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位置:首页 > 品牌 > 阿法埃莎 > 3,4-二乙氧基-3-环丁烯-1,2-二酮

3,4-Diethoxy-3-cyclobutene-1,2-dione

3,4-二乙氧基-3-环丁烯-1,2-二酮

品牌
Alfa Aesar
CAS
5231-87-8
货号
A19248
包装型号
规格纯度
98%
参考价格
655 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
5231-87-8
3,4-Diethoxy-3-cyclobutene-1,2-dione
3,4-二乙氧基-3-环丁烯-1,2-二酮
Diethyl Squarate
Squaric Acid Diethyl Ester
产品介绍:

基本信息

MDL
MFCD00001333

分子式
C8H10O4

分子量
170.16

沸点
95°/0.1mm

闪点
>110°(230°F)

密度
1.162

折射率
1.5090

灵敏度
Keep Cold.

形态
Liquid

Beilstein
640626

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H334-H317-H335
Causes skin irritation.Causes serious eye irritation.May cause allergy or asthma symptoms or breathing difficulties if inhaled.May cause an allergic skin reaction.May cause respiratory irritation.

Precautionary Statements
P284-P261-P280a-P305+P351+P338-P405-P501a
Wear respiratory protection.Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
36/37/38-42/43
Irritating to eyes, respiratory system and skin.May cause sensitization by inhalation and skin contact.

安全等级
23-24-26-37-45
Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer).Avoid contact with skin.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

欧盟危险品标志

RTECS
GU1772466

TSCA

阿法埃莎

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