Structural formula
| Business number | 03LK |
|---|---|
| Molecular formula | C6H7NO2 |
| Molecular weight | 125.13 |
| label |
1-ethyl-1H-pyrrole-2,5-dione, N-ethyl anhydrous malimide, N-Ethylmaleimide, 1-ethyl-1h-pyrrole-5-dione, Enzymes·Proteins·Peptides |
Numbering system
CAS number:128-53-0
MDL number:MFCD00005509
EINECS number:204-892-4
RTECS number:UX9625000
BRN number:112448
PubChem number:24278420
Physical property data
None
Toxicological data
, Acute Toxicity: Rat transperitoneal LDLO: 17mg/kg
Rat brainLDLO：1669ug/kg
Mouse transperitoneal LD5O: 25mg/kg
2, mutagenicity: Aspergillus nidulans sex chromosome defects and non-disjunction: 30umoL/L
Human HeLa cells DNA inhibition test system: 750nmoL/L
Rat liverDNA inhibition test system: 2umoL
Hamster lungDNA inhibition test system: 750nmoL/L
Ecological data
None
Molecular structure data
5. Molecular property data:
1. Molar refractive index: 31.20
2. Molar volume (m3/mol）：103.6
3. isotonic specific volume (90.2K):264.9
4. Surface Tension (dyne/cm):42.7
5. Polarizability（10-24cm3):12.37
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 2
4. Number of rotatable chemical bonds: 1
5. Number of tautomers: none
6. Topological molecule polar surface area 37.4
7. Number of heavy atoms: 9
8. Surface charge: 0
9. Complexity: 166
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
None
Storage method
None
Synthesis method
None
Purpose
None
�42.7
5. Polarizability（10-24cm3):12.37
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 2
4. Number of rotatable chemical bonds: 1
5. Number of tautomers: none
6. Topological molecule polar surface area 37.4
7. Number of heavy atoms: 9
8. Surface charge: 0
9. Complexity: 166
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
None
Storage method
None
Synthesis method
None
Purpose
None
