
structural formula
| business number | 067z |
|---|---|
| molecular formula | c8h12o4 |
| molecular weight | 172.18 |
| label |
ethyl diacetoacetate, (ch3co)2chco2c2h5 |
numbering system
cas number:603-69-0
mdl number:mfcd00009864
einecs number:210-053-3
rtecs number:none
brn number:775014
pubchem number:24855007
physical property data
physical property data:
1. density (g/ml ,25/4℃):1.104
2. refractive index (nd20):1.47-1.473
3. flashpoint (℃):85
4. boiling point (ºc,17 mmhg): 104-105
toxicological data
none yet
ecological data
3. ecological data:
1. other harmful effects: this substance may be harmful to the environment and should be harmful to water bodies. give special attention.
molecular structure data
5. molecular property data:
1, molar refractive index:40.90
2, molar volume (m3/mol):158.6
3, isotonic specific volume (90.2k ):382.6
4, surface tension (dyne/ cm):33.8
5、 polarizability (10-24cm3): 16.21
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 0.3
2. number of hydrogen bond donors: 0
3. number of hydrogen bond acceptors: 4
4. number of rotatable chemical bonds: 5
5. number of tautomers: 8
6. topological molecule polar surface area 60.4
7. number of heavy atoms: 12
8. surface charge: 0
9. complexity: 193
10. number of isotope atoms: 0
11. determine the number of atomic stereocenters: 0
12. uncertain number of atomic stereocenters: 0
13. determine chemical bonds.number of stereocenters: 0
14. number of uncertain chemical bond stereocenters: 0
15. number of covalent bond units: 1
properties and stability
properties and stability:
no decomposition products may occur under normal temperatures and pressures.
storage method
storage:
seal the secret container and store it in a sealed main container in a cool place dry position.
synthesis method
none yet
purpose
none yet

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