Iohexol EP Impurity H (4,6-diiodo Isomer) (Mixture of Diastereomers) CAS 1651211-79-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1651211-79-8 |
| Molecular Formula | C20H30IN3O9 |
| Molecular Weight | 583.37 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Iohexol EP Impurity H (4,6-diiodo Isomer) (Mixture of Diastereomers) (CAS 1651211-79-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H30IN3O9. Molecular weight: 583.37 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H30IN3O9 |
| Molecular Weight | 583.37 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 3 |
Related Iohexol Standards
- Iohexol EP Impurity F (CAS 1215856-35-1)
- Iohexol Impurity 29 (CAS CATO-C4X-166429)
- Iohexol EP Impurity L (CAS 37441-29-5)
- Iohexol Impurity 52 (CAS CATO-C4X-166452)
- Iohexol EP Impurity K (CAS 35453-19-1)
- Iohexol Impurity 32 (CAS CATO-C4X-166432)
- Iohexol Impurity 33 (CAS CATO-C4X-166433)
- Iohexol Impurity G (2,4-diiodo Isomer) (CAS CATO-C4X-166422)
Recommended Standards
- N-[5-(Benzyloxy)-2,4-dichlorophenyl]-3-[2-nitro-4-(trifluoromethyl)phenoxy]thiophene-2-carboxamide (CAS 339015-69-9)
- Iobitridol Impurity 31 (CAS CATO-C4X-317831)
- N'-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-1-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-N',2,6-trimethyl-4-oxo-1,4-dihydropyridine-3-carbohydrazide (CAS 400082-52-2)
- Fulvestrant EP Impurity C (CAS CATO-C4X-19173)
- Cinitapride Impurity 32 (CAS CATO-C4X-290832)
- 2-Chloro-1-nitroanthracene-9,10-dione (CAS 6374-88-5)
- 3-Bromo-5-(cyanomethyl)benzoic acid (CAS 1379366-55-8)
- 6024-31-3 4-(2-Methoxyphenoxy)piperidine--hydrogen chloride (1/1) DTXSID20587444 (CAS 6024-31-3)
- 4-Methylthiazol-5-ol (CAS 105600-03-1)
- Peptide 431 (CAS CATO-CPTD788431)
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