Boc-(R)-4-(2-propynyl)-L-proline CAS 959581-98-7
| CAS No. | 959581-98-7 |
| Molecular Formula | C13H19NO4 |
| Molecular Weight | 253.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 253.29 g/mol gives Boc-(R)-4-(2-propynyl)-L-proline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Boc-(R)-4-(2-propynyl)-L-proline (CAS 959581-98-7), molecular formula C13H19NO4 and molecular weight 253.29 g/mol, is a CATO reference standard with documented purity and traceability.
Boc-(R)-4-(2-propynyl)-L-proline (C13H19NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures Boc-(R)-4-(2-propynyl)-L-proline 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 | C13H19NO4 |
| Molecular Weight | 253.29 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1987 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Benzyl (R)-(1,5-dihydroxypentan-2-yl)carbamate (CAS 478646-28-5)
- Boc-α-(2-propynyl)-L-proline (CAS 959578-39-3)
- 8-Tert-butoxycarbonyl-8-azabicyclo[3.2.1]oct-2-ene-2-carboxylicacid (CAS 2309122-41-4)
- Dansyl fluoride (CAS 34523-28-9)
- 2-Acetyl-3'-(benzyloxy)biphenyl (CAS 893739-69-0)
- Cyclopropyl Methyl Ketone-d8 (CAS 1219799-33-3)
- 2-Oxo-6-[3-(trifluoromethyl)phenyl]-1-{[3-(trifluoromethyl)phenyl]methyl}-1,2-dihydropyridine-3-carbonitrile (CAS 252059-83-9)
- 3-Iodo-5-methylbenzamide (CAS 1261826-54-3)
- 1-{2-methylpyrrolo[2,1-f][1,2,4]triazin-7-yl}propan-2-one (CAS 1547013-60-4)
- 2,2,2-Trifluoro-1-(1-methyl-1h-pyrrol-3-yl)ethan-1-one (CAS 144219-81-8)
- Ethyl 4-(4-chlorophenoxy)-2-phenylpyrimidine-5-carboxylate (CAS 477854-78-7)
- 2-(1H-Imidazol-1-yl)-1-phenylethan-1-aminedihydrochloride (CAS 24169-73-1)
- 2-Methyl-2-[(3-thienylmethyl)amino]-1-propanol hydrochloride (CAS 1049713-25-8)
- Galanin-Like Peptide (human) trifluoroacetate salt (CAS 245114-99-2)
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