5-氯-2-糠醛
|
|
- CAS号:
- 21508-19-0
- 英文名:
- 5-CHLORO-2-FURALDEHYDE
- 英文别名:
- EOS-61611;5-Chlorofurfural;TIMTEC-BB SBB004223;5-CHLORO-2-FURALDEHYDE;5-CHLORO-2-FURALDEHYDE,97%;5-Chloro-2-furaldehyde 98%;5-chlorofuran-2-carbaldeyde;5-CHLORO-2-FURALDEHYDE, 98+%;5-chlorofuran-2-carbaldehyde;5-Chloro-2-furancarboxaldehyde
- 中文名:
- 5-氯-2-糠醛
- 中文别名:
- 5-氯糠醛;5-氯-2-糠醛;5-氯呋喃-2-甲醛;5-氯-2-呋喃甲醛;五氯- 2 -呋喃甲醛;5-CHLORO-2-FURALDEHYDE聽;5-氯-2-糠醛, 98%, 2% 乙醇作稳定剂;5-氯-2-糠醛, 98%, STAB. WITH 2% 乙醇
- CBNumber:
- CB7466429
- 分子式:
- C5H3ClO2
- 分子量:
- 130.53
- MOL File:
- 21508-19-0.mol
|
|
|
5-氯-2-糠醛化学性质
-
熔点:
-
34-37 °C (lit.)
-
|
-
沸点:
-
70°C 10mm
-
|
-
密度:
-
1.361±0.06 g/cm3(Predicted)
-
|
-
闪点:
-
190 °F
-
|
-
储存条件:
-
2-8°C
-
|
-
溶解度:
-
Acetone (Slightly), Methanol (Slightly)
-
|
-
形态:
-
Crystalline Powder
-
|
-
颜色:
-
White to off-white
-
|
-
水溶解性:
-
Insoluble in water.
-
|
-
敏感性:
-
Air Sensitive
-
|
-
BRN:
-
108401
-
|
-
暴露限值:
-
ACGIH: STEL 1000 ppm
OSHA: TWA 1000 ppm(1900 mg/m3) NIOSH: IDLH 3300 ppm; TWA 1000 ppm(1900 mg/m3)-
|
5-氯-2-糠醛性质、用途与生产工艺
5-氯-2-糠醛可用作医药合成中间体,可由糠醛为反应原料制备而得,还可用于化工等领域,如用于一种混凝土多功能复合外加剂的制备。
![5-氯-2-糠醛的合成路线](https://img.chemicalbook.com/NewsImg/2020-07-09/2020797788998371.png)
将糠醛(30mmol)和ZnCl2(30mmol)溶解在AcOH(30mL)中,并在室温搅拌。1小时后,加入少量乙酸(5mL)中的底物(10mmol)。将混合物在70°C下搅拌24小时,并将混合物用Et2O(100mL)稀释,先后用0.1N Na2S2O3(50mL),0.1N NaHCO3(20mL)和盐水(20mL)洗涤。将有机相干燥(Na2SO4),除去溶剂得到粗产物,将其通过柱色谱法或真空蒸馏纯化,得产物5-氯-2-糠醛,收率10%。
5-氯-2-糠醛
上下游产品信息
上游原料
下游产品
更新日期 | 产品编号 | 产品名称 | CAS编号 | 包装 | 价格 |
---|
2024/04/30 | L19971 | 5-氯-2-糠醛, 98%, 2% 乙醇作稳定剂 5-Chloro-2-furaldehyde, 98%, stab. with 2% ethanol | 21508-19-0 | 1g | 464元 |
2024/01/16 | XW215081901 | 5-氯-2-糠醛 | 21508-19-0 | 1G | 61元 |
5-氯-2-糠醛
生产厂家
全球有 98家供应商
5-氯-2-糠醛国内生产厂家
21508-19-0, 5-氯-2-糠醛 相关搜索:
- Organic Building Blocks
- Heterocyclic Building Blocks
- Halogenated Heterocycles
- Chemical Synthesis
- Carbonyl Compounds
- C4 to C8
- C4 to C7
- C1 to C6
- Building Blocks
- Aldehydes
- Heterocyclic Building Blocks
- Halogenated Heterocycles
- FuransHeterocyclic Building Blocks
- Furans
- Building Blocks
- 高端化学
- 合成材料中间体
- Furans
- Heterocyclic Building Blocks
- Building Blocks
- 5-CHLORO-2-FURALDEHYDE聽
- 5-氯呋喃-2-甲醛
- 5-氯-2-糠醛, 98%, 2% 乙醇作稳定剂
- 5-氯糠醛
- 5-氯-2-呋喃甲醛
- 5-氯-2-糠醛, 98%, STAB. WITH 2% 乙醇
- 五氯- 2 -呋喃甲醛
- 5-氯-2-糠醛
- 21508-19-0
- 5-chlorofuran-2-carbaldeyde
- 5-CHLORO-2-FURALDEHYDE ISO 9001:2015 REACH
- 2-Furancarboxaldehyde, 5-chloro-
- EOS-61611
- 5-Chloro-2-furaldehyde, stabilized with 2% ethanol
- 5-Chloro-2-furaldehyde 98%
- 5-Chlorofurfural
- 5-Chloro-2-furancarboxaldehyde
- 5-chlorofuran-2-carbaldehyde
- 5-Chloro-2-furaldehyde, stabilized, 97% 1GR
- 5-chlorofuran-2-carboxaldehyde
- 5-CHLORO-2-FURALDEHYDE
- 5-Chloro-2-furaldehyde, stabilized, 97%
- 5-Chloro-2-furaldehyde,97%,stabilized
- 5-Chloro-2-furaldehyde, 98%, stab. with 2% ethanol
- 5-CHLORO-2-FURALDEHYDE, 98+%
- 5-CHLORO-2-FURALDEHYDE,97%
- TIMTEC-BB SBB004223