4-Iodo-5-nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine CAS 1245646-63-2
| CAS No. | 1245646-63-2 |
| Molecular Formula | C13H8IN3O4S |
| Molecular Weight | 429.19 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-Iodo-5-nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine.
CATO supplies 4-Iodo-5-nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1245646-63-2), a certified reference material (molecular formula C13H8IN3O4S, MW 429.19 g/mol) for analytical method development and quality control.
Structurally, 4-Iodo-5-nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (C13H8IN3O4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 429.19 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 4-Iodo-5-nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine 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 | C13H8IN3O4S |
| Molecular Weight | 429.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Iodo Standards
- 2-Iodo-5-nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1186501-78-9)
- 2-Iodo-4-nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1227268-92-9)
- 2-Iodo-3-nitro-1-(phenylsulfonyl)-1H-pyrrolo[3,2-c]pyridine (CAS 1227270-94-1)
- 2-Iodo-4-nitrophenol (CAS 89487-91-2)
- N-(4-iodo-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pivalamide (CAS 2390149-54-7)
- 3-Iodo-5-methoxy-1-(4-methylbenzenesulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 945256-30-4)
- 5-Iodo-3-nitro-6-(4-nitrophenethoxy)pyridin-2-amine (CAS 927186-53-6)
- 2-Iodo-1-(phenylsulfonyl)-1H-pyrrolo[3,2-b]pyridine-5-carboxylic acid (CAS 1260383-06-9)
Recommended Standards
- ((2R,3R,4R,5R)-5-(6-Amino-9H-purin-9-yl)-4-fluoro-3-hydroxytetrahydrofuran-2-yl)methyl trihydrogen diphosphate (CAS 68357-16-4)
- Ethyl 3-amino-6-(4-bromophenyl)-4-(trifluoromethyl)furo[2,3-b]pyridine-2-carboxylate (CAS 477320-34-6)
- N-(3-(6-iodoimidazo[1,2-a]pyridin-2-yl)phenyl)furan-2-carboxamide (CAS 439110-79-9)
- N-(4-fluorophenyl)-2-(4-formyl-2-iodo-6-methoxyphenoxy)acetamide (CAS 552854-23-6)
- 3-(4-Benzylpiperazine-1-carbonyl)-2,2-dimethylcyclopropane-1-carboxylic acid (CAS 1142214-95-6)
- (2R,4R)-6-Chloro-4-hydroxychroman-2-carboxylic acid (CAS 2529544-53-2)
- 2-((4-Chlorophenyl)thio)ethan-1-amine (CAS 36155-35-8)
- 1-(4-(Ethylamino)piperidin-1-yl)ethanone (CAS 88535-88-0)
- n-(5-Chloro-2-hydroxyphenyl)piperidine-4-carboxamide hydrochloride (CAS 1423027-20-6)
- 2-Chloro-6,7-dimethoxy-N-(2-morpholinoethyl)quinazolin-4-amine (CAS 938524-57-3)
- 5-Isopropyl-4,5-dihydro-1H-pyrido[2,3-b][1,4]diazepin-2(3H)-one (CAS 1508417-61-5)
- 1-Benzyl-5-chloro-3-methyl-6-phenylpyrazin-2(1H)-one (CAS 173199-87-6)
- 2-(Chloromethyl)-4-(difluoromethyl)-3-fluoro-5-hydroxypyridine (CAS 1806964-59-9)
- Insulin B (22-25) (CAS 34367-73-2)
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