tert-Butyl 2-[4-(methoxycarbonyl)phenyl]pyridine-4-carboxylate CAS 1820665-48-2
| CAS No. | 1820665-48-2 |
| Molecular Formula | C18H19NO4 |
| Molecular Weight | 313.35 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 tert-Butyl 2-[4-(methoxycarbonyl)phenyl]pyridine-4-carboxylate.
tert-Butyl 2-[4-(methoxycarbonyl)phenyl]pyridine-4-carboxylate (CAS 1820665-48-2), molecular formula C18H19NO4 and molecular weight 313.35 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, tert-Butyl 2-[4-(methoxycarbonyl)phenyl]pyridine-4-carboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 313.35 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.
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.
CATO manufactures tert-Butyl 2-[4-(methoxycarbonyl)phenyl]pyridine-4-carboxylate 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 | C18H19NO4 |
| Molecular Weight | 313.35 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 1 |
Recommended Standards
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- Ethyl 5-Hydroxy-4-methylpyrazole-3-carboxylate (CAS 60178-98-5)
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- 1-(7-Bromo-4-fluoro-1H-indol-3-yl)ethanone (CAS 1936547-34-0)
- 2-(Hydroxymethyl)pyridin-3-ol (CAS 14047-53-1)
- (R)-2-methyl-1-(2-methyl-3-(trifluoromethyl)phenyl)propan-1-amine (CAS 1212971-31-7)
- 4-(tert-Butoxycarbonyl)-4,5,6,7-tetrahydrothiazolo[4,5-b]pyridine-2-carboxylic acid (CAS 1251011-97-8)
- Semaglutide Impurity 13 (CAS CATO-C4X-222613)
Why CATO?
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