Toluene diisocyanate manufacturer Knowledge 4-Hydroxy-3-methoxymandelic acid (±)-4-Hydroxy-3-methoxymandelic Acid

4-Hydroxy-3-methoxymandelic acid (±)-4-Hydroxy-3-methoxymandelic Acid

4-Hydroxy-3-methoxymandelic acid structural formula

Structural formula

Business number 016R
Molecular formula C9H10O5
Molecular weight 198.17
label

3-methoxy-4-hydroxymandelic acid,

α,4-Dihydroxy-3-methoxybenzeneacetic acid,

Vanillomandelic acid,

Vanillylmandelic acid,

Vanilmandelic acid,

VMA

Numbering system

CAS number:55-10-7

MDL number:MFCD00004235

EINECS number:200-224-0

RTECS number:None

BRN number:2213227

PubChem ID:None

Physical property data

1. Character:White scaly crystals or powder. It is easy to resinize when heated or exposed to air for a long time.


2. Density (g/mL,25/4): Undetermined


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


4. Melting point (ºC):131~133(decomposition)


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


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. <SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: Song Dynasty; mso-ascii-bsp; Hydrophobic parameter calculation reference value (XlogP): -0.2


2. Number of hydrogen bond donors: 3


3. Number of hydrogen bond acceptors: 5


4. Number of rotatable chemical bonds: 3


5. Number of tautomers: 3


6. Topological molecular polar surface area (TPSA):87


7. Number of heavy atoms: 14


8. Surface charge: 0


9. Complexity: 205


10. Number of isotope atoms: 0


11. Determine the number of atomic stereocenters: 0


12. The number of uncertain atomic stereocenters: 1


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 in0The following Store dry and away from light.

Synthesis method

None

Purpose

For biochemical research.

ist: Ignore”>8. Surface charge: 0


9. Complexity: 205


10. Number of isotope atoms: 0


11. Determine the number of atomic stereocenters: 0


12. The number of uncertain atomic stereocenters: 1


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 in0The following Store dry and away from light.

Synthesis method

None

Purpose

For biochemical research.

Law

None

Purpose

For biochemical research.

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