Polyether_Polyether Polyol Knowledge 4-Hydroxypyridine-2,6-dicarboxylic acid

4-Hydroxypyridine-2,6-dicarboxylic acid

4-Hydroxypyridine-2,6-dicarboxylic acid structural formula

Structural formula

Business number 03S2
Molecular formula C7H5NO5
Molecular weight 183.12
label

1,4-Dihydro-4-oxo-2,6-pyridinedicarboxylic acid hydrate,

4-Hydroxypyridine-2,6-dicarboxylic acid,

aromatic compounds

Numbering system

CAS number:138-60-3

MDL number:MFCD00066478

EINECS number:205-335-8

RTECS number:None

BRN number:476229

PubChem number:24278338

Physical property data

None

Toxicological data

None

Ecological data

None

Molecular structure data


Molecular property data:


1 Molar refractive index37.95


2 Molar volumem3/mol ): 106.0


3 Isotonic specific volume90.2K):326.3


4 Surface tension3.0 dyne/cm SPAN>):89.6


5 Polarizability 0.5 10-24cm3): 15.04

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): -0.4

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 6

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 3

6. Topological molecule polar surface area 104

7. Number of heavy atoms: 13

8. Surface charge: 0

9. Complexity: 320

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

Storage method

None

Synthesis method

None

Purpose

Nutritional additives, chemical reagents

LY: Arial; mso-fareast-font-family: Arial; mso-font-kerning: 0pt”>):15.04

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): -0.4

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 6

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 3

6. Topological molecule polar surface area 104

7. Number of heavy atoms: 13

8. Surface charge: 0

9. Complexity: 320

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

Storage method

None

Synthesis method

None

Purpose

Nutritional additives, chemical reagents

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/18400

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