Methionine Impurity 11 CAS 33770-86-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 33770-86-4 |
| Molecular Formula | C8H14O6S2 |
| Molecular Weight | 270.32 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Methionine Impurity 11 (CAS 33770-86-4) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C8H14O6S2. Molecular weight: 270.32 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H14O6S2 |
| Molecular Weight | 270.32 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1966 |
| Sulfur Atoms | 2 |
Related Methionine Standards
- Methionine impurity 10 (CAS CATO-C4X-182710)
- Methionine Impurity 2 (CAS CATO-C4X-18272)
- Methionine EP Impurity D (CAS CATO-C4X-18274)
- Methionine EP Impurity D (CAS CATO-C4X-18276)
- Methionine EP Impurity E (CAS CATO-C4X-18277)
- Methionine Impurity 9 (CAS 1879009-96-7)
- Acetyl Methionine Sulfoxide (CAS 3054-51-1)
- Methionine Impurity 1 (CAS 1509-92-8)
Recommended Standards
- Propiverine Impurity 1 (CAS CATO-C4X-17401)
- Nebivolol Impurity 64 (CAS CATO-C4X-196864)
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- Lansoprazole Impurity 61 (CAS 2288740-69-0)
- Avatrombopag Impurity 99 (CAS CATO-C4X-223499)
- 1H-Pyrrole-2,4-dicarboxylic acid (CAS 937-26-8)
- 5-Amino-1-phenethyl-1H-pyrazole-4-carbonitrile (CAS 159979-74-5)
- R-Salbutamol Glyoxal Impurity (CAS CATO-C4X-1176205)
- (3aS,4S,6aR)-6-Formyl-2,2-dimethyl-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl acetate (CAS 2648658-98-2)
- Exenatide Acetate (CAS 141732-76-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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