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97-67-6 - L-(-)-Malic acid, 97% - (S)-(-)-Hydroxysuccinic acid - (S)-(-)-Hydrosuccinic acid - A13702 - Alfa Aesar

A13702 L-(-)-Malic acid, 97%

CAS Number
97-67-6
Synonyms
(S)-(-)-Hydroxysuccinic acid
(S)-(-)-Hydrosuccinic acid

Size Price ($) Quantity Availability
100g 62.52
250g 127.72
500g 202.76
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L-(-)-Malic acid, 97%

MDL
MFCD00064213
EINECS
202-601-5

Chemical Properties

Formula
C4H6O5
Formula Weight
134.09
Melting point
100-106°
Flash Point
220°(428°F)
Density
1.60
Solubility
Soluble in acetone, dioxane, water, methanol and ethanol. Insoluble in benzene

Applications

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.

Notes

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

Literature References

Isao Takata; Kozo Yamamoto; Tetsuya Tosa; Ichiro Chibata. Immobilization of Brevibacterium flavum with carrageenan and its application for continuous production of l-malic acid.Enzyme and Microbial Technology.1980, 2 30-36.

F. A. T. Anet. The Configuration of Deuterio-l-malic acid Produced Enzymatically. Synthesis of Threo-3-deuterio-dl-malic acid. J. Am. Chem. Soc.1960, 82 (4), 994-995.

Resolving agent for chiral amines; see, for example: Org. Synth. Coll., 2, 506 (1943).

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/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. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,5707
Beilstein
1723541
Harmonized Tariff Code
2918.19
TSCA
Yes
RTECS
ON7175000

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