Tert-butyl 4-(4-(1,3-dioxoisoindolin-2-yl)butyl)piperazine-1-carboxylate CAS 745048-06-0
| CAS No. | 745048-06-0 |
| Molecular Formula | C21H29N3O4 |
| Molecular Weight | 387.47 g/mol |
| 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.
CATO supplies Tert-butyl 4-(4-(1,3-dioxoisoindolin-2-yl)butyl)piperazine-1-carboxylate (CAS 745048-06-0), a certified reference material (molecular formula C21H29N3O4, MW 387.47 g/mol) for analytical method development and quality control.
Structurally, Tert-butyl 4-(4-(1,3-dioxoisoindolin-2-yl)butyl)piperazine-1-carboxylate (C21H29N3O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 387.47 g/mol, it falls into the moderately-high-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.
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 | C21H29N3O4 |
| Molecular Weight | 387.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
Recommended Standards
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- Lisinopril EP Impurity C (CAS 328385-86-0)
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- 3,4,7-Trimethyl-1H-indole-2-carboxylic acid (CAS 876715-79-6)
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- 4-Methyl-3,4-dihydroquinazolin-2(1H)-one (CAS 31402-74-1)
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- Ethyl 4-(4-chlorophenyl)-2,4-dioxobutanoate (CAS 5814-38-0)
- 4-Cyano-2-methyl-5-(trifluoromethoxy)benzene-1-sulfonyl chloride (CAS 1806280-61-4)
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