5-Nitro-2-(phenylthio)benzoic acid CAS 6345-67-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6345-67-1 |
| Molecular Formula | C13H9NO4S |
| Molecular Weight | 275.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Nitro-2-(phenylthio)benzoic acid (CAS 6345-67-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H9NO4S. Molecular weight: 275.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H9NO4S |
| Molecular Weight | 275.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Nitro Standards
- 3-Nitro-2-(phenylsulfanyl)benzoic acid (CAS 13421-12-0)
- 3-Nitro-4-(phenylsulfanyl)benzoic acid (CAS 37531-36-5)
- 1-(4-Nitro-benzyl)-1H-pyrazole-4-carboxylic acid ethyl ester (CAS 1197233-25-2)
- 2-Methyl-6-nitro-2-(phenoxymethyl)-2,3-dihydroimidazo[2,1-b]oxazole (CAS 923013-53-0)
- 4-((5-Methyl-3-nitro-1h-pyrazol-1-yl)methyl)benzohydrazide (CAS 383892-07-7)
- 4-Nitro-p-terphenyl (CAS 10355-53-0)
- 1-(3-Methyl-6-nitro-1H-indazol-1-yl)hexan-1-one (CAS 62235-23-8)
- 5'-Nitro-1,1':3',1''-terphenyl (CAS 87666-58-8)
Recommended Standards
- 5-Methoxy-2-(5-nitrothiophen-2-yl)benzofuran (CAS 89266-50-2)
- 8-Fluoro-3-(piperazine-1-carbonyl)quinolin-4(1H)-one (CAS 604773-25-3)
- 5-(N-(2-Hydroxyethyl)sulfamoyl)-2-methoxybenzoic acid (CAS 326907-68-0)
- 2-(4-(Pyrrolidin-1-ylsulfonyl)phenyl)ethan-1-amine hydrochloride (CAS 1224170-51-7)
- 6-amino-7-hydroxy-benzofuran-2-carboxylic acid (CAS 258828-57-8)
- Methyl 4-(2-oxoethyl)cyclohexane-1-carboxylate (CAS 1779506-65-8)
- 1-bromo-2-cyclopropoxy-3-fluorobenzene (CAS 1243454-24-1)
- Melphalan Impurity 20 (CAS 97338-02-8)
- (4R,4′R)-2,2′-[2-Bromo-5-(1,1-dimethylethyl)-1,3-phenylene]bis[4,5-dihydro-4-phenyloxazole] (CAS 1056696-58-2)
- Cholecystokinin Octapeptide (1-4) (desulfated) (CAS 80790-40-5)
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