4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
- CAS NO.：18212-21-0
- Empirical Formula: C4H4N2O2S
- Molecular Weight: 144.15
- MDL number: MFCD00173830
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 06:07:04
What is 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid?
Chemical properties
white to light yellow crystal powde
The Uses of 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
4-Methyl-1,2,3-thiadiazole-5-carboxylic Acid can be used as agrochemical antiviral agents, fungicides, and insecticides.
Properties of 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
| Melting point: | 169-173 °C (D) |
| Boiling point: | 315.2±34.0 °C(Predicted) |
| Density | 1.530±0.06 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Aqueous Base (Slightly), DMSO |
| form | Solid |
| pka | 1.33±0.37(Predicted) |
| color | Off-White |
| CAS DataBase Reference | 18212-21-0(CAS DataBase Reference) |
Safety information for 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
| 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. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
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