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L-(-)-Malic Acid
(CAS RN:97-67-6 Product Number:M0022)


L-(-)-Malic Acid
Synonym L-(-)-Apple Acid

General Information

Product Number M0022

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Purity/Analysis Method >98.0%(T)
Storage Temperature
M.F. / M.W. C4H6O5=134.09
CAS RN 97-67-6
Related CAS RN
MDL Number MFCD00064213
  • Product Details
  • Safety & Regulations
  • Reference & Application


Purity(GC) min. 97.0 %
Optical purity(GC) min. 98.0 ee%
Purity(Neutralization titration) min. 98.0 %
Melting point 101.0 to 105.0 deg-C
Specific rotation [a]20/D -6.0 to -7.0 deg(C=10, Acetone)
Solubility in Water almost transparency

Data of Reference

ee >98.0%(GC)


Beilstein 3,419
Reaxys-RN 1723541
PubChem SID 87572140
Merck Index(14) 5707


Signal Word Danger
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H318
  • :Causes serious eye damage.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, face protection.
  • P302+P352+P332+P313+P362+P364
  • :If on skin: Wash with plenty of soap and water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P310
  • :If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a poison center or doctor.

Transport Information

HS Number 2918.19.6000


PubMed Literature

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