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766-38-1

766-38-1结构式
766-38-1结构式

化源商城直购

中文名 3,4-二溴-5-羟基呋喃-2(5h)-酮
英文名 3,4-dibromo-2-hydroxy-2H-furan-5-one
英文别名 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
2-Butenoic acid, 2,3-dibromo-4-oxo-, (2Z)-
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
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
密度 2.8±0.1 g/cm3
沸点 408.9±45.0 °C at 760 mmHg
分子式 C4H2Br2O3
分子量 257.865
闪点 201.1±28.7 °C
精确质量 255.837051
PSA 46.53000
LogP 0.07
外观性状 固体
蒸汽压 0.0±2.2 mmHg at 25°C
折射率 1.744
储存条件 2-8°C
危害码 (欧洲) Xn
海关编码 2932209090

~95%

766-38-1结构式

766-38-1

文献:Aquino; Bruno; Riccio; Gomez-Paloma Organic Letters, 2006 , vol. 8, # 21 p. 4831 - 4834

~71%

766-38-1结构式

766-38-1

文献:Cunha, Silvio; Oliveira, Caio C.; Sabino, Jose R. Journal of the Brazilian Chemical Society, 2011 , vol. 22, # 3 p. 598 - 603

~%

766-38-1结构式

766-38-1

文献:Chavanne Annales de Chimie (Cachan, France), 1904 , vol. <8> 3, p. 548 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1903 , vol. 137, p. 993 Show Details Chavanne Bulletin des Societes Chimiques Belges, 1911 , vol. 25, p. 272
海关编码 2932209090
中文概述 2932209090. 其他内酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素 品名, 成分含量, 用途
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%