structural formula
business number | 052g |
---|---|
molecular formula | c13h17no |
molecular weight | 203.28 |
label |
n-ethyl-o-crotonotoluidide, ch3ch=chcon(c2h5)c6h4ch3 |
numbering system
cas number:483-63-6
mdl number:mfcd00026989
einecs number:207-596-3
rtecs number:gq7000000
brn number:none
pubchem number:24847834
physical property data
1. character: undetermined
2. density (g/ m3,25/4℃): 0.987
3. relative vapor density (g/cm3,air=1): undetermined
4. melting point (ºc): undetermined
5. boiling point (ºc,normal pressure):153
6. boiling point (ºc,5.2kpa): undetermined
7. refractive index :1.54
8. flash point (ºf):230
9. specific optical 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. oil and water (octanol/log value of the partition coefficient for water: not ok
17. explosion limit (%,v/v): undetermined
18. lower explosion limit (%,v/v): undetermined
19. solubility: undetermined
toxicological data
acute toxicity: orally administered to ratsld50:1500mg/kg, no details except lethal dose;
rat transperitonealld50: 318mg/kg, no details except lethal dose;
rat subcutaneouslyld50: 1630mg/kg, no details except lethal dose;
mouse oral ld50: 1600mg/kg, no details except lethal dose;
mouse transabdominal ld50: 395mg/kg, no details except lethal dose;
mouse subcutaneouslyld50: 1393mg/kg, no details except lethal dose;
ecological data
this substance may be harmful to the environment, and special attention should be paid to water bodies.
molecular structure data
1、 molar refractive index:64.01
2、 molar volume(m3/mol):200.4
3, isotonic specific volume (90.2k): 498.3
4、 surface tension(dyne/cm):38.1
5、 polarizability(10-24cm3):25.37
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 2.8
2. number of hydrogen bond donors: 0
3. number of hydrogen bond acceptors: 1
4. number of rotatable chemical bonds: 3
5. number of tautomers: none
6. topological molecule polar surface area 20.3
7. number of heavy atoms: 15
8. surface charge: 0
9. complexity: 235
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: 1
14. number of uncertain chemical bond stereocenters: 0
15. number of covalent bond units: 1
properties and stability
use and store according to specifications, no decomposition will occur, and avoid contact with oxides
storage method
save in a sealed manner and place it in a ventilated and dry place to avoid contact with other oxides.
synthesis method
none yet
purpose
anti-scabies medicine, used to treat scabies and itchy skin.