3-Nitro-2-pyridinethiol 3-nitropyridine-2-thiol 38240-29-8 A26264 CAS 38240-29-8
| CAS No. | 38240-29-8 |
| Molecular Formula | C5H10N2O2S |
| Molecular Weight | 162.21 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 3-Nitro-2-pyridinethiol 3-nitropyridine-2-thiol 38240-29-8 A26264.
CATO supplies 3-Nitro-2-pyridinethiol 3-nitropyridine-2-thiol 38240-29-8 A26264 (CAS 38240-29-8), a certified reference material (molecular formula C5H10N2O2S, MW 162.21 g/mol) for analytical method development and quality control.
3-Nitro-2-pyridinethiol 3-nitropyridine-2-thiol 38240-29-8 A26264 (C5H10N2O2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), 3-Nitro-2-pyridinethiol 3-nitropyridine-2-thiol 38240-29-8 A26264 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H10N2O2S |
| Molecular Weight | 162.21 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 | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Nitro Standards
- 2-Nitro-1H-indole (CAS 193686-70-3)
- 3-Nitro-1H-indole (CAS 4770-03-0)
- 6-Nitro-3H-indole (CAS 791032-94-5)
- 7-Nitro-1H-indole (CAS 6960-42-5)
- 3-NITRO-VALINE (CAS 170454-20-3)
- 4-nitro-1,2,5-oxadiazole-3-carboxylic acid (CAS 159014-11-6)
- 6-Nitro-1H-pyrrolo[3,2-c]pyridine (CAS 1000342-77-7)
- 5-Nitro-1H-pyrrolo[2,3-β]pyridine (CAS 101083-92-5)
Recommended Standards
- 26182-60-5 Sulfuric acid, monoethenyl ester, potassium salt (1:1), homopolymer Sulfuric acid, monoethenyl ester, potassium salt, homopolymer Sulfuric acid, monovinyl ester, potassium salt, homopolymer (CAS 26182-60-5)
- 58759-02-7 5-(3-Thienyl)pyrimidine MFCD01859998 (CAS 58759-02-7)
- Tetrahydro-2H-thiopyran-4-carbaldehyde 1,1-dioxide (CAS 494210-61-6)
- Captopril EP Impurity G (CAS 33325-40-5)
- Ethyl 6-methyl-4-oxopiperidine-2-carboxylate (CAS 1822574-53-7)
- N-(3-amino-4-fluorophenyl)-2-(4-ethylpiperazin-1-yl)acetamide dihydrochloride (CAS 1427379-71-2)
- N-(4-benzhydrylpiperazine-1-carbonothioyl)-2,6-difluorobenzamide (CAS 1023494-95-2)
- tert-butyl (2S)-2-(3-amino-1-methyl-pyrrolidin-2-yl)piperidine-1-carboxylate (CAS 2351417-44-0)
- alpha-Hederin (CAS 27013-91-8)
- 4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)morpholine (CAS 485799-04-0)
- (S)-3-Aminoazetidin-2-one acetate (CAS 113791-14-3)
- exo-N,N-Dimethyl-3-azabicyclo[3.1.0]hexan-6-amine (CAS 845626-22-4)
- Isobutyl heptanoate (CAS 7779-80-8)
- Des-Ser39-Tirzepatide (CAS CATO-CPTD788936)
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