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4-Pyridinealdoxime

CAS No.
696-54-8
Chemical Name:
4-Pyridinealdoxime
Synonyms
4-PYRIDINEALDOXIME;ISONICOTINALDOXIME;4-PYRIDINCALDOXIME;4-Pyridinialdoxime;PYRIDINE-4-ALDOXIME;4-formyl-pyridinoxime;4-Pyridinealdoxime,98%;Pyridine-4-aldoxime>PYRIDINE-4-CARBALDOXIME;Pyridine-4-aldoxime,98%
CBNumber:
CB8403634
Molecular Formula:
C6H6N2O
Molecular Weight:
122.12
MDL Number:
MFCD00006446
MOL File:
696-54-8.mol
MSDS File:
SDS
Last updated:2023-04-23 13:52:06

4-Pyridinealdoxime Properties

Melting point 131-133 °C
Boiling point 227.52°C (rough estimate)
Density 1.2236 (rough estimate)
vapor pressure <0.01 hPa (50 °C)
refractive index 1.5350 (estimate)
Flash point 110 °C
storage temp. Store below +30°C.
solubility 10g/l
pka pK1:4.73(+1);pK2:10.03(0) (25°C)
form Solid
color White to Off-White
PH 6.3 (10g/l, H2O, 20℃)
Water Solubility 10 g/L (20 ºC)
BRN 2079
CAS DataBase Reference 696-54-8(CAS DataBase Reference)
NIST Chemistry Reference 4-Pyridinecarboxaldehyde, oxime(696-54-8)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302+H332-H315-H319-H335
Precautionary statements  P261-P264-P301+P312-P302+P352-P304+P340+P312-P305+P351+P338
Hazard Codes  Xn
Risk Statements  20/22-36/37/38-20/21/22
Safety Statements  26-36-37/39
WGK Germany  3
RTECS  NR9410000
HS Code  29333999
Toxicity LD50 orally in Rabbit: 655 mg/kg
NFPA 704
1
2 0

4-Pyridinealdoxime price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.20714 4-Pyridinecarbaldehyde oxime for synthesis 696-54-8 50g $350 2024-03-01 Buy
TCI Chemical P0673 Pyridine-4-aldoxime >98.0%(T) 696-54-8 10g $88 2024-03-01 Buy
TCI Chemical P0673 Pyridine-4-aldoxime >98.0%(T) 696-54-8 25g $175 2024-03-01 Buy
Alfa Aesar A17371 Pyridine-4-carboxaldoxime, 97% 696-54-8 25g $37.65 2024-03-01 Buy
Alfa Aesar A17371 Pyridine-4-carboxaldoxime, 97% 696-54-8 100g $125.65 2024-03-01 Buy
Product number Packaging Price Buy
8.20714 50g $350 Buy
P0673 10g $88 Buy
P0673 25g $175 Buy
A17371 25g $37.65 Buy
A17371 100g $125.65 Buy

4-Pyridinealdoxime Chemical Properties,Uses,Production

Chemical Properties

white very fine crystalline powder

Uses

It is employed as an intermediate for bis(hydroxyiminomethylpyridinium)butenes and as reactivators of chlorpyrifos-inhibited acetylcholinesterase. It is also used in the chromatographic separation and NMR characterization of the isomers of 1,1?-Methylenebis{4-[(hydroxyimino)methyl]pyridinium) dichloride.

Uses

An intermediate for bis(hydroxyiminomethylpyridinium)butenes as reactivators of chlorpyrifos-inhibited acetylcholinesterase.

Purification Methods

Crystallise the oxime from water. [Beilstein E-isomer 21 III/IV 3533, 21/7 V 355.]

872-85-5
5470-11-1
696-54-8
Synthesis of 4-Pyridinealdoxime from 4-Pyridinecarboxaldehyde and Hydroxylamine hydrochloride
Global( 150)Suppliers
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Beijing Cooperate Pharmaceutical Co.,Ltd
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View Lastest Price from 4-Pyridinealdoxime manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Pyridinealdoxime pictures 2021-11-02 4-Pyridinealdoxime
696-54-8
US $412.70 / Kg/Bag 50g 99% 50kg Baoji Guokang Healthchem co.,ltd
4-Pyridinealdoxime pictures 2019-07-06 4-Pyridinealdoxime
696-54-8
US $1.00 / KG 1KG 98% 1ton Career Henan Chemical Co
Pyridine, 4-formyl-, oxime ISONICOTINALDEHYDE OXIME ISONICOTINALDOXIME 4-PYRIDINECARBOXALDOXIME 4-PYRIDINECARBALDEHYDE OXIME 4-PYRIDINEALDOXIME PYRIDINE-4-CARBALDOXIME PYRIDINE-4-ALDOXIME PYRIDINE-4-CARBOXALDOXIME Pyridine-4-aldoxime,98% 4-PYRIDINECARBOXALDOXIME 99+% 4-PYRIDINCALDOXIME 4-(Nitrosomethylidene)-1H-pyridine N-(4-Pyridylmethylene)hydroxylamine Pyridine-4-carbaldehyde oxime 4-Pyridinealdoxime,98% 4-(hydroxyiminomethyl)pyridin (E)-isonicotinaldehyde oxiMe 4-(Hydroxyiminomethyl)pyridine 4-formyl-pyridinoxime 4-pyridinecarboxaldehyde,oxime 4-Pyridinecarbaldehyde oxime for synthesis Pyridine-4-carboxaldoxime,97% Pyridine-4-aldoxime> 4-PYRIDINECARBALDEHYDE OXIME FOR SYNTHES Pyridine-4-aldoxime,4-Pyridinealdoxime 4-Pyridinialdoxime 696-54-8 Pyridines Heterocyclic Building Blocks Building Blocks C6 Pyridines, Pyrimidines, Purines and Pteredines C6 Heterocyclic Building Blocks Pyridines Aromatics Bases & Related Reagents Heterocycles Nucleotides Building Blocks Chemical Synthesis Heterocyclic Building Blocks