L-Arginine-7-amido-4-methylcoumarin hydrochloride CAS 69304-16-1
| CAS No. | 69304-16-1 |
| Molecular Formula | C16H21N5O3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), L-Arginine-7-amido-4-methylcoumarin hydrochloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
L-Arginine-7-amido-4-methylcoumarin hydrochloride (CAS 69304-16-1) is a high-purity analytical reference standard with the molecular formula C16H21N5O3HCl and a molecular weight of 367.83 g/mol.
Based on its molecular formula C16H21N5O3HCl, L-Arginine-7-amido-4-methylcoumarin hydrochloride contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 367.83 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C16H21N5O3 HCl |
| Molecular Weight | 367.83 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related L Standards
- Arginine Impurity 3 (CAS 107347-90-0（free base）)
- D-ARginine methyl ester hydrochloride (CAS 111237-99-1)
- L-(+)-Arginine Hydrochloride (CAS 1119-34-2)
- L-arginine7-amido-4-methylcoumarindihydrochloride (CAS 113712-08-6)
- D-Arginine 1,1-Dimethylethyl Ester (CAS 130752-28-2)
- L-Arginine, N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-, hydrochloride (1:1) (CAS 131669-11-9)
- Arginine Impurity 3 (CAS 1419723-92-4)
- Arginine Impurity 17 (CAS 151512-14-0)
Recommended Standards
- 2-((2-Oxo-4-phenyl-2h-chromen-7-yl)oxy)propanoic acid (CAS 270596-08-2)
- Methyl 2-(5-bromo-2-fluorophenyl)propanoate (CAS 1538361-61-3)
- (3R,4R)-4-bromooxolan-3-ol (CAS 274693-10-6)
- 2-(Hydroxymethyl)-3,6-dihydro-2H-pyran-3-ol (CAS 1822816-29-4)
- 7-(2-Iodophenyl)-7-oxoheptanoic acid (CAS 898790-74-4)
- 6-Chloro-1,2,3,4-tetrahydro-1,5-naphthyridine (CAS 1256811-30-9)
- (1-Cyclopropyl-1H-1,2,3-triazol-4-yl)(piperazin-1-yl)methanone hydrochloride (CAS 2137879-53-7)
- Ethyl 4-(4-iodo-1H-pyrazol-1-yl)butanoate (CAS 1354706-70-9)
- Vonoprazan Impurity 137 (CAS CATO-C4X-1020137)
- Experimental Allergic Encephalitogenic Peptide (CAS 29705-92-8)
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