硬脂酸乙酯结构式
|
常用名 | 硬脂酸乙酯 | 英文名 | Ethyl Stearate |
|---|---|---|---|---|
| CAS号 | 111-61-5 | 分子量 | 312.530 | |
| 密度 | 0.9±0.1 g/cm3 | 沸点 | 356.0±0.0 °C at 760 mmHg | |
| 分子式 | C20H40O2 | 熔点 | 34-38 °C(lit.) | |
| MSDS | 中文版 美版 | 闪点 | 161.0±7.5 °C | |
| 符号 |
GHS07 |
信号词 | Warning |
硬脂酸乙酯用途硬脂酸乙酯是一种生物化学试剂,可作为生物材料或有机化合物用于生命科学相关研究。 |
| 中文名 | 硬脂酸乙酯 |
|---|---|
| 英文名 | ethyl stearate |
| 中文别名 | 硬脂酯乙酯 | 十八酸乙酯 |
| 英文别名 | 更多 |
| 密度 | 0.9±0.1 g/cm3 |
|---|---|
| 沸点 | 356.0±0.0 °C at 760 mmHg |
| 熔点 | 34-38 °C(lit.) |
| 分子式 | C20H40O2 |
| 分子量 | 312.530 |
| 闪点 | 161.0±7.5 °C |
| 精确质量 | 312.302826 |
| PSA | 26.30000 |
| LogP | 9.21 |
| InChIKey | MVLVMROFTAUDAG-UHFFFAOYSA-N |
| SMILES | CCCCCCCCCCCCCCCCCC(=O)OCC |
| 外观性状 | 白色粉末或晶体 |
| 蒸汽压 | 0.0±0.8 mmHg at 25°C |
| 折射率 | 1.446 |
| 储存条件 | 储存于阴凉、通风的库房。远离火种、热源。应与氧化剂、酸类、碱类分开存放,切忌混储。配备相应品种和数量的消防器材。储区应备有合适的材料收容泄漏物。 |
| 稳定性 | 1. 禁止与强氧化剂、强酸、强碱接触。 2. 存在于烤烟烟叶、香料烟烟叶中。 3. 天然存在于葡萄白兰地酒、啤酒、可可中。 |
| 分子结构 | 五、分子性质数据: 1、 摩尔折射率:96.48 2、 摩尔体积(cm3/mol):362.1 3、 等张比容(90.2K):852.5 4、 表面张力(dyne/cm):30.7 5、 极化率(10-24cm3):38.24 |
| 计算化学 | 1.疏水参数计算参考值(XlogP):8.9 2.氢键供体数量:0 3.氢键受体数量:2 4.可旋转化学键数量:18 5.互变异构体数量:无 6.拓扑分子极性表面积26.3 7.重原子数量:22 8.表面电荷:0 9.复杂度:226 10.同位素原子数量:0 11.确定原子立构中心数量:0 12.不确定原子立构中心数量:0 13.确定化学键立构中心数量:0 14.不确定化学键立构中心数量:0 15.共价键单元数量:1 |
| 更多 | 1. 性状:白色结晶型固体。无味或几乎无味。 2. 密度(g/mL,35℃):1.057 3. 相对蒸汽密度(g/mL,空气=1):未确定 4. 熔点(ºC):33-35 5. 沸点(ºC,常压):213~215(2kpa) 6. 沸点(ºC,0.023kPa):152 7. 折射率(n40D):1.4349 8. 闪点(ºC):>110 9. 比旋光度(º):未确定 10. 自燃点或引燃温度(ºC):未确定 11. 蒸气压(mmHg,20ºC):未确定 12. 饱和蒸气压(kPa,152 ºC):0.023 13. 燃烧热(KJ/mol):未确定 14. 临界温度(ºC):未确定 15. 临界压力(KPa):未确定 16. 油水(辛醇/水)分配系数的对数值:未确定 17. 爆炸上限(%,V/V):未确定 18. 爆炸下限(%,V/V):未确定 19. 溶解性:不溶于水,溶于醇、醚。 |
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| 符号 |
GHS07 |
|---|---|
| 信号词 | Warning |
| 危害声明 | H315-H319-H335 |
| 警示性声明 | P305 + P351 + P338 |
| 个人防护装备 | dust mask type N95 (US);Eyeshields;Gloves |
| 危害码 (欧洲) | Xi: Irritant; |
| 风险声明 (欧洲) | R36/37/38 |
| 安全声明 (欧洲) | S26-S36 |
| 危险品运输编码 | NONH for all modes of transport |
| WGK德国 | 2 |
| RTECS号 | WI3600000 |
| 海关编码 | 2915709000 |
| 硬脂酸乙酯上游产品 10 | |
|---|---|
| 硬脂酸乙酯下游产品 10 | |
1. 由硬脂酸和无水乙醇经酯化反应制得。
2. 烟草:OR,26;FC,18。
| 海关编码 | 2915709000 |
|---|---|
| 中文概述 | 2915709000. 棕榈酸及其盐和酯、硬脂酸盐、酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 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, 硬脂酸和软脂酸的含量 |
| Summary | 2915709000. palmitic acid and its salts and esters. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
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| Ethyl n-octadecanoate |
| Ethyl stearate |
| Stearic Acid ethyl ester |
| ethyl octadecanoate |
| Octadecanoic acid, ethyl ester |
| EINECS 203-887-4 |
| UNII-C64RTC734W |
| STEARIC ACID, ETHYL ESTER |
| Ethyl octadecanoate,Stearic acid ethyl ester |
| MFCD00009006 |