Methyl 1,2,4-triazole-3-carboxylate
- CAS NO.：4928-88-5
- Empirical Formula: C4H5N3O2
- Molecular Weight: 127.1
- MDL number: MFCD00135989
- EINECS: 480-470-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:24:12
What is Methyl 1,2,4-triazole-3-carboxylate ?
Chemical properties
White solid
The Uses of Methyl 1,2,4-triazole-3-carboxylate
Methyl 1,2,4-Triazole-3-carboxylate has been used as a reactant for the preparation of Ribavirin (1-β-D-ribofuranosyl)-1,2,4-triazole-3-carboxamide, an antiviral agent.
The Uses of Methyl 1,2,4-triazole-3-carboxylate
Methyl-1H-1,2,4-triazole-3-carboxylate (1,2,4-Triazole-3-methylcarboxylate) may be used in the preparation of 1H-1,2,4-triazole-3-carbohydrazide.
It may also be used in the synthesis of the following nucleoside analogues:
- 1-(2,2-dimethyl-6-trityloxymethyl-4,6a-dihydro-3aH-cyclopenta-[1,3]dioxol-4-yl)-1H-1,2,4-triazole-3-carboxylic acid methyl ester
- methyl 4,6-O-benzylidene-2-(methyl 1H-1,2,4-triazol-1-yl-3-carboxylate)-2-deoxy-<SC>D</SC>-altrohexopyranoside
- 1,5-anhydro-4,6-O-benzylidene-2-(methyl 1H-1,2,4-triazol-1-yl-3-carboxylate)-2-deoxy-<SC>D</SC>-altro-hexitol
General Description
Methyl-1H-1,2,4-triazole-3-carboxylate can be synthesized from 5-amino-1,2,4-triazole-3-carboxylic acid via esterification with methanol. It is utilized as precursor for preparing the nucleoside analogue, Ribavirin. The crystal structure of methyl-1H-1,2,4-triazole-3-carboxylate has been analyzed.
Properties of Methyl 1,2,4-triazole-3-carboxylate
| Melting point: | 196-199 °C(lit.) |
| Boiling point: | 283.9±23.0 °C(Predicted) |
| Density | 1.380±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Liquid |
| pka | 7.96±0.20(Predicted) |
| color | Clear colorless to yellow |
| CAS DataBase Reference | 4928-88-5(CAS DataBase Reference) |
Safety information for Methyl 1,2,4-triazole-3-carboxylate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Methyl 1,2,4-triazole-3-carboxylate
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