18212-21-0
18212-21-0 structure
- Name: 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid
- Chemical Name: 4-methylthiadiazole-5-carboxylic acid
- CAS Number: 18212-21-0
- Molecular Formula: C4H4N2O2S
- Molecular Weight: 144.152
- Create Date: 2018-12-01 21:23:28
- Modify Date: 2026-07-07 18:56:34
| Name | 4-methylthiadiazole-5-carboxylic acid |
|---|---|
| Synonyms |
4-Methyl-1,2,3-thiadiazole-5-cboxylic Acid Standd
Methyl-1,2,3-thiadiazole-5-cboxylic acid 4-methyl-5-hydroxycarbonyl-1,2,3-thiadiazole LABOTEST-BB LT00453848 5-carboxy-4-methyl-1,2,3-thiadiazole OTAVA-BB BB7020410078 4-methyl-1,2,3-thiadiazolyl-5-carboxylic acid 4-methyl-5-thiadiazolecboxylic acid 4-METHYL-1,2,3-THIODIAZOLE-5-CBOXYLIC ACID TIMTEC-BB SBB005418 4-Methyl-1,-thiadiazol-5-cboxylic acid 4-METHYL-1,2,3-THIADIAZOLE-5-CBOXYLIC ACID 1,2,3-thiadiazole-5-cboxylic acid, 4-methyl BUTTPK 30 4-methylthiadiazole-5-cboxylic acid IFLAB-BB F2630-0005 4-Methyl-1,2,3-Thiadiazole-5-C MFCD00173830 |
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 315.2±34.0 °C at 760 mmHg |
| Melting Point | 166 °C |
| Molecular Formula | C4H4N2O2S |
| Molecular Weight | 144.152 |
| Flash Point | 144.4±25.7 °C |
| Exact Mass | 143.999344 |
| PSA | 91.32000 |
| LogP | 0.93 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.608 |
| Hazard Codes | Xi:Irritant; |
|---|---|
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36/37/39-S37/39 |
| HS Code | 2934999090 |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |