8.04812

Methylenesuccinic acid

for synthesis

• Synonym(e): Methylenesuccinic acid, Itaconic acid
• Lineare Formel: HOOCCH₂C(=CH₂)COOH
• CAS-Nummer: 97-65-4
• Molekulargewicht: 130.10
• UNSPSC Code: 12352106
• EC Index Number: 202-599-6
• NACRES: NA.22
• MDL number: MFCD00004260
• Assay: ≥99.0% (HPLC)

Eigenschaften

• vapor pressure: 0.0000115 Pa ( 20 °C)
• Quality Segment: 200
• assay: ≥99.0% (HPLC)
• autoignition temp.: 430 °C
• potency: >2000 mg/kg LD₅₀, oral (Rat)
• pH: 2 (20 °C, 10 g/L in H₂O)
• mp: 163-168.4 °C
• solubility: 77.49 g/L
• density: 0.949 g/cm³ at 25 °C
• storage temp.: 2-30°C
• SMILES string: [O-]C(=O)CC(=C)C(=O)[O-].[H+].[H+]
• InChI: 1S/C5H6O4/c1-3(5(8)9)2-4(6)7/h1-2H2,(H,6,7)(H,8,9)
• InChI key: LVHBHZANLOWSRM-UHFFFAOYSA-N

Beschreibung

Analysis Note

Assay (HPLC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 163 °C
Melting range (upper value): ≤ 167 °C
Identity (IR): passes test

Sicherheitshinweise

• pictograms: GHS05
• signalword: Danger
• hcodes: H318
• pcodes: P280 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1
• Lagerklasse: 13 - Non Combustible Solids
• wgk: WGK 1