Methylene Blue Trihydrate CAS 7220-79-3
Purity >90%In StockPharmaceutical Standards
| CAS No. | 7220-79-3 |
| Molecular Formula | C16H18N3S Cl 3*H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methylene Blue Trihydrate (CAS 7220-79-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H18N3S Cl 3*H2O. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H18N3S Cl 3*H2O |
| Molecular Weight | 337.87 g/mol |
| Purity | >90% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-((2-Oxo-1,2-dihydroquinolin-4-yl)thio)benzoic acid (CAS 88350-83-8)
- 5-Acetylthiophene-2-boronic acid pinacol ester, 97% (CAS 942070-32-8)
- 2-phenyl-4,5,6,7-tetrahydro-1,3-benzothiazol-7-one (CAS 17583-15-2)
- 4-Ethyl-1H-pyrazole-1-carboxamide (CAS 98197-12-7)
- Pranoprofen Impurity 26 (CAS 86618-09-9)
- Ethyl 2,3-difluoro-5-methoxyphenylacetate (CAS 1807191-26-9)
- [α-Glu](Side Chain)-Semaglutide (CAS CATO-C4X-2226159)
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