- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 4-Hydroxy-2-methylthiazole-5-carboxylic acid ethyl ester
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 4-Hydroxy-2-methylthiazole-5-carboxylic acid ethyl ester
- Price: ￥570.0/1g ￥240.0/250mg
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 4-Hydroxy-2-methylthiazole-5-carboxylic acid ethyl ester
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
20737-48-8
20737-48-8 structure
- Name: 4-Hydroxy-2-methylthiazole-5-carboxylic acid ethyl ester
- Chemical Name: (5E)-5-[ethoxy(hydroxy)methylidene]-2-methyl-1,3-thiazol-4-one
- CAS Number: 20737-48-8
- Molecular Formula: C7H9NO3S
- Molecular Weight: 187.21600
- Create Date: 2018-12-31 10:54:55
- Modify Date: 2025-08-25 19:22:54
| Name | (5E)-5-[ethoxy(hydroxy)methylidene]-2-methyl-1,3-thiazol-4-one |
|---|---|
| Synonyms |
4-Hydroxy-2-Methyl-5-Thiazolecarboxylic Acid Ethyl Ester
ethyl 4-hydroxy-2-methyl-5-thiazolecarboxylate QC-6168 ethyl 4-hydroxy-2-methyl-1,3-thiazole-5-carboxylate 2-methyl-5-ethoxy-carbonyl-4-hydroxy-thiazole 2-methyl-4-oxo-4,5-dihydro-thiazole-5-carboxylic acid ethyl ester 4-Hydroxy-2-methylthiazole-5-carboxylic acid ethyl ester ethyl-4-hydroxy-2-methylthiazole-5-carboxylate |
| Density | 1.325g/cm3 |
|---|---|
| Boiling Point | 270.7ºC at 760 mmHg |
| Melting Point | 104°C |
| Molecular Formula | C7H9NO3S |
| Molecular Weight | 187.21600 |
| Flash Point | 117.5ºC |
| Exact Mass | 187.03000 |
| PSA | 87.66000 |
| LogP | 1.33380 |
| Vapour Pressure | 0.00405mmHg at 25°C |
| Index of Refraction | 1.562 |
| Storage condition | 2-8°C |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2934100090 |
|
~42%
20737-48-8 |
| Literature: WO2005/97766 A1, ; Page/Page column 28-29 ; WO 2005/097766 A1 |
|
~29%
20737-48-8 |
| Literature: US2014/148468 A1, ; Page/Page column ; |
|
~81%
20737-48-8 |
| Literature: Monatshefte fur Chemie, , vol. 140, # 2 p. 209 - 211 |
| Precursor 4 | |
|---|---|
| DownStream 1 | |
| HS Code | 2934100090 |
|---|---|
| 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% |