Dopamine Impurity 18 CAS 5663-56-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 5663-56-9 |
| Molecular Formula | C10H13NO3 |
| Molecular Weight | 195.22 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Dopamine Impurity 18 (CAS 5663-56-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C10H13NO3. Molecular weight: 195.22 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H13NO3 |
| Molecular Weight | 195.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Related Dopamine Standards
- Dopamine Impurity 63 (CAS 5663-55-8)
- Dopamine impurity 120 (CAS 3490-09-3)
- Dopamine Impurity 11 (CAS 22568-51-0)
- Dopamine Impurity 2 (CAS 39816-35-8)
- Dopamine Impurity 105 (CAS CATO-C4X-1908105)
- Dopamine Impurity 30 (CAS 339186-39-9)
- Dopamine Impurity 70 (CAS 528594-30-1)
- Dopamine Impurity 59 (CAS 6924-15-8)
Recommended Standards
- Epinephrine /Adrenaline Impurity 129 (CAS CATO-C4X-1849129)
- Pranoprofen Impurity 33 (CAS CATO-C4X-181133)
- Urapidil Impurity 51 (CAS 70540-90-8)
- Adrenaline Impurity 61 (CAS 31499-90-8)
- Cefoxitin Impurity 27 (CAS CATO-C4X-157827)
- 5-Cyclopropoxy-N,N-dimethylnicotinamide (CAS 1243459-03-1)
- 2-(2-(1,3-Dioxan-2-yl)ethoxy)-3-methoxybenzaldehyde (CAS 1443354-55-9)
- (1R,2S)-Allyl 2-((tert-butoxycarbonyl)amino)cyclopropanecarboxylate (CAS 2068137-96-0)
- (2E)-3-Iodo-2-buten-1-ol (E)-3-Iodo-2-buten-1-ol 37428-58-3 (CAS 37428-58-3)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
Why CATO?
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