65807-21-8 dl-proline d7 hydrochloride CAS 65807-21-8
| CAS No. | 65807-21-8 |
| Molecular Formula | - |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
65807-21-8 dl-proline d7 hydrochloride (CAS 65807-21-8), molecular formula C5H2D7NO2HCl and molecular weight 158.63 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 65807-21-8 dl-proline d7 hydrochloride (C5H2D7NO2HCl) contains deuterium isotope labeling, an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 158.63 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 65807-21-8 dl-proline d7 hydrochloride 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 | C5H2D7NO2 HCl |
| Molecular Weight | 158.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related dl Standards
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- Ym 750 (CAS 138046-43-2)
- 3,5-Difluoro-3-morpholinomethyl benzophenone (CAS 898792-32-0)
- Dichloro(methyl)propylsilane (CAS 4518-94-9)
- Mitogenic Pentapeptide (CAS 87173-03-3)
Why CATO?
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