CAS Number21577-50-4
Synonyms2,3-dibromo-4-oxo-but-2-enoic acid; Dibrommaleinaldehydsaeure; 2,3-dibromo-4-oxo-crotonic acid; 2,3-Dibrom-4-oxo-crotonsaeure; 2,3-Dibromo-4-Oxo-2-Butenoic Acid; 2,3-Dibromo-4-oxobut-2-enoic acid; 2,3-dibromomalealdehydic acid
Molecular FormulaC4H2Br2O3
Molecular Weight257.867
Density2.43g/cm3
Boiling Point321.8ºC at 760mmHg
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 21577-50-4 |
| Catalog No. | 2A-9079172 |
| Chinese Name | 2,3-二溴-4-氧-2-丁烯酸 |
| Synonyms | 2,3-dibromo-4-oxo-but-2-enoic acid; Dibrommaleinaldehydsaeure; 2,3-dibromo-4-oxo-crotonic acid; 2,3-Dibrom-4-oxo-crotonsaeure; 2,3-Dibromo-4-Oxo-2-Butenoic Acid; 2,3-Dibromo-4-oxobut-2-enoic acid; 2,3-dibromomalealdehydic acid |
| Molecular Formula | C4H2Br2O3 |
| Molecular Weight | 257.867 |
| Density | 2.43g/cm3 |
| Boiling Point | 321.8ºC at 760mmHg |
| HTC | 2918300090 |
| PubChem ID | 449447 |
| MDL Number | MFCD00006964 |
| SMILES | O=CC(Br)=C(Br)C(=O)O |
| InChI | InChI=1S/C4H2Br2O3/c5-2(1-7)3(6)4(8)9/h1H,(H,8,9)/b3-2+ |
| InChI Key | NCNYEGJDGNOYJX-NSCUHMNNSA-N |
| MSDS | msds/79172_1_21577_50_4.pdf |
| Tax Rebate | 9.0% |
| Supervision | None MFN tariff: 6.5% Ordinary tariff: 30.0% |
| Transport Info | Product name: 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% |
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