5,6-Diaminonaphthalene-1-sulfonamide hydrochloride CAS 1049752-75-1
| CAS No. | 1049752-75-1 |
| Molecular Formula | C10H11N3O2S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The molecular framework of 5,6-Diaminonaphthalene-1-sulfonamide hydrochloride (C10H11N3O2SHCl) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 5,6-Diaminonaphthalene-1-sulfonamide hydrochloride (CAS 1049752-75-1), a certified reference material (molecular formula C10H11N3O2SHCl, MW 273.74 g/mol) for analytical method development and quality control.
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), 5,6-Diaminonaphthalene-1-sulfonamide hydrochloride 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 | C10H11N3O2S HCl |
| Molecular Weight | 273.74 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Diaminonaphthalene Standards
- 1,5-Diaminonaphthalene-d6 (CAS 1346598-98-8)
- 2,3-Diaminonaphthalene-1,4-dione (CAS 13755-95-8)
- Sodium 5,6-diaminonaphthalene-1,3-disulfonate (CAS 155618-38-5)
- 1,5-Diaminonaphthalene (CAS 2243-62-1)
- 1,6-Diaminonaphthalene (CAS 2243-63-2)
- 1,7-Diaminonaphthalene (CAS 2243-64-3)
- 1,3-Diaminonaphthalene (CAS 24824-28-0)
- Potassium 5,6-diaminonaphthalene-1,3-disulfonate (CAS 307495-30-3)
Recommended Standards
- 3-[(Ethylamino)methyl]phenol (CAS 91239-98-4)
- 2-[(2-Anilino-2-oxoethyl)amino]-N-phenylacetamide (CAS 5408-28-6)
- 3,3-Difluoro-2,2,6,6-tetramethylpiperidin-4-one (CAS 1542224-31-6)
- 1-(2,6-Dibromopyridin-4-yl)thiourea (CAS 1160787-09-6)
- [2-(3-phenyl-1H-pyrazol-1-yl)ethyl]amine,HCl (CAS 1197237-20-9)
- (E)-3-Benzylideneindolin-2-one (CAS 23782-37-8)
- Ethyl 4-iodo-1,6-dimethyl-1H-pyrrolo[2,3-b]pyridine-5-carboxylate (CAS 1537883-72-9)
- 2-Chloro-1-[(4-methylbenzene)sulfonyl]-1H-pyrrole (CAS 1821332-27-7)
- Clindamycin Phosphas Impurity 116 (CAS CATO-C4X-1341116)
- Insulin Degludec Impurity 27 (CAS CATO-C4X-215727)
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