structural formula
business number | 06hl |
---|---|
molecular formula | c10h10o4 |
molecular weight | 194.18 |
label |
benzylmethylmalonic acid, benzyl-malonsaeure, acidic solvent |
numbering system
cas number:616-75-1
mdl number:mfcd00004261
einecs number:210-491-5
rtecs number:oo0525000
brn number:643530
pubchem number:24848075
physical property data
1. properties: white prismatic crystals.
2. density (g/ml, 25/4℃): 1.37
3. relative vapor density (g/ml, air=1): undetermined
4 . melting point (ºc): 117~120
5. boiling point (ºc, normal pressure): 378.4
6. boiling point (ºc, 5.2kpa): undetermined
7. refractive index: undetermined
8. flash point (ºc): 196.8
9. specific rotation (º): undetermined
10. autoignition point or ignition temperature (ºc): undetermined
11. vapor pressure (kpa, 25ºc): undetermined
12. saturated vapor pressure (kpa, 60ºc ): undetermined
13. heat of combustion (kj/mol): undetermined
14. critical temperature (ºc): undetermined
15. critical pressure (kpa): undetermined
16. log value of oil-water (octanol/water) distribution coefficient: undetermined
17. explosion upper limit (%, v/v): undetermined
18. lower explosion limit (%, v/v): undetermined
19. solubility: easily ethanol, ether, water and hot benzene.
toxicological data
none
ecological data
1. other harmful effects: this substance may be harmful to the environment, and special attention should be paid to water bodies.
molecular structure data
1. molar refractive index: 48.15
2. molar volume (cm3/mol): 144.8
3. isotonic specific volume (90.2k ): 404.4
4. surface tension (dyne/cm): 60.6
5. polarizability (10-24cm3):19.09
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 1.5
2. number of hydrogen bond donors: 2
3. number of hydrogen bond acceptors: 4
4. number of rotatable chemical bonds: 4
5. number of tautomers: none
6. topological molecule polar surface area 74.6
7. number of heavy atoms: 14
8. surface charge: 0
9. complexity: 204
10. number of isotope atoms: 0
11. determine the number of atomic stereocenters�:0
12. uncertain number of stereocenters of atoms: 0
13. determined number of stereocenters of chemical bonds: 0
14. uncertain chemical bonds number of stereocenters: 0
15. number of covalent bond units: 1
properties and stability
1. heat to 180℃ and decompose into carbon dioxide and hydrogenated cinnamic acid. irritating.
2. exist in smoke.
storage method
this product should be kept sealed.
synthesis method
none
purpose
organic synthesis.