1'-(Tert-butoxycarbonyl)spiro[chromene-2,4'-piperidine]-4-carboxylic acid CAS 1160247-75-5
| CAS No. | 1160247-75-5 |
| Molecular Formula | C19H23NO5 |
| Molecular Weight | 345.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1'-(Tert-butoxycarbonyl)spiro[chromene-2,4'-piperidine]-4-carboxylic acid.
1'-(Tert-butoxycarbonyl)spiro[chromene-2,4'-piperidine]-4-carboxylic acid (CAS 1160247-75-5), molecular formula C19H23NO5 and molecular weight 345.39 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H23NO5, 1'-(Tert-butoxycarbonyl)spiro[chromene-2,4'-piperidine]-4-carboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C19H23NO5 |
| Molecular Weight | 345.39 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
Related Tert Standards
- 5-(1-(Tert-butoxycarbonyl)piperidin-4-yl)-1H-benzo[d]imidazole-2-carboxylic acid (CAS 1956385-12-8)
- 2-(3-((tert-Butoxycarbonyl)amino)azetidin-1-yl)-2-(1H-indol-2-yl)acetic acid (CAS 885276-02-8)
- 2-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-2-(3-cyanophenyl)acetic acid (CAS 885274-33-9)
- 2-(4-(Tert-butoxycarbonyl)piperazin-1-yl)-2-(4-cyanophenyl)acetic acid (CAS 885274-36-2)
- 2-(5-((Tert-butoxycarbonyl)amino)-6-oxo-2-phenylpyrimidin-1(6H)-yl)acetic acid (CAS 184710-54-1)
- 5-((tert-Butoxycarbonyl)amino)cyclohex-1-en-1-yl trifluoromethanesulfonate (CAS 1803033-59-1)
- 3-((tert-Butoxycarbonyl)amino)cyclohex-1-en-1-yl trifluoromethanesulfonate (CAS 1803033-60-4)
- 4-((tert-Butoxycarbonyl)amino)cyclohex-1-en-1-yl trifluoromethanesulfonate (CAS 849069-49-4)
Recommended Standards
- 1′-(1,1-Dimethylethyl) 2,3-dihydro-3-oxospiro[1H-indene-1,4′-piperidine]-1′,6-dicarboxylate (CAS 1160247-47-1)
- N-(2-(4-Ethoxyphenoxy)ethyl)-2,3-dimethoxybenzamide (CAS 1170420-74-2)
- Tert-butyl 2-[(7s)-5-amino-2,8-dioxo-3,9-diazatricyclo[8.4.0.0,3,7]tetradeca-1(14),10,12-trien-9-yl]acetate (CAS 1137496-23-1)
- N-(2-(4-Ethoxyphenoxy)ethyl)-2,4-dimethoxybenzamide (CAS 1172753-96-6)
- Aflatoxin G2 (CAS 7241-98-7)
- Methyl 4-bromo-2-fluoro-3-hydroxybenzoate (CAS 1807041-95-7)
- 2-((4-Chlorobenzyl)thio)-1-methyl-1H-benzo[d]imidazole (CAS 561026-39-9)
- 2-(2-(2-((2,5-Dibromothiophen-3-yl)methoxy)ethoxy)ethoxy)ethanol (CAS 821782-18-7)
- 2-((4-Methoxyphenyl)sulfonyl)acetonitrile (CAS 132276-87-0)
- 4,4,5,5-Tetramethyl-2-(4-methyl-3-nitrophenyl)-1,3,2-dioxaborolane (CAS 1072945-06-2)
- N,N',N''-(pyrimidine-2,4,6-triyl)triacetamide (CAS 874495-47-3)
- TAK-259 hydrochloride, >98% (HPLC) (CAS 1192347-42-4)
- Methyl 3-amino-6-(dimethoxymethyl)thieno[2,3-b]pyridine-2-carboxylate (CAS 263756-03-2)
- Peptide Impurity 28 (CAS 1350456-64-2)
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