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Sigma-Aldrich

3-Hydroxypyridine-2-carboxylic acid

98%

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Synonym(s):
3-Hydroxypicolinic acid, 3-HPA, 3-Hydroxypyridine-2-carboxylic acid
Empirical Formula (Hill Notation):
C6H5NO3
CAS Number:
Molecular Weight:
139.11
Beilstein/REAXYS Number:
118954
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

98%

form

powder or crystals

mp

213-218 °C (lit.)

SMILES string

OC(=O)c1ncccc1O

InChI

1S/C6H5NO3/c8-4-2-1-3-7-5(4)6(9)10/h1-3,8H,(H,9,10)

InChI key

BRARRAHGNDUELT-UHFFFAOYSA-N

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This Item
56197325228A68300
3-Hydroxypicolinic acid matrix substance for MALDI-MS, ≥99.0% (HPLC)

56197

3-Hydroxypicolinic acid

2-Methylpyridine-3-carboxylic acid 98%

325228

2-Methylpyridine-3-carboxylic acid

2-Aminopyridine-3-carboxylic acid 98%

A68300

2-Aminopyridine-3-carboxylic acid

Quality Level

200

Quality Level

200

Quality Level

100

Quality Level

100

mp

213-218 °C (lit.)

mp

213-218 °C (lit.)

mp

228-230 °C (dec.) (lit.)

mp

295-297 °C (dec.) (lit.)

form

powder or crystals

form

powder or crystals

form

-

form

powder

Application

Ligand for a variety of metal complexes including Hg(II), and Sm(III).

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Journal of inorganic biochemistry, 98(1), 105-112 (2003-12-09)
Two chargeless VO(IV) complexes with 3-hydroxypyridine-2-carboxylic acid (H2hpic), [VO(Hhpic-O,O)(Hhpic-O,N)(H2O)].3H2O (1) and the cyclic tetramer [(VO)4(mu-(hpic-O,O',N))4(H2O)4].8H3O (2), have been synthesized and characterized by elemental analysis, mass, infrared, electronic absorption, electron spin resonance (ESR) spectroscopies, and X-ray crystallography. Their coordination structures are
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