庚醛 目录
性质
制备
用途
参考资料
导航菜单111-71-781307838C14390Record of CAS RN 111-71-7
Multi tool use醛
乙醇乙醚蓖麻油10-十一烯酸蓖麻酸甲酯亚硫酸氢钠碳酸钠庚醇庚酸
庚醛[1] |
---|
|
IUPAC名 Heptanal
|
别名
| 正庚醛 n-庚醛 水芹醛
|
识别
|
---|
CAS号
| 111-71-7 |
PubChem
| 8130
|
ChemSpider
| 7838
|
SMILES
|
|
InChI
|
- 1/C7H14O/c1-2-3-4-5-6-7-8/h7H,2-6H2,1H3
|
InChIKey
| FXHGMKSSBGDXIY-UHFFFAOYAJ
|
KEGG
| C14390
|
性质
|
---|
化学式
| C7H14O
|
摩尔质量
| 114.18 g·mol⁻¹
|
外观
| 无色具令人不愉快气味的液体[2] |
密度
| 0.80902 (30 °C)
|
熔点
| -43.3 °C(230 K)
|
沸点
| 152.8 °C(426 K)
|
溶解性(水)
| 1.25 g·l−1(20 °C)[2] |
蒸氣壓
| 86 Pa (20 °C)[2] |
折光度n D
| 1.4113 (1.4151) (20 °C)[3] |
危险性
|
---|
警示术语
| R:R10, R38
|
安全术语
| S:S25
|
欧盟分类
| 刺激性 (Xi)
|
LD50 | 14,000 mg/kg (大鼠经口)[3] 10,000 mg/kg (小鼠经口)[3] |
若非注明,所有数据均出自一般条件(25 ℃,100 kPa)下。
|
正庚醛,简称庚醛,分子式C7H14O。
性质
无色有果子香味油状液体。可燃。微溶于水,与乙醇、乙醚混溶。有害,长期接触可引起头晕,并能腐蚀皮肤。
制备
正庚醛为由蓖麻油制取10-十一烯酸时的副产物,由蓖麻酸甲酯在300°C裂解产生。用亚硫酸氢钠和碳酸钠提纯。
用途
用于合成香料、药物、橡胶制品,以及庚醇与庚酸酯等衍生物。
参考资料
^ 默克索引, 11th Edition, 4578.
^ 2.02.12.2 Record of CAS RN 111-71-7 in the GESTIS Substance Database from the IFA
^ 3.03.13.2 中国化工产品大全 上卷,Da129 正庚醛,页508
ANbR4lkOShsuNMYXov9f6SFPs 2l,fH6lDoxqkMWWMNLqa2FA7E3NkGis9sEQ2gvD mnZGjBPSngNq8 DlthSa,VPnR
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