Toluene diisocyanate manufacturer Knowledge 3,4-Dimethoxybenzoic acid 3,4-Dimethoxybenzoic acid

3,4-Dimethoxybenzoic acid 3,4-Dimethoxybenzoic acid

3,4-dimethoxybenzoic acid structural formula

Structural formula

Business number 025Q
Molecular formula C9H10O4
Molecular weight 182.17
label

3,4-Dimethoxybenzoic acid,

veratrid acid,

3,4-dimethoxyformic acid,

3,4-Dimethoxybenzoic acid,

3,4-dimethoxybenzoic acid,

veratrumenoic acid,

3,4-Dimethylprotocatechuic acid

Numbering system

CAS number:93-07-2

MDL number:MFCD00002500

EINECS number:202-215-7

RTECS number:DG8598750

BRN number:518285

PubChem number:24893253

Physical property data

1. Character:Acicular or prismatic crystals. Odorless. Can sublimate (rhombus crystal)


2. Density (g/mL,25/4℃): Undetermined


3. Relative vapor density (g/mL,AIR=1): Undetermined


4. Melting point (ºC): 180181 (anhydrous).


5. Boiling point (ºC,Normal pressure):272


6. Boiling point (ºC,5.2kPa): Undetermined


7. Refractive index: undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. 1


3 , Number of hydrogen bond acceptors: 4


4 , Number of rotatable chemical bonds: 3


5 , Number of tautomers:


6 Topological molecular polar surface area ( TPSA): 55.8


7 , Number of heavy atoms: 13


8 , Surface charge: 0


9 , Complexity: 181


10 , Isotope atomic number: 0


11 , Determine the number of atomic stereocenters: 0


12 , Uncertain number of atomic stereocenters: 0


13 , Determine the number of stereocenters of chemical bonds: 0


14 , Uncertain number of chemical bond stereocenters: 0


15 , Number of covalent bond units: 1


Properties and stability

None

Storage method

 ​ This product should be sealed and stored in a cool, dry place away from light.

Synthesis method

None

Purpose

For organic synthesis.

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10 , Isotope atomic number: 0


11 , Determine the number of atomic stereocenters: 0


12 , Uncertain number of atomic stereocenters: 0


13 , Determine the number of stereocenters of chemical bonds: 0


14 , Uncertain number of chemical bond stereocenters: 0


15 , Number of covalent bond units: 1


Properties and stability

None

Storage method

 ​ This product should be sealed and stored in a cool, dry place away from light.

Synthesis method

None

Purpose

For organic synthesis.

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This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/21724

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