Introduction：Basic information about CAS 20485-41-0|4-Methyl-1,3-thiazole-5-carboxylic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 4-Methyl-1,3-thiazole-5-carboxylic acid |
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| CAS Number | 20485-41-0 | Molecular Weight | 143.164 |
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| Density | 1.4±0.1 g/cm3 | Boiling Point | 303.6±22.0 °C at 760 mmHg |
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| Molecular Formula | C5H5NO2S | Melting Point | 287 °C (dec.)(lit.) |
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| MSDS | ChineseUSA | Flash Point | 137.4±22.3 °C |
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| Symbol |
GHS07 | Signal Word | Warning |
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Names
| Name | 4-methyl-1,3-thiazole-5-carboxylic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.4±0.1 g/cm3 |
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| Boiling Point | 303.6±22.0 °C at 760 mmHg |
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| Melting Point | 287 °C (dec.)(lit.) |
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| Molecular Formula | C5H5NO2S |
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| Molecular Weight | 143.164 |
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| Flash Point | 137.4±22.3 °C |
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| Exact Mass | 143.004105 |
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| PSA | 78.43000 |
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| LogP | 0.58 |
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| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
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| Index of Refraction | 1.599 |
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| InChIKey | ZGWGSEUMABQEMD-UHFFFAOYSA-N |
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| SMILES | Cc1ncsc1C(=O)O |
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| Storage condition | Room temperature. |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- XJ3680000
- CHEMICAL NAME :
- 5-Thiazolecarboxylic acid, 4-methyl-
- CAS REGISTRY NUMBER :
- 20485-41-0
- BEILSTEIN REFERENCE NO. :
- 0120745
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C5-H5-N-O2-S
- MOLECULAR WEIGHT :
- 143.17
- WISWESSER LINE NOTATION :
- T5N CSJ DVQ E1
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1350 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 26,497,1971
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Safety Information
| Symbol |
GHS07 |
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| Signal Word | Warning |
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| Hazard Statements | H317 |
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| Precautionary Statements | P280 |
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| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Faceshields;Gloves |
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| Hazard Codes | Xi:Irritant; |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S37/39-S26 |
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| RIDADR | NONH for all modes of transport |
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| WGK Germany | 3 |
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| RTECS | XJ3680000 |
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| HS Code | 2934100090 |
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Customs
| HS Code | 2934100090 |
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| Summary | 2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
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Synonyms
| 4-methyl-1,3-thiadiazole-5-carboxylic acid |
| 4-Methyl-1H-thiazole-5-carboxylic acid |
| MFCD00626872 |
| 4-Methyl-thiazol-5-carbonsaeure |
| 4-Methyl-5-thiazolecarboxylic acid |
| 4-Methyl-1,3-thiazole-5-carboxylic acid |
| 4-Methylthiazole-5-carboxylic acid |
| 4-methylthiazole-5-carboxylicacid |
| 5-Thiazolecarboxylic acid, 4-methyl- |
| 4-Methyl-thiazole-5-carboxylic acid |
| 5-Thiazolecarboxylic acid,4-methyl |
