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4-溴丁酸乙酯

4-溴丁酸乙酯用途

【用途一】
用作农药、医药中间体

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4-溴丁酸乙酯名称

[ CAS 号 ]:
2969-81-5

[ 中文名 ]:
4-溴丁酸乙酯

[ 英文名 ]:
Ethyl 4-bromobutanoate

[中文别名 ]:

乙基-4-溴丁酯

[英文别名 ]:

1-bromo-3-carboethoxypropane
MFCD00000259
Ethyl 4-bromobutyrate
4-bromobutyric acid ethyl ester
EINECS 221-005-6
4-bromobutylic acid ethyl ester
Butanoic acid, 4-bromo-, ethyl ester
Butanoic acid, 4-bromo-, ethyl ester (9CI)
Ethyl 4-bromobutanoate
ETHYL-4-BROMOBUTYRATE

4-溴丁酸乙酯物理化学性质

[ 密度 ]:
1.4±0.1 g/cm3

[ 沸点 ]:
198.3±23.0 °C at 760 mmHg

[ 分子式 ]:
C₆H₁₁BrO₂

[ 分子量 ]:
195.054

[ 闪点 ]:
90.6±0.0 °C

[ 精确质量 ]:
193.994232

[ PSA ]:
26.30000

[ LogP ]:
2.00

[ 外观性状 ]:
略黄色液体

[ 蒸汽压 ]:
0.4±0.4 mmHg at 25°C

[ 折射率 ]:
1.458

[ 储存条件 ]:
室温

[ 水溶解性 ]:
immiscible

4-溴丁酸乙酯MSDS

4-溴丁酸乙酯安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
Xn:Harmful

[ 风险声明 (欧洲) ]:
R22;R36/37/38

[ 安全声明 (欧洲) ]:
S26-S36-S37/39

[ 危险品运输编码 ]:
2929

[ WGK德国 ]:
3

[ 包装等级 ]:
I; II

[ 危险类别 ]:
6.1

[ 海关编码 ]:
2915900090

4-溴丁酸乙酯合成路线

4-溴丁酸乙酯上下游产品

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4-溴丁酸乙酯制备

1.制法：

于装有搅拌器、温度计、通气导管的反应瓶中，加入γ-丁内酯（2）200g（2.33mol），无水乙醇375mL，冰盐浴冷至0℃，通入干燥的溴化氢气体，直至反应物无变化，约需2h。于0℃放置24h。将反应物倒入1L冷水中，充分搅拌后，分出有机层，水层用溴乙烷提取2次，每次10mL。合并有机层，乙醇用2%的氢氧化钾溶液、稀盐酸、水洗涤，无水硫酸钠干燥，回收溶剂后，减压分馏，收集97～99℃/3.3kPa的馏分，得γ-溴代丁酸乙酯（1）350～380g，收率77%～84%。

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4-溴丁酸乙酯海关

[ 海关编码 ]: 2915900090

[ 中文概述 ]:
2915900090. 其他饱和无环一元羧酸及其酸酐（酰卤、过氧）化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ Summary ]:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

4-溴丁酸乙酯文献

Synthesis, Characterization, and Application in HeLa Cells of an NIR Light Responsive Doxorubicin Delivery System Based on NaYF4:Yb,Tm@SiO2-PEG Nanoparticles.

ACS Appl. Mater. Interfaces 7 , 14992-9, (2015)

Herein, we present a phototriggered drug delivery system based on light responsive nanoparticles, which is able to release doxorubicin upon NIR light illumination. The proposed system is based on upco...

Functional polymers and sequential copolymers by phase transfer catalysis. Pugh C and Percec V.

Polym. Bull. 16(6) , 513-520, (1986)

Enzyme-linked immunosorbent assay development for the beta-adrenergic agonist zilpaterol.

J. Agric. Food Chem. 52(8) , 2159-66, (2004)

Zilpaterol is an beta-adrenergic agonist approved for use in cattle in South Africa and Mexico as a growth promoter. It is not currently approved for use in the EU, USA, or Asia. Here, we report the d...

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