8.00380
Maleic acid
for synthesis
Synonym(s):
cis-Butenedioic acid, Toxilic acid
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About This Item
vapor pressure
<0.1 hPa ( 20 °C)
Quality Level
Assay
≥99% (acidimetric)
form
powder
potency
708 mg/kg LD50, oral (Rat)
1560 mg/kg LD50, skin (Rabbit)
pH
1.3 (20 °C, 100 g/L in H2O)
mp
130-135 °C (lit.)
solubility
478.8 g/L
density
1.59 g/mL at 25 °C (lit.)
bulk density
750‑800 kg/m3
storage temp.
2-30°C
SMILES string
OC(=O)\C=C/C(O)=O
InChI
1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1-
InChI key
VZCYOOQTPOCHFL-UPHRSURJSA-N
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Related Categories
Application
- Food industry metabolomics: Maleic acid is identified as a key metabolite in the profiling of jelly fungi, aiding in the determination of biomarkers for different flesh colors, which is vital for quality assessment in the food industry (Ye et al., 2024).
- Chromatography device innovation: Maleic acid contributes to the design and characterization of an electrochemically-modulated membrane chromatography device, enhancing the precision and functionality of separation technologies in analytical chemistry (Röcker et al., 2024).
Analysis Note
Melting range (lower value): ≥ 130 °C
Melting range (upper value): ≤ 135 °C
Assay (acidimetric): ≥ 99.0 %
Identity (IR): passes test
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1 - Skin Sens. 1 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
8A - Combustible corrosive hazardous materials
WGK
WGK 1
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
ISHL Indicated Name
Substances Subject to be Indicated Names
ISHL Notified Names
Substances Subject to be Notified Names
JAN Code
8003800507:
8003800025:
8003805007:
8003800107:
8003801007:
8003800500:
8003809027:
8003805000:
8003800100:
IN28003800500:
8003809050:
8.00380.1000A:
8003809999:
8003801000:
8003800000:
8003809025:
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 8.00380.0500 | 04022536358048 |
| 8.00380.0100 | 04022536358031 |
| 8.00380.1000 | 04022536358055 |
| 8.00380.5000 | 04022536358062 |
| 8.00380.9050 | 04022536358086 |