight | 286.69 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 7-Chloro-5-(2-fluorophenyl)-2H-benzo[e][1,4]diazepin-2-one (CAS 1086396-84-0)
- N-(3-chloro-5-fluorobenzyl)-3-hydroxy-2-oxopyrrolidine-3-carboxamide (CAS 1464843-35-3)
- 1-((2-Chloro-5-nitrophenyl)sulfonyl)-1H-pyrrole (CAS 173908-09-3)
- [3-(2-Chloro-4-fluorobenzyl)-2-oxoimidazolidin-1-yl]acetic acid (CAS 896683-45-7)
- Ethyl 5-chloro-7-nitrobenzo[d]thiazole-2-carboxylate (CAS 40160-47-2)
- 3-Chloro-N-(3-methylphenyl)-5-(trifluoromethyl)-2-pyridinamine (CAS 1219957-76-2)
- 1220030-47-6 3-Chloro-N-(2-methylphenyl)-5-(trifluoromethyl)-2-pyridinamine (CAS 1220030-47-6)
- 3-Chloro-N-(4-methylphenyl)-5-(trifluoromethyl)-2-pyridinamine (CAS 1220038-45-8)
Recommended Standards
- 2-hydroxy-3-carboxy-naphtalene-1-sulfoÂnylchloride (CAS 63460-69-5)
- (S)-N-(3-chloro-5-fluorobenzyl)-3-hydroxy-2-oxopyrrolidine-3-carboxamide (CAS 2059084-25-0)
- 5-((3-Chloropropyl)sulfinyl)-1,1,1,2,2-pentafluoropentane (CAS 240121-79-3)
- Ethyl 4-(4-chloro-3-nitrophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate (CAS 478261-59-5)
- 1,1,2,2-tetrafluoro-3-(1-methylethenyldioxy)propane 1,1,2,2-tetrakis(fluoranyl)-3-prop-1-en-2-ylperoxy-propane 45102-52-1 A826716 (CAS 45102-52-1)
- 2-Amino-1-(2-((isopropyl(methyl)amino)methyl)piperidin-1-yl)ethanone (CAS 1353970-42-9)
- 2-(3-(4-Fluorobenzyl)bicyclo[1.1.1]pentan-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2826263-59-4)
- Z-Ala-Glu-Val-DL-Asp-fluoromethylketone (CAS 419543-05-8)
- 1-(Benzenesulfonyl)-4-[(4-phenylpiperazin-1-yl)methyl]piperidin-4-ol (CAS 478041-57-5)
- Semaglutide Impurity 165 (CAS CATO-C4X-2226165)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com