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4-Hydroxypyridine

CAS No.
626-64-2
Chemical Name:
4-Hydroxypyridine
Synonyms
PYRIDIN-4-OL;4-PYRIDINOL;4HYDROXYPRIDINE;4-Hydroxypyride;1H-Pyridin-4-ol;Compound Fr14055;4-HYDROXYPYRIDINE;TIMTEC-BB SBB000030;4-hydroxyl pyridine; 4-Hydroxypyridone
CBNumber:
CB6303828
Molecular Formula:
C5H5NO
Molecular Weight:
95.1
MDL Number:
MFCD00006419
MOL File:
626-64-2.mol
MSDS File:
SDS
Last updated:2024-01-02 16:51:54

4-Hydroxypyridine Properties

Melting point 150-151 °C (lit.)
Boiling point 230-235 °C/12 mmHg (lit.)
Density 1.1418 (rough estimate)
refractive index 1.5939 (estimate)
Flash point 221 °C
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility DMSO (Slightly), Methanol (Slightly)
form Powder or Chunks
pka 3.2(at 20℃)
color Beige to light brown
Water Solubility Soluble
BRN 105800
InChIKey GCNTZFIIOFTKIY-UHFFFAOYSA-N
LogP -1.300 (est)
CAS DataBase Reference 626-64-2(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 3P2MV07G53
NIST Chemistry Reference 4-Pyridinol(626-64-2)
EPA Substance Registry System 4-Pyridinol (626-64-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07
Signal word  Danger
Hazard statements  H302-H315-H318-H335
Precautionary statements  P261-P280-P305+P351+P338
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-41-37/38-22
Safety Statements  26-36-37/39-39
WGK Germany  3
RTECS  UU7701450
3-8-10
Hazard Note  Harmful/Irritant
TSCA  Yes
HazardClass  IRRITANT
HS Code  29339900
NFPA 704
1
3 1

4-Hydroxypyridine price More Price(32)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 120618 4-Hydroxypyridine 95% 626-64-2 25g $66.8 2024-03-01 Buy
Sigma-Aldrich 120618 4-Hydroxypyridine 95% 626-64-2 100g $184 2024-03-01 Buy
Sigma-Aldrich CDS013613 4-hydroxypyridine AldrichCPR 626-64-2 1G $68.1 2023-06-20 Buy
TCI Chemical H0332 4-Hydroxypyridine >99.0%(GC) 626-64-2 25g $80 2024-03-01 Buy
Alfa Aesar A14586 4-Hydroxypyridine, 97% 626-64-2 25g $54.65 2024-03-01 Buy
Product number Packaging Price Buy
120618 25g $66.8 Buy
120618 100g $184 Buy
CDS013613 1G $68.1 Buy
H0332 25g $80 Buy
A14586 25g $54.65 Buy

4-Hydroxypyridine Chemical Properties,Uses,Production

Chemical Properties

Beige crystalline powder

Uses

4-Hydroxypyridine was used in the synthesis of (Ag3MoO3F3) (Ag3MoO4)Cl by hydro(solvato)thermal methods. It was used as model compound to study the natural photodegradation of representative aquatic environmental contaminants.

Definition

ChEBI: A monohydroxypyridine that is pyridine in which the hydrogen at position 4 has been replaced by a hydroxy group.

Purification Methods

Crystallise 4-pyridone from H2O or wet CHCl3 as the monohydrate. It loses H2O on drying in vacuo over H2SO4. Store it over KOH because it is hygroscopic.[Beilstein 21 III/IV 446, 21/7 V 152.]

1692-15-5
626-64-2
Synthesis of 4-Hydroxypyridine from Pyridine-4-boronic acid
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View Lastest Price from 4-Hydroxypyridine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Hydroxypyridine pictures 2024-02-23 4-Hydroxypyridine
626-64-2
US $225.00 / kg 1kg 0.97 25kg Shanghai UCHEM Inc.
4-Hydroxypyridine pictures 2024-01-08 4-Hydroxypyridine
626-64-2
US $9.00 / KG 1KG 99% 50000tons Wuhan Boyuan Import & Export Co., LTD
4-Hydroxypyridine pictures 2024-01-02 4-Hydroxypyridine
626-64-2
US $200.00-1.00 / KG 1KG 99%, 99.5% Sublimated g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
  • 4-Hydroxypyridine pictures
  • 4-Hydroxypyridine
    626-64-2
  • US $200.00-1.00 / KG
  • 99%, 99.5% Sublimated
  • Henan Fengda Chemical Co., Ltd
4-Hydroxypyridine, tech., 90% Hydroxypyridine(Gamma-) 4-Hydroxypyridine,97% 4-HYDROXYPYRIDINE TIMTEC-BB SBB000030 4-Hydroxypyride 4HYDROXYPRIDINE 4-HYDROXYPYRIDINE ( 4-PYRIDINOL ) 2-HYDROXY PYRIDINE PYRIDIN-2-OL 4-HYDROXY PYRIDINE PYRIDIN-4-OL 4-HYDROXYPYRIDINE pract 4-Pyridinol, 4-Pyridone 1H-Pyridin-4-ol 4-Hydroxypyridine,95% 4-Hydroxypyridine,98% 4-Hydroxypyridine, 95% 100GR 4-Hydroxypyridine, 95% 25GR 4-Hydroxypyridine 95% 4-hydroxyl pyridine 4-oxo-1,4-dihydropyridine 7-Hydroxypyrazolo[1,5-a]pyrimidine-6-carbonitrile gamma-Hydroxypyridine 4-Hydroxypyridone 4-Hydroxypyridine> 4-Hydroxypyridine, for synthesis 4-Hydroxypyridine ISO 9001:2015 REACH bmk3 4-Hydroxypyridine 4-Hydroxypyridine practical grade, 95% PYRIDIN-4-OL 4-PYRIDINOL 4-Hydroxypyridine with lowest price Compound Fr14055 626-64-2 C5H4NO Building Blocks C5 Heterocyclic Building Blocks Pyridines Other series Pyridine Series Building Blocks C5 Chemical Synthesis Heterocyclic Building Blocks Pyridine Heterocyclic Compounds Pyridines bc0001 626-64-2