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12-Crown-4

12-冠-4醚

品牌
Alfa Aesar
CAS
294-93-9
货号
A11972
包装型号
规格纯度
98%
参考价格
748 *本价格含增值税费
促销
数量
-+
产品介绍:

应用
It serves as an aprotic "solvent" for alkali metals, the sodium solution is a strong reducing agent.

备注
Light & Air Sensitive & Hygroscopic. Store under inert gas. Keep in a tightly closed container.

基本信息

MDL
MFCD00005103

EINECS
206-036-5

分子式
C8H16O4

分子量
176.22

熔点
17°

沸点
68-70°/0.1mm

闪点
>109°(228°F)

密度
1.108

折射率
1.4620

灵敏度
Hygroscopic. Air Sensitive. Light Sensitive. Store under Nitrogen. Ambient temperatures.

形态
Liquid

溶解性
Fully miscible in water.

Beilstein
1363064

GHS危害和防范说明

GHS符号

Hazard Statements
H330-H315-H319-H361
Fatal if inhaled.Causes skin irritation.Causes serious eye irritation.Suspected of damaging fertility or the unborn child.

Precautionary Statements
P260-P304+P340-P305+P351+P338-P320-P405-P501a
Do not breathe dust/fume/gas/mist/vapours/spray.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Specific treatment is urgent (see label).Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
6.1

包装组
II

危险类别
26-36/38-62
Very toxic by inhalation.Irritating to eyes and skin.Possible risk of impaired fertility.

安全等级
4-9-20-23-26-28-36/37/39-45-60
Keep away from living quarters.Keep container in a well-ventilated place.When using do not eat or drink.Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer).In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer).Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste

欧盟危险品标志

RTECS
XF0550000

TSCA

阿法埃莎

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