4,4',5,5'-Tetra(pyridin-3-yl)-2,2'-bi(1,3-dithiolylidene) CAS 1356336-68-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1356336-68-9 |
| Molecular Formula | C26H16N4S4 |
| Molecular Weight | 512.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4',5,5'-Tetra(pyridin-3-yl)-2,2'-bi(1,3-dithiolylidene) (CAS 1356336-68-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H16N4S4. Molecular weight: 512.69 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C26H16N4S4 |
| Molecular Weight | 512.69 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 4 |
Related Tetra Standards
- 4,4',5,5'-Tetra(pyridin-4-yl)-2,2'-bi(1,3-dithiolylidene) (CAS 1581771-50-7)
- Mal-Tetra-EG-Osu (CAS 1151762-45-6)
- 1,3,6,8-Tetra(pyridin-4-yl)pyrene (CAS 1402429-80-4)
- 2-3-4-6-Tetra-O-pivaloyl-β-D-galactopyranosyl amine (CAS 108342-87-6)
- 2,3,4,6-TEtra-o-pivaloyl-d-glucopyranosyl amine (CAS 888963-33-5)
- 1-2-3-6-Tetra-O-pivaloyl-α-D-galactofuranoside (CAS 220017-49-2)
- 2-3-4-6-Tetra-O-pivaloyl-D-mannopyranosyl fluoride (CAS 187269-63-2)
- Methyl 4-7-8-9-tetra-O-acetyl-2-thio-N-acetyl-α-D-neuraminic acid methyl ester (CAS 116450-06-7)
Recommended Standards
- 3,11-Diketofusidic Acid (CAS 3482-38-0)
- 2,2'-((4-Cyanoisothiazole-3,5-diyl)bis(sulfanediyl))bis(N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide) (CAS 327168-06-9)
- Ciraparantag (CAS 1438492-26-2)
- 2-Amino-5-ethylthiophene-3-carbonitrile (CAS 635302-32-8)
- 1-(Pyrimidin-2-yl)pyrrolidin-3-amine (CAS 1239758-00-9)
- 5-Azidopentanoic Acid (CAS 79583-98-5)
- (2-(Dimethyl(4-(methylthio)phenyl)silyl)phenyl)methanol (CAS 1217863-50-7)
- (4-Hydroxypyrimidin-5-yl)boronic acid (CAS 2225176-51-0)
- 1H-Indazole-1-carbonitrile (CAS 893447-53-5)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
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 13829788188 / jacky.chen@cato-chem.com