4-((tert-Butoxycarbonyl)amino)-2-methoxybenzoic acid CAS 162046-57-3
| CAS No. | 162046-57-3 |
| Molecular Formula | C13H17NO5 |
| Molecular Weight | 267.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-((tert-Butoxycarbonyl)amino)-2-methoxybenzoic acid (CAS 162046-57-3), molecular formula C13H17NO5 and molecular weight 267.28 g/mol, is a CATO reference standard with documented purity and traceability.
4-((tert-Butoxycarbonyl)amino)-2-methoxybenzoic acid (C13H17NO5) 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.
CATO manufactures 4-((tert-Butoxycarbonyl)amino)-2-methoxybenzoic acid 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 | C13H17NO5 |
| Molecular Weight | 267.28 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 1 |
Related tert Standards
- 2-((tert-Butoxycarbonyl)amino)-3-methoxybenzoic acid (CAS 1026003-01-9)
- 2-((Tert-butoxycarbonyl)amino)-3-(pyrimidin-4-yl)propanoic acid (CAS 108868-86-6)
- 4-(tert-Butoxycarbonyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 1200497-73-9)
- 5-(tert-Butoxycarbonyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylic acid (CAS 1209492-73-8)
- 5-(tert-Butoxycarbonyl)-4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridine-4-carboxylic acid (CAS 1250997-59-1)
- 5-(tert-Butoxycarbonyl)-4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine-2-carboxylic acid (CAS 1251000-11-9)
- 3-((tert-Butoxycarbonyl)amino)-5-methoxybenzoic acid (CAS 1292317-95-3)
- 7-(tert-Butoxycarbonyl)-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-3-carboxylic acid (CAS 1314391-59-7)
Recommended Standards
- 1-benzyl-5-methoxyindoline-2,3-dione (CAS 16077-10-4)
- 5-(3-(Benzyloxy)phenyl)-1,3,4-oxadiazol-2-amine (CAS 1622223-91-9)
- 1-(5-Hydroxy-3-methyl-1-(quinolin-2-yl)-1H-pyrazol-4-yl)ethanone (CAS 160031-68-5)
- Ethyl 2-(pyridin-3-yl)-1H-benzo[d]imidazole-5-carboxylate (CAS 1632392-01-8)
- 3-Bromo-5-iodo-4-methylpyridine (CAS 1245536-23-5)
- 2-Methylpyrrolidine-1-sulfonyl Chloride (CAS 1184477-87-9)
- 2-Chloro-4-(methylamino)-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile (CAS 2243389-30-0)
- 3-((2-Iodophenyl)amino)-5-methylcyclohex-2-en-1-one (CAS 1023528-61-1)
- 5-(3-Fluorophenyl)picolinic acid (CAS 1158763-55-3)
- Methyl 5-fluoro-2-((1-methyl-1H-imidazol-2-yl)methoxy)benzoate (CAS 1363404-98-1)
- 4,4,5,5-Tetramethyl-2-(3-(4-(trifluoromethyl)phenyl)bicyclo[1.1.1]pentan-1-yl)-1,3,2-dioxaborolane (CAS 2826264-11-1)
- (1'S,2'S)-Nicotine-1'-Oxide-d3 (CAS CATO-CCHM705659)
- 1-(Cyclopropylmethyl)-3,5-diphenyl-1H-benzo[d]imidazol-2(3H)-one (CAS 1359758-29-4)
- Semaglutide Impurity 162 (x TFA Salt) (CAS CATO-C4X-2226162)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com