2,3-dimethoxybenzaldehyde
structural formula
| business number | 01wr |
|---|---|
| molecular formula | c9h10o3 |
| molecular weight | 166.17 |
| label |
(ch3o)2c6h3cho |
numbering system
cas number:86-51-1
mdl number:mfcd00003309
einecs number:201-677-7
rtecs number:cu5732000
brn number:908264
pubchem number:24893406
physical property data
1. character:white crystal
2. density (g/ml,25/4℃): undetermined
3. relative vapor density (g/ml,air=1): undetermined
4. melting point (ºc):48-52℃
5. boiling point (ºc,normal pressure): 137℃(ºc,12 mmhg)
6. boiling point (ºc,5.2kpa): undetermined
7. refractive index: undetermined
8. flashpoint (ºc):> 110℃
9. specific optical rotation (º): undetermined
10. autoignition point or ignition temperature (ºc): undetermined
11. 1. molar refractive index:46.36
2. molar volume (m3/mol）：149.1
3. isotonic specific volume (90.2k):365.6
4. surface tension (dyne/cm):36.1
5. polarizability（10-24cm3):18.37
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: 3
4. number of rotatable chemical bonds: 3
5. number of tautomers: none
6. topological molecule polar surface area 35.5
7. number of heavy atoms: 12
8. surface charge: 0
9. complexity: 147
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 yet
storage method
sealed at4℃save dry and protected from light
synthesis method
by2-methoxy-3-hydroxybenzaldehyde (ortho-vanillaldehyde) is obtained by reacting with dimethyl sulfate.
purpose
this product is organic synthetic intermediate, used in the pharmaceutical industry to synthesize berberine, etc.
number of stereocenters of chemical bonds: 0
15. number of covalent bond units: 1
properties and stability
none yet
storage method
sealed at4℃save dry and protected from light
synthesis method
by2-methoxy-3-hydroxybenzaldehyde (ortho-vanillaldehyde) is obtained by reacting with dimethyl sulfate.
purpose
this product is organic synthetic intermediate, used in the pharmaceutical industry to synthesize berberine, etc.
