| CAS No. | 6358-29-8 |
| Molecular Formula | C32H26N4O8S2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 681.69 g/mol gives Direct Fast Red 3BDISCONTINUED. Please see H297035 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Direct Fast Red 3BDISCONTINUED. Please see H297035 (CAS 6358-29-8) is a high-purity analytical reference standard with the molecular formula C32H26N4O8S2Na and a molecular weight of 681.69 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, Direct Fast Red 3BDISCONTINUED. Please see H297035 is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 681.69 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), Direct Fast Red 3BDISCONTINUED. Please see H297035 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.
| Molecular Formula | C32H26N4O8S2 2*Na |
| Molecular Weight | 681.69 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |