Malic acid
USP/1374601 - United States Pharmacopeia (USP) Reference Standard
Synonym: DL-Malic acid; (±)
CAS Number: 6915-15-7
Empirical Formula (Hill Notation): C4H6O5
Molecular Weight: 134.09
MDL Number: MFCD00064212
Linear Formula: HO2CCH2CH(OH)CO2H
Product Type: Chemical
API family | malic acid |
application(s) | pharmaceutical (small molecule) |
autoignition temp. | 644 °F |
format | neat |
grade | pharmaceutical primary standard |
InChI | 1S/C4H6O5/c5-2(4(8)9)1-3( |
InChI key | BJEPYKJPYRNKOW-UHFFFAOYSA |
manufacturer/tradename | USP |
mp | 131-133 °C (lit.) |
SMILES string | OC(CC(O)=O)C(O)=O |
storage temp. | 2-8°C |
vapor density | 4.6 (vs air) |
vapor pressure | <0.1 mmHg ( 20 °C) |
Analysis Note: | These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind. |
Application: | Malic acid USP reference standard for use in specified quality tests and assays. Also used to prepare standard and system suitability solution for impurity analysis, specific test and composition according to the given below monographs of United States Pharmacopeia (USP): • Malic Acid • Alanine |
General description: | This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia ![]() ![]() |
Other Notes: | Sales restrictions may apply. |
Symbol | ![]() |
Signal word | Warning |
Hazard statements | H319 |
Precautionary statements | P264 - P280 - P305 + P351 + P338 - P337 + P313 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
mp | 131-133 °C (lit.) |
Storage Temp. | 2-8°C |
UNSPSC | 41116107 |