6-Nitrothieno[3,2-b]pyridin-7(4H)-one CAS 905735-40-2
| CAS No. | 905735-40-2 |
| Molecular Formula | C7H4N2O3S |
| Molecular Weight | 196.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 6-Nitrothieno[3,2-b]pyridin-7(4H)-one 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.
CATO supplies 6-Nitrothieno[3,2-b]pyridin-7(4H)-one (CAS 905735-40-2), a certified reference material (molecular formula C7H4N2O3S, MW 196.18 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H4N2O3S, 6-Nitrothieno[3,2-b]pyridin-7(4H)-one contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 196.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4N2O3S |
| Molecular Weight | 196.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Nitrothieno Standards
- 7-Nitrothieno[3,2-b]pyridine 4-oxide (CAS 104273-28-1)
- 4-Nitrothieno[2,3-b]pyridine 7-oxide (CAS 25557-51-1)
- 2-Nitrothieno[2,3-b]pyridin-3-amine (CAS 52505-49-4)
- 6-Nitrothieno[2,3-d]pyrimidin-4-ol (CAS 56844-41-8)
- 7-Nitrothieno[3,2-b]pyridine (CAS 104273-31-6)
- 3-Nitrothieno[2,3-c]pyridine (CAS 28783-28-0)
- 3-Nitrothieno[3,2-b]pyridine (CAS 26579-59-9)
Recommended Standards
- 6-Nitrobenzo[d]thiazol-2(3H)-one (CAS 28620-12-4)
- 7-Fluoro-6-nitro-1,2,3,4-tetrahydroisoquinoline (CAS 912878-83-2)
- 6-Fluorochroman-2-carboxylic acid (CAS 99199-60-7)
- 7-Fluoro-8-hydroxy-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 2226905-06-0)
- 1-((4-Chlorophenyl)sulfonyl)-N'-(3-(trifluoromethyl)benzoyl)piperidine-4-carbohydrazide (CAS 477872-86-9)
- 2-(Tert-butyl) 5-ethyl 8-oxo-2,7-diazaspiro[3.5]Nonane-2,5-dicarboxylate (CAS 2225141-75-1)
- 1-(2-Oxopyrrolidin-1-yl)cyclopropane-1-carboxylic acid (CAS 67118-33-6)
- 6-Chloro-3-iodo-1-tetrahydropyran-2-yl-pyrazolo[3,4-b]pyrazine (CAS 2215028-64-9)
- Abrocitinib Impurity 16 DiHBr (CAS 1622903-42-7)
- 3-Chloro-N-cyano-5-(trifluoromethyl)-pyridine-2-carboxamidine (CAS 1432056-51-3)
- tert-butyl trans-4-(2-tert-butoxycarbonylhydrazino)-3-fluoro-piperidine-1-carboxylate (CAS 2758114-09-7)
- 6-Bromo-7-nitro-1,4-dihydroquinoxaline-2,3-dione (CAS 115581-82-3)
- 2-((2-Oxo-2-(p-tolyl)ethyl)thio)-3-phenyl-6-(trifluoromethyl)pyrimidin-4(3H)-one (CAS 866049-79-8)
- Tau Peptide (298-312) trifluoroacetate salt (CAS 330456-47-8)
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 18665070610 / Nicole.chen@cato-chem.com