2-Amino-5-((4-amino-3-sulfophenyl)(4-imino-3-sulfocyclohexa-2,5-dien-1-ylidene)methyl)-3-methylbenzenesulfonic acid CAS 19379-19-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19379-19-2 |
| Molecular Formula | C20H19N3O9S3 |
| Molecular Weight | 541.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Amino-5-((4-amino-3-sulfophenyl)(4-imino-3-sulfocyclohexa-2,5-dien-1-ylidene)methyl)-3-methylbenzenesulfonic acid (CAS 19379-19-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H19N3O9S3. Molecular weight: 541.57 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C20H19N3O9S3 |
| Molecular Weight | 541.57 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 3 |
Related Amino Standards
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- N-(6-Amino-3-benzyl-2,4-dioxo-1-phenyl-1,2,3,4-tetrahydropyrimidin-5-yl)-3,5-dibutyl-4-hydroxybenzamide (CAS 176370-49-3)
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Recommended Standards
- Cefminox Impurity 9 (CAS CATO-C4X-19269)
- Tegoprazan Impurity 18 (CAS 942485-42-9)
- Cefminox Impurity 22 (CAS CATO-C4X-192622)
- tert-Butyl 4-(2-chloronicotinoyl)-3-methylpiperazine-1-carboxylate (CAS 1353980-43-4)
- 2-Amino-3-(4-methyl-1,2,5-oxadiazol-3-yl)propanoic acid (CAS 1046052-21-4)
- 2-Hydroxy-3-nitro-5-(trifluoromethyl)pyridine (CAS 33252-64-1)
- N'-(Piperidine-1-carboximidoyl)piperidine-1-carboximidamide (CAS 1513873-32-9)
- 2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hex-5-enoic acid (CAS 193223-97-1)
- Drospirenone (CAS 67392-87-4)
- Fibrinopeptide A (human) (CAS 25422-31-5)
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