8.04812
Methylenesuccinic acid
for synthesis
别名:
Methylenesuccinic acid, Itaconic acid
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关于此项目
线性分子式:
HOOCCH2C(=CH2)COOH
化学文摘社编号:
分子量:
130.10
UNSPSC Code:
12352106
EC Index Number:
202-599-6
NACRES:
NA.22
MDL number:
Assay:
≥99.0% (HPLC)
vapor pressure
0.0000115 Pa ( 20 °C)
Quality Segment
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
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
Melting range (lower value): ≥ 163 °C
Melting range (upper value): ≤ 167 °C
Identity (IR): passes test
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1
存储类别
13 - Non Combustible Solids
wgk
WGK 1