3,7-Bis(4-nitrophenyl)-10H-phenothiazine CAS 1620912-35-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1620912-35-7 |
| Molecular Formula | C24H15N3O4S |
| Molecular Weight | 441.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,7-Bis(4-nitrophenyl)-10H-phenothiazine (CAS 1620912-35-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H15N3O4S. Molecular weight: 441.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H15N3O4S |
| Molecular Weight | 441.46 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) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Bis Standards
- (3E)-3-[2-(4-Nitrophenyl)hydrazin-1-ylidene]-1-{[3-(trifluoromethyl)phenyl]methyl}-2,3-dihydro-1H-indol-2-one (CAS 303984-87-4)
- 2,4,6-Tris(4-nitrophenyl)-1,3,5-triazine (CAS 13960-34-4)
- 4-Benzyl 1-(4-nitrophenyl) (tert-butoxycarbonyl)-L-aspartate (CAS 26048-69-1)
- 2-[4-(4-Nitrophenyl)piperazin-1-yl]ethyl N-[3-(trifluoromethyl)phenyl]carbamate (CAS 338748-63-3)
- Sodium 4-((2-(4-nitrophenyl)hydrazono)methyl)benzene-1,3-disulfonate (CAS 193149-77-8)
- 1-(4-Nitrophenyl)-2,5,6-triphenylpyrimidin-4(1H)-one (CAS 88317-18-4)
- 2-(4-Nitrophenyl)-1,5,6-triphenylpyrimidin-4(1H)-one (CAS 88317-21-9)
- N-(4-nitrophenyl)-2-((4-phenyl-5-(m-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 505065-03-2)
Recommended Standards
- Vonoprazan Fumarate Impurity 122 (CAS CATO-C4X-1020122)
- 2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]-N-[(4-fluorophenyl)methyl]acetamide (CAS 1775345-84-0)
- R-547 (CAS 741713-40-6)
- 5-(Methylamino)-2-hydroxy-naphthalene (CAS 377734-60-6)
- (1R,3R)-3-Aminocyclopentanol (CAS 946826-74-0)
- 1-((Methylsulfonyl)methyl)cyclopropane-1-carboxylic acid (CAS 1710293-51-8)
- 1-(4-Hydroxyphenyl)-3-propylurea (CAS 39617-88-4)
- 6-Pentylpyridazine-3-carboxylic acid (CAS 89967-34-0)
- Sofosbuvir Impurity 46 (CAS 874638-80-9)
- Allo-D-Ile12-Tirzepatide (CAS CATO-CPTD788963)
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