1-(2-Ethoxy-2-oxoethyl)-1h-1,2,3-triazole-4-carboxylic acid CAS 91616-28-3
| CAS No. | 91616-28-3 |
| Molecular Formula | C7H9N3O4 |
| Molecular Weight | 199.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-(2-Ethoxy-2-oxoethyl)-1h-1,2,3-triazole-4-carboxylic 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.
CATO supplies 1-(2-Ethoxy-2-oxoethyl)-1h-1,2,3-triazole-4-carboxylic acid (CAS 91616-28-3), a certified reference material (molecular formula C7H9N3O4, MW 199.16 g/mol) for analytical method development and quality control.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 1-(2-Ethoxy-2-oxoethyl)-1h-1,2,3-triazole-4-carboxylic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 199.16 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.
Physical & Chemical Properties
| Molecular Formula | C7H9N3O4 |
| Molecular Weight | 199.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 3 |
Related Ethoxy Standards
- 2-Ethoxy-6-methyl-5-nitropyrimidin-4(3H)-one (CAS 917596-58-8)
- 1-Ethoxy-5-fluoro-4-methyl-2-nitrobenzene (CAS 1089283-14-6)
- Methyl 2-ethoxy-5-fluoroisonicotinate (CAS 1809161-57-6)
- 1-Ethoxy-3-fluoro-4-methyl-2-nitrobenzene (CAS 1881329-33-4)
- N-((2-Ethoxy-5-oxo-2,5-dihydrofuran-2-yl)methyl)acetamide (CAS 112148-17-1)
- Ethyl 5-ethoxy-2-methyloxazole-4-carboxylate (CAS 3357-55-9)
- 3-Ethoxy-1-isopropyl-4-nitro-1H-pyrazole (CAS 1429417-89-9)
- 6-Ethoxy-3-isopropyl-1,3,5-triazine-2,4(1H,3H)-dione (CAS 40943-47-3)
Recommended Standards
- (S)-2-Amino-3-(5-hydroxy-6-oxo-1,6-dihydropyrimidin-2-yl)propanoic acid (CAS 60438-02-0)
- 1-(2-Hydroxyethyl)-5-nitro-1H-pyrrole-2-carboxamide (CAS 2854-09-3)
- (S)-2-Amino-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)propanoic acid (CAS 21416-43-3)
- 1,3,6-Trimethyl-5-nitropyrimidine-2,4(1H,3H)-dione (CAS 55326-07-3)
- 1,3-Bis(allyloxy)propane (CAS 28485-79-2)
- 2-Amino-3-fluorobenzonitrile (CAS 115661-37-5)
- 4-(tert-Butoxy)-3-cyclopropoxypyridine-2-sulfonamide (CAS 1243440-89-2)
- (S)-Fmoc-2-amino-4-(2-iodophenyl)butanoic acid (CAS 2350157-43-4)
- 5-(Pyridin-2-yl)-1,3,4-thiadiazol-2-amine (CAS 25468-22-8)
- 6-[(2-Oxo-2-phenylethyl)sulfanyl]-[2,3'-bipyridine]-5-carbonitrile (CAS 118947-64-1)
- Methyl 4-methylfuran-3-carboxylate (CAS 57279-03-5)
- 4-(6-Hydrazineylidene-1,6-dihydropyridazin-3-yl)morpholine (CAS 17259-72-2)
- 2-(Phenethylsulfinyl)acetonitrile (CAS 77387-55-4)
- Fibrinogen Related Peptide (CAS 80755-86-8)
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