- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: (2Z)-2,3-Dibromo-4-oxo-2-butenoic acid
- Price: Check
- Purity: 99.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: (2Z)-2,3-Dibromo-4-oxo-2-butenoic acid
- Price: ￥348.0/100g ￥118.0/25g
- Purity: 99.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Mucobromic acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: Mucobromic acid
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
- Email: info@tianfuchem.com
488-11-9
488-11-9 structure
- Name: (2Z)-2,3-Dibromo-4-oxo-2-butenoic acid
- Chemical Name: Mucobromic acid
- CAS Number: 488-11-9
- Molecular Formula: C4H2Br2O3
- Molecular Weight: 257.865
- Catalog: Chemical reagent Organic reagent fatty acid
- Create Date: 2018-07-09 09:59:18
- Modify Date: 2025-08-22 18:22:30
| Name | Mucobromic acid |
|---|---|
| Synonyms |
Malealdehydic acid,dibromo
(Z)-2,3-dibromo-4-oxobut-2-enoic acid 2,3-Dibromomalealdehydic acid Dibromo maleic monaldehyde Bromomucic acid 2-Butenoic acid, 2,3-dibromo-4-oxo-, (2Z)- MucobromicAcid 2,3-dibromo-4-oxo-cis-crotonic acid Mucobromsaeure EINECS 207-670-5 DIBROMOALDEHYDOACRYLIC ACID 3,4-Dibromo-5-hydroxy-2(5H)-furanone (2Z)-2,3-Dibromo-4-oxobut-2-enoic acid Dibromomalealdehydic acid 2,3-Dibrom-4-oxo-cis-crotonsaeure 2(5H)-Furanone, 3,4-dibromo-5-hydroxy- (2Z)-2,3-Dibromo-4-oxo-2-butenoic acid 3,4-dibromo-5-hydroxyfuran-2(5H)-one MFCD00063745 |
| Density | 2.8±0.1 g/cm3 |
|---|---|
| Boiling Point | 408.9±45.0 °C at 760 mmHg |
| Melting Point | 120-124 °C(lit.) |
| Molecular Formula | C4H2Br2O3 |
| Molecular Weight | 257.865 |
| Flash Point | 201.1±28.7 °C |
| Exact Mass | 255.837051 |
| PSA | 54.37000 |
| LogP | 0.07 |
| Vapour Pressure | 0.0±2.2 mmHg at 25°C |
| Index of Refraction | 1.744 |
| Water Solubility | methanol: 0.1 g/mL, clear |
| Symbol |
GHS05 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H314 |
| Precautionary Statements | P280-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges |
| Hazard Codes | C:Corrosive; |
| Risk Phrases | R34 |
| Safety Phrases | S26-S36/37/39-S45 |
| RIDADR | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | III |
| Hazard Class | 8 |
| HS Code | 29183000 |
| HS Code | 2918300090 |
|---|---|
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |