5-Nitropyridine-2(1H)-thione CAS 2127-09-5
| CAS No. | 2127-09-5 |
| Molecular Formula | C5H4N2O2S |
| Molecular Weight | 156.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Nitropyridine-2(1H)-thione (CAS 2127-09-5), a certified reference material (molecular formula C5H4N2O2S, MW 156.16 g/mol) for analytical method development and quality control.
Structurally, 5-Nitropyridine-2(1H)-thione (C5H4N2O2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 156.16 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 5-Nitropyridine-2(1H)-thione 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 | C5H4N2O2S |
| Molecular Weight | 156.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Nitropyridine Standards
- 3-Nitropyridine-4(1h)-thione (CAS 98382-93-5)
- 3-Nitropyridine-2,4-diamine (CAS 24501-21-1)
- 3-Nitropyridine-2,6-Diamine (CAS 3346-63-2)
- 5-Nitropyridine-2,4-diamine (CAS 2586-99-4)
- 6-Nitropyridine-2,3-diamine (CAS 856851-24-6)
- 4-Methyl-2-nitropyridine-1-oxide (CAS 100047-40-3)
- 2-Methyl-3-nitropyridine N-oxide (CAS 5236-76-0)
- 3-Methyl-4-nitropyridine <I>N</I>-oxide (CAS 1074-98-2)
Recommended Standards
- 5-Fluoro-6-methoxy-2-methylpyridin-3-amine (CAS 2572662-58-7)
- 6-(1-Fluoro-1-methyl-ethyl)-3H-pyrimidin-4-one (CAS 240414-09-9)
- 5-Fluoro-3-methoxybenzene-1,2-diamine (CAS 873662-28-3)
- 6-Ethoxy-5-fluoropyridin-3-amine (CAS 886372-67-4)
- 4-Methoxy-3-(1,3,4-oxadiazol-2-yl)benzenesulfonyl chloride (CAS 1384430-05-0)
- 4-Amino-3-ethynylbenzoic acid (CAS 1260796-10-8)
- (S)-2-(3-fluoro-4-(trifluoromethoxy)phenyl)pyrrolidine (CAS 1213874-96-4)
- n,n-Dimethylpyrrolidine-3-sulfonamide (CAS 1206969-17-6)
- 3-Ethyl-1-phenyl-5-(1H-pyrrol-1-yl)-1H-pyrazole-4-carbonitrile (CAS 1242898-81-2)
- (S)-Benzyl (1-(2-chloroacetyl)pyrrolidin-3-yl)(isopropyl)carbamate (CAS 1353993-40-4)
- Revefenacin impurity 105 (CAS CATO-C4X-2031105)
- Ethyl 5-amino-4-chloro-2-nitrobenzoate (CAS 2208821-82-1)
- N-methyl-1-(2-morpholino-5-(trifluoromethyl)phenyl)methanamine (CAS 886851-52-1)
- Liraglutide Impurity 14 TFA Salt (CAS CATO-C4X-199214)
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