Benzo[c][1,2,5]thiadiazole-4,7-diamine CAS 19951-39-4
| CAS No. | 19951-39-4 |
| Molecular Formula | C6H6N4S |
| Molecular Weight | 166.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Benzo[c][1,2,5]thiadiazole-4,7-diamine (CAS 19951-39-4), molecular formula C6H6N4S and molecular weight 166.20 g/mol, is a CATO reference standard with documented purity and traceability.
Benzo[c][1,2,5]thiadiazole-4,7-diamine (C6H6N4S) contains a nitrile group, sulfur-containing functionality, an aromatic ring system. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), Benzo[c][1,2,5]thiadiazole-4,7-diamine 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 | C6H6N4S |
| Molecular Weight | 166.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Benzo Standards
- Benzo[c][1,2,5]thiadiazol-4-ylmethanol (CAS 16406-00-1)
- (1H-Benzo[d]imidazol-2-yl)sulfanol (CAS 72255-31-3)
- Benzo[b]thiophene-5,6-diol (CAS 874507-80-9)
- Benzo[c][1,2,5]thiadiazol-5-ylmethanol (CAS 89795-51-7)
- 2-(Benzo[d][1,3]dioxol-5-yl)ethan-1-ol (CAS 6006-82-2)
- Benzo[b]thiophene-2(3H)-thione (CAS 1006386-88-4)
- Benzo[b]thiophene-3-thiol (CAS 17402-89-0)
- Benzo[b]thiophene-2-thiol (CAS 30214-04-1)
Recommended Standards
- Benzothiophene 1,1-Dioxide (CAS 825-44-5)
- Eethyl 5-ethynylthiophene-3-carboxylate (CAS 216444-07-4)
- 8-Fluoro-2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepine (CAS 620948-83-6)
- Ethyl Methylsulfonylacetate (CAS 4455-15-6)
- 4,4-Difluoropiperidine-3-carboxylic acid (CAS 1303973-15-0)
- 5-Chloropyrimidin-2(1H)-one hydrochloride (CAS 42748-90-3)
- Ethyl 4-hydroxy-5,6-dihydro-2H-pyran-3-carboxylate (CAS 879715-16-9)
- 2-(Difluoromethyl)-3-hydroxy-5-nitropyridine-4-acetic acid (CAS 1805617-30-4)
- N-((3aR,5s,6aS)-octahydrocyclopenta[c]pyrrol-5-yl)acetamide (CAS 1326805-42-8)
- 4-Carbamoyl-3-fluorophenylboronic Acid (CAS 874288-39-8)
- (S)-3-Methylpyrrolidin-3-amine (CAS 1630097-20-9)
- N-(2,4-Difluorophenyl)-6-(propylsulfanyl)pyridine-3-carboxamide (CAS 339030-43-2)
- (S)-1-benzyl-5-(hydroxymethyl)pyrrolidin-2-one (CAS 125629-91-6)
- Staphylococcus Aureus Protein A (SpA)-Derived Peptide (H-2228.0005) (CAS 144979-26-0)
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 18665070610 / Nicole.chen@cato-chem.com