
structural formula
| business number | 01u4 |
|---|---|
| molecular formula | c18h19n3o2 |
| molecular weight | 309.36 |
| label |
diacetamidoazobenzene, double vinegar zotto, pellidol |
numbering system
cas number:83-63-6
mdl number:none
einecs number:201-490-0
rtecs number:ab4230000
brn number:none
pubchem id:none
physical property data
1. character:yellow-red crystalline powder.
2. density (g/ml,25/4℃): unsure
3. relative vapor density (g/ml,air=1): unsure
4. melting point (ºc): 74~76℃
5. boiling point (ºc,normal pressure): unsure
6. boiling point (ºc,5.2kpa): unsure
7. refractive index: uncertain
8. flashpoint (ºc): unsure
9. specific optical rotation (º): unsure.
10. autoignition point or ignition temperature (ºc): unsure
11. vapor pressure (kpa,25ºc): unsure
3. isotonic specific volume (90.2k):694.6
4. surface tension (dyne/cm):39.7
5. polarizability(10-24cm3):36.24
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 3.6
2. number of hydrogen bond donors: 0
3. number of hydrogen bond acceptors: 4
4. number of rotatable chemical bonds: 3
5. number of tautomers: none
6. topological molecule polar surface area 62.1
7. number of heavy atoms: 23
8. surface charge: 0
9. complexity: 449
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
there are two crystal forms : brick red needle-like crystal, melting point is 65℃; red prismatic crystal, melting point is75 ℃. there are also literature records that believe that there is only one crystal form: yellowish-red crystalline powder with a melting point of 74~76℃ . soluble in ethanol, chloroform, ether, benzene, acetone, fixed oil, fat and petroleum, insoluble in water.
storage method
this product should be sealed and stored in a cool, dry place .
synthesis method
none yet
purpose
used for medical disinfection.
pt”>.soluble in ethanol, chloroform, ether, benzene, acetone, fixed oil, fat and petroleum, insoluble in water.
storage method
this product should be sealed and stored in a cool, dry place .
synthesis method
none yet
purpose
used for medical disinfection.

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