4-(tert-Butoxycarbonyl)-1-(3-methylthiophene-2-carbonyl)piperazine-2-carboxylic acid CAS 1353944-19-0
| CAS No. | 1353944-19-0 |
| Molecular Formula | C16H22N2O5S |
| Molecular Weight | 354.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 354.42 g/mol gives 4-(tert-Butoxycarbonyl)-1-(3-methylthiophene-2-carbonyl)piperazine-2-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-(tert-Butoxycarbonyl)-1-(3-methylthiophene-2-carbonyl)piperazine-2-carboxylic acid (CAS 1353944-19-0), a certified reference material (molecular formula C16H22N2O5S, MW 354.42 g/mol) for analytical method development and quality control.
Owing to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 4-(tert-Butoxycarbonyl)-1-(3-methylthiophene-2-carbonyl)piperazine-2-carboxylic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 354.42 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
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.
Physical & Chemical Properties
| Molecular Formula | C16H22N2O5S |
| Molecular Weight | 354.42 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related tert Standards
- 4-(tert-Butoxycarbonyl)-1-(2-(methylthio)pyrimidin-4-yl)piperazine-2-carboxylic acid (CAS 1261229-73-5)
- 4-(Butoxycarbonyl)phenyl 4-tert-butylbenzoate (CAS 331462-12-5)
- (4-((4-(Tert-butoxycarbonyl)piperazin-1-yl)methyl)-3-chlorophenyl)boronic acid (CAS 1704074-51-0)
- 5-((tert-Butoxycarbonyl)amino)-2-(2-chlorophenyl)thiazole-4-carboxylic acid (CAS 1270034-24-6)
- 2-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-2-(3-chlorophenyl)acetic acid (CAS 885272-99-1)
- 2-(4-(Tert-butoxycarbonyl)piperazin-1-yl)-2-(4-chlorophenyl)acetic acid (CAS 885273-01-8)
- 1-(tert-Butoxycarbonyl)-4-(2-chlorobenzyl)piperidine-4-carboxylic acid (CAS 1187173-46-1)
- 1-(Tert-butoxycarbonyl)-4-(3-chlorobenzyl)piperidine-4-carboxylic acid (CAS 1187174-08-8)
Recommended Standards
- (E)-5-(4-(2-(5-Ethylpyridin-2-yl)ethoxy)benzylidene)thiazolidine-2,4-dione (CAS 136401-70-2)
- (1,1-Dioxido-4-phenyl-4H-benzo[b][1,4]thiazin-2-yl)(pyrrolidin-1-yl)methanone (CAS 1189695-20-2)
- Methyl 4-(2-((2-hydroxy-2-methyl-4-(methylthio)butyl)amino)-2-oxoacetamido)benzoate (CAS 1396807-03-6)
- ST638 (CAS 107761-24-0)
- Phenol, 2-[5-(chloromethyl)-1,3,4-oxadiazol-2-yl] (CAS 329213-07-2)
- 4-((3-Bromophenyl)amino)-7-methoxyquinazolin-6-yl acetate (CAS 295330-64-2)
- Methyl (R)-6-(bromomethyl)-4-(2-chloro-4-fluorophenyl)-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate (CAS 1578155-69-7)
- 6-Methyl-8-(methylthio)-3-[1-[[2-(trimethylsilyl)ethoxy]methyl]-1H-pyrazol-4-yl]imidazo[1,2-a]pyrazine (CAS 1094070-48-0)
- OTX008 (CAS 286936-40-1)
- 3-Fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1260385-03-2)
- 5-Methoxypyrimidin-4-ol (CAS 695-87-4)
- 1-(3-phenylpropyl)-1,2,3,4-tetrahydroisoquinoline hydrochloride (CAS 1909327-37-2)
- 2-(4-Fluorophenylamino)naphtho[2,3-d]thiazole-4,9-dione (CAS 220333-06-2)
- FMRF-Like Peptide from snail Helix aspersa (CAS 98495-35-3)
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