5-Hydroxy-1-methyl-1H-1,2,3-triazole-4-carboxamide CAS 148403-40-1
| CAS No. | 148403-40-1 |
| Molecular Formula | C4H6N4O2 |
| Molecular Weight | 142.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 5-Hydroxy-1-methyl-1H-1,2,3-triazole-4-carboxamide is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 142.12 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.
5-Hydroxy-1-methyl-1H-1,2,3-triazole-4-carboxamide (CAS 148403-40-1), molecular formula C4H6N4O2 and molecular weight 142.12 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-Hydroxy-1-methyl-1H-1,2,3-triazole-4-carboxamide 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 | C4H6N4O2 |
| Molecular Weight | 142.12 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 4 |
Related Hydroxy Standards
- N-Hydroxy-1-methyl-1H-1,2,4-triazole-5-carboxamide (CAS 106535-37-9)
- N-Hydroxy-5-methyl-1,2,4-oxadiazole-3-carboximidamide (CAS 162969-65-5)
- 5-Hydroxy-N-methyl-1H-1,2,3-triazole-4-carboxamide (CAS 762210-81-1)
- Methyl 1-hydroxy-1H-pyrazole-4-carboxylate (CAS 108435-77-4)
- 5-Hydroxy-2-(hydroxymethyl)pyrimidin-4(1H)-one (CAS 120491-07-8)
- 5-Hydroxy-1-methyl-1h-pyrazole-4-carboxylic acid (CAS 1255352-25-0)
- 4-Hydroxy-3-methyl-1h-pyrazole-5-carboxylic acid (CAS 1346270-06-1)
- 2-(5-Hydroxy-1H-imidazol-2-yl)acetic acid (CAS 1368879-81-5)
Recommended Standards
- 5-Amino-(1H)-1,2,4-triazole-3-acetic Acid (CAS 143832-52-4)
- 2,2-Difluoro-2-(methylsulfanyl)acetic acid (CAS 1507301-10-1)
- N-(4-Amino-1,2,5-oxadiazol-3-yl)acetamide (CAS 140706-47-4)
- 5-Methyl-3-nitro-1H-pyrazol-1-amine (CAS 151588-03-3)
- 2-(7-Cyclopropyl-5-oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetic acid (CAS 1411766-66-9)
- 2-Chloro-3-methyl-3,5-dihydro-4H-pyrrolo[3,2-d]pyrimidin-4-one (CAS 2351929-82-1)
- 2-Chloro-N-{[4-(morpholin-4-ylmethyl)phenyl]methyl}propanamide hydrochloride (CAS 1258652-36-6)
- N1-Cyclopropyl-N1-(4-fluorobenzyl)ethane-1,2-diamine (CAS 1181593-10-1)
- 2,6-Dibromo-3-methoxy-5-nitropyridine (CAS 79491-46-6)
- (1R,2R)-2-(difluoromethoxy)cyclohexan-1-amine (CAS 1807921-12-5)
- Benzyl (S)-3-(methylamino)pyrrolidine-1-carboxylate (CAS 1292324-49-2)
- 3-(2-cyclopropyl-1H-1,3-benzodiazol-1-yl)propanoic acid hydrochloride (CAS 1427379-09-6)
- 2′-Hexyl-1′,5′-dihydro-1′-phenyl-2′H-[5,6]fullereno-C60-Ih-[1,9-c]pyrrole (CAS 1426332-00-4)
- D-[Ser]11-Semaglutide (CAS CATO-CPTD788629)
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