应用
L-(-)-Malic acid is used as Selective α-amino protecting reagent for amino acid derivatives. Versatile synthon for the preparation of chiral compounds including κ-opioid rece. It also acts as active ingredient in many sour or tart foods. It is used as synthesizing disincrustant and fluorescent whitening agent. It aids in the production of polyester and alcohol acid resins.

备注
Incompatible with Bases, Oxidizing agents, Reducing agents, Alkali metals .

基本信息

MDL
MFCD00064213

EINECS
202-601-5

分子式
C₄H₆O₅

分子量
134.09

熔点
100-106°

闪点
220°(428°F)

密度
1.60

灵敏度
Ambient temperatures.

形态
Crystalline powder

溶解性
Soluble in acetone, dioxane, water, methanol and ethanol. Insoluble in benzene

Beilstein
1723541

Merck
14,5707

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
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.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.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
Irritating to eyes, respiratory system and skin.

安全等级
26-37-60
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.This material and its container must be disposed of as hazardous waste

RTECS
ON7175000

TSCA
是