3-Nitronaphthalene-1,5-disulfonic acid CAS 117-86-2
| CAS No. | 117-86-2 |
| Molecular Formula | C10H7NO8S2 |
| Molecular Weight | 333.29 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-Nitronaphthalene-1,5-disulfonic acid.
3-Nitronaphthalene-1,5-disulfonic acid (CAS 117-86-2) is a high-purity analytical reference standard with the molecular formula C10H7NO8S2 and a molecular weight of 333.29 g/mol.
Based on its molecular formula C10H7NO8S2, 3-Nitronaphthalene-1,5-disulfonic acid contains a carbohydrate-derived structure, an amide group, a sulfone group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 333.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-Nitronaphthalene-1,5-disulfonic acid 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 | C10H7NO8S2 |
| Molecular Weight | 333.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Nitronaphthalene Standards
- 4-Nitronaphthalene-2,6-dicarboxylic acid (CAS 1638156-89-4)
- 5-Nitronaphthalene-1-sulfonyl fluoride (CAS 108045-25-6)
- 5-Nitronaphthalene-1-sulfonic acid (CAS 17521-00-5)
- 8-Nitronaphthalene-1,3,5-trisulfonic acid (CAS 66620-35-7)
- 8-Nitronaphthalene-1,3,6-trisulfonic acid (CAS 38267-31-1)
- 4-Nitronaphthalene-1-acetic Acid (CAS 89278-25-1)
- methyl 1-nitronaphthalene-2-carboxylate (CAS 78508-71-1)
- 3-nitronaphthalene-1-carboxylic acid (CAS 4507-84-0)
Recommended Standards
- 2-[4-(difluoromethyl)-3-methyl-6-oxo-1-phenyl-1h,6h,7h-pyrazolo[3,4-b]pyridin-7-yl]acetic acid (CAS 1018052-39-5)
- 2-Pentafluoroethyloxymethyl-piperidine-1-carboxylic acid tert-butyl ester (CAS 1208080-53-8)
- 6-[4-(difluoromethoxy)phenyl]-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1011399-85-1)
- 1,4-Bis(chloromethyl)-2-((2-ethylhexyl)oxy)-5-methoxybenzene (CAS 146370-52-7)
- 4-(Aminomethyl)-6-(difluoromethyl)-3-iodopicolinaldehyde (CAS 1805424-08-1)
- Trimethyl(octadecyloxy)silane (CAS 18748-98-6)
- (4aR,7aR)-6-Methyloctahydropyrrolo[3,4-b][1,4]oxazine (CAS 1932524-85-0)
- 2-Bromo-1-(1,1,1,3,3,3-hexafluoropropan-2-yloxy)-4-(trifluoromethyl)benzene (CAS 1774897-70-9)
- 3-Amino-1-[(4-methylphenyl)methyl]-1,2-dihydropyridin-2-one (CAS 917748-97-1)
- Trimethyl(naphthalen-1-ylethynyl)silane (CAS 104784-51-2)
- 1-(2-Chlorophenyl)prop-2-yn-1-one (CAS 3463-33-0)
- 2-(Methanesulfonylmethyl)morpholine hydrochloride (CAS 2126178-64-9)
- 1-(3-Isopropyl-1-methyl-1H-pyrazol-5-yl)-N-((1-methyl-1H-pyrazol-5-yl)methyl)methanamine hydrochloride (CAS 1856074-50-4)
- Serpent Peptide 2AcOH (CAS 823202-99-9(free base))
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