CAS Number766-38-1
SynonymsMalealdehydic acid,dibromo; 2,3-dibromo-4-hydroxybut-2-enolide; (Z)-2,3-dibromo-4-oxobut-2-enoic acid; 2,3-Dibromomalealdehydic acid; Dibromo maleic monaldehyde; Mucobromic acid lactone; Bromomucic acid; MucobromicAcid; 2,3-dibromo-4-oxo-cis-crotonic acid; Mucobromsaeure; 4-hydroxy-3,4-dibromobutenolide; 3,4-dibromo-5-hydroxy-5H-furan-2-one; 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; (2Z)-2,3-Dibromo-4-oxo-2-butenoic acid; 3,4-dibromo-5-hydroxyfuran-2(5H)-one
Molecular FormulaC4H2Br2O3
Molecular Weight257.865
Purity96+%
Density2.8±0.1 g/cm3
Boiling Point408.9±45.0 °C at 760 mmHg
Appearancesolid
EINECS0
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 766-38-1 |
| Catalog No. | 2A-1125010 |
| Chinese Name | 3,4-二溴-5-羟基呋喃-2(5h)-酮 |
| Synonyms | Malealdehydic acid,dibromo; 2,3-dibromo-4-hydroxybut-2-enolide; (Z)-2,3-dibromo-4-oxobut-2-enoic acid; 2,3-Dibromomalealdehydic acid; Dibromo maleic monaldehyde; Mucobromic acid lactone; Bromomucic acid; MucobromicAcid; 2,3-dibromo-4-oxo-cis-crotonic acid; Mucobromsaeure; 4-hydroxy-3,4-dibromobutenolide; 3,4-dibromo-5-hydroxy-5H-furan-2-one; 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; (2Z)-2,3-Dibromo-4-oxo-2-butenoic acid; 3,4-dibromo-5-hydroxyfuran-2(5H)-one |
| Molecular Formula | C4H2Br2O3 |
| Molecular Weight | 257.865 |
| Purity | 96+ |
| Density | 2.8±0.1 g/cm3 |
| Boiling Point | 408.9±45.0 °C at 760 mmHg |
| Appearance | solid |
| Storage Condition | 2-8°C |
| EINECS | 0 |
| HTC | 2932209090 |
| UN(IATA) | 0 |
| PubChem ID | 137893 |
| SMILES | O=C1OC(O)C(Br)=C1Br |
| InChI | InChI=1S/C4H2Br2O3/c5-1-2(6)4(8)9-3(1)7/h3,7H |
| InChI Key | PKDBSOOYVOEUQR-UHFFFAOYSA-N |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Product name: Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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