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Substance Name: Malic acid [NF]
RN: 6915-15-7
UNII: 817L1N4CKP
InChIKey: BJEPYKJPYRNKOW-UHFFFAOYSA-N

Classification Codes

  • Pharmaceutic Aid (Acidifying Agent)
  • Skin / Eye Irritant

Molecular Formula

  • C4-H6-O5

Molecular Weight

  • 134.0864
 
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Names and Synonyms

Name of Substance

  • Malic acid
  • Malic acid [NF]

Synonyms

  • (+-)-Hydroxysuccinic acid
  • (+-)-Malic acid
  • 2-Hydroxyethane-1,2-dicarboxylic acid
  • AI3-06292
  • alpha-Hydroxysuccinic acid
  • Caswell No. 537
  • CCRIS 2950
  • CCRIS 6567
  • Deoxytetraric acid
  • DL-Malic acid
  • EC 210-514-9
  • EC 230-022-8
  • EINECS 210-514-9
  • EINECS 230-022-8
  • EPA Pesticide Chemical Code 051101
  • FDA 2018
  • FEMA No. 2655
  • FEMA Number 2655
  • HSDB 1202
  • Hydroxybutandisaeure
  • Hydroxybutanedioic acid
  • Hydroxybutanedioic acid, (+-)-
  • Hydroxysuccinic acid
  • Kyselina hydroxybutandiova
  • Kyselina hydroxybutandiova [Czech]
  • Kyselina jablecna
  • Kyselina jablecna [Czech]
  • Malate
  • Malic acid
  • Malicum acidum
  • Monohydroxybernsteinsaeure
  • Musashi-no-Ringosan
  • NSC 25941
  • Pomalus acid
  • R,S(+-)-Malic acid
  • Succinic acid, hydroxy-
  • UNII-817L1N4CKP

Systematic Names

  • Butanedioic acid, 2-hydroxy-
  • Butanedioic acid, hydroxy-
  • DL-Malic acid
  • Hydroxybutanedioic acid
  • Malic acid

Superlist Names

  • (+-)-1-Hydroxy-1,2-ethanedicarboxylic acid
  • DL-Malic acid
  • Malic acid
  • Malic acid, dl-

Mixture Name

  • Guna-lympho

Registry Numbers

CAS Registry Number

  • 6915-15-7

FDA UNII

  • 817L1N4CKP

Other Registry Numbers

  • 1334703-48-8
  • 41308-42-3
  • 617-48-1
  • 623158-98-5
  • 879715-44-3

Related Registry Number

  • 676-46-0 (di-hydrochloride salt)

System Generated Number

  • 0006915157

Structure Descriptors

InChI

InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)

InChIKey

BJEPYKJPYRNKOW-UHFFFAOYSA-N

Smiles

OC(CC(=O)O)C(=O)O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 50mg/kg (50mg/kg)   "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 4937, 1982.
mouse LD50 oral 1600mg/kg (1600mg/kg)   Kodak Company Reports. Vol. #82-0458,
rat LD50 intraperitoneal 100mg/kg (100mg/kg)   "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 4937, 1982.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 131 deg C   EXP
pKa Dissociation Constant 3.4 (none) 25 EXP
log P (octanol-water) -1.26E+00 (none)   EXP
Water Solubility 1.00E+06 mg/L 20 EXP
Henry's Law Constant 8.40E-13 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 8.31E-12 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.