D-Norepinephrine CAS 149-95-1
| CAS No. | 149-95-1 |
| Molecular Formula | C8H11NO3 |
| Molecular Weight | 169.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
D-Norepinephrine (CAS 149-95-1) is a high-purity analytical reference standard with the molecular formula C8H11NO3 and a molecular weight of 169.18 g/mol.
Structurally, D-Norepinephrine (C8H11NO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 169.18 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures D-Norepinephrine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H11NO3 |
| Molecular Weight | 169.18 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related D Standards
- Norepinephrine Impurity 31 (CAS 73660-93-2)
- Norepinephrine Impurity 18 (CAS CATO-C4X-151418)
- Norepinephrine Impurity 42 (CAS 28822-73-3)
- Norepinephrine impurity 147 (CAS CATO-C4X-1514147)
- Norepinephrine Impurity 54 (CAS CATO-C4X-151454)
- Norepinephrine Impurity 57 (CAS 29477-54-1)
- Norepinephrine Impurity 58 (CAS 408328-15-4)
- Norepinephrine Impurity 24 (CAS 62932-90-5)
Recommended Standards
- Miglitol Impurity 10 (CAS 1824645-71-7)
- Pantoprazole Impurity 53 (CAS 72830-07-0)
- Miglitol Impurity 21 (CAS CATO-C4X-169721)
- Pantoprazole Impurity 52 (CAS 72830-08-1)
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- 3-(Difluoromethoxy)-N-isobutylaniline (CAS 1153181-16-8)
- Dyclonine Impurity 27 (CAS 2835362-80-4)
- Semaglutide impurity 26 (CAS CATO-C4X-222626)
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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