D-Valine Methyl Ester Hydrochloride CAS 21685-47-2
| CAS No. | 21685-47-2 |
| Molecular Formula | C6H13NO2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
D-Valine Methyl Ester Hydrochloride (CAS 21685-47-2), molecular formula C6H13NO2HCl and molecular weight 167.63 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, D-Valine Methyl Ester Hydrochloride (C6H13NO2HCl) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 0.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 167.63 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H13NO2 HCl |
| Molecular Weight | 167.63 g/mol |
| 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 | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related D Standards
- L-Valine-d8-N-FMOC (CAS 1007834-06-1)
- L-Valine-15N (CAS 1009105-27-4)
- L-Valine cyclopentyl ester hydrochloride (CAS 1018674-17-3)
- L-Valine Orlistat (CAS 1243107-50-7)
- L-Valine, N-[(2-propen-1-yloxy)carbonyl]-, 2,5-dioxo-1-pyrrolidinyl ester (CAS 1343476-61-8)
- D-Valine, N-[(1,1-dimethylethoxy)carbonyl]-L-alanyl- (CAS 139601-17-5)
- DL-Valine-2-d1 (CAS 14246-21-0)
- L-Valine-d8-N-t-BOC (CAS 153568-33-3)
Recommended Standards
- 2,2,3,4,4,4-Hexafluorobutyl acrylate 1h,1h,3h-hexafluorobutyl acrylate acrylic acid 2,2,3,4,4,4-hexafluoro-butyl ester HFBA 54052-90-3 (CAS 54052-90-3)
- 6-Fluoro-4-(trifluoromethyl)nicotinonitrile (CAS 1805633-80-0)
- 2-Ethoxy-4-(methylsulfonyl)aniline (CAS 1340042-17-2)
- 2-Amino-4-methylbenzamide (CAS 39549-79-6)
- Bis(trimethylsilyl) fumarate (CAS 17962-03-7)
- (R)-2-Amino-3-(3,5-dichlorophenyl)propanoic acid (CAS 1241680-31-8)
- Methyl 1-Boc-indole-7-carboxylate (CAS 917562-23-3)
- 3-Methyl-1,5-diphenyl-4,5-dihydro-1H-pyrazole (CAS 2515-46-0)
- 2-[(2-fluorobenzyl)amino]benzoic acid (CAS 725692-80-8)
- Peptide-GMF (CAS CATO-CPTD788469)
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