3,5-Dibromo-4-pyridinecarboxaldehyde

3,5-Dibromo-4-pyridinecarboxaldehyde - Names and Identifiers

Name	3,5-Dibromopyridine-4-carboxaldehyde
Synonyms	3,5-Dibromoisonicotinaldehyde 5-Dibromo-4-pyridinecarboxaldehyde 3,5-Dibromopyridine-4-carbaldehyde 3,5-dibromopyridine-4-carbaldehyde 3,5-Dibromopyridine-4-carboxaldehyde 3,5-Dibromo-4-pyridinecarboxaldehyde 3,5-Dibromo-4-pyridine carboxaldehyde 4-PYRIDINECARBOXALDEHYDE, 3,5-DIBROMO- 3,5-Dibromopyridine-4-carboxaldehyde, 3,5-Dibromo-4-formylpyridine
CAS	70201-42-2
InChI	InChI=1/C6H3Br2NO/c7-5-1-9-2-6(8)4(5)3-10/h1-3H

3,5-Dibromo-4-pyridinecarboxaldehyde - Physico-chemical Properties

Molecular Formula	C6H3Br2NO
Molar Mass	264.9
Density	2.090±0.06 g/cm3(Predicted)
Melting Point	118-122 °C (lit.)
Boling Point	278.1±35.0 °C(Predicted)
Flash Point	122°C
Solubility	Choroform (Slightly), Methanol (Slightly, Sonicated)
Vapor Presure	0.00436mmHg at 25°C
Appearance	Solid
Color	Pale Yellow to Light Yellow
pKa	-1.47±0.28(Predicted)
Storage Condition	under inert gas (nitrogen or Argon) at 2–8 °C
Refractive Index	1.654
MDL	MFCD06410681

3,5-Dibromo-4-pyridinecarboxaldehyde - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R43 - May cause sensitization by skin contact
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves.
UN IDs	UN 2811 6.1/PG 3
WGK Germany	3
Hazard Class	6.1
Packing Group	Ⅲ

3,5-Dibromo-4-pyridinecarboxaldehyde - Introduction

3, is an organic compound with the chemical formula C6H3Br2NO. It is a solid and is a derivative of pyridinecarboxaldehyde.

3, is mainly used for the synthesis of biologically active compounds and pharmaceutical intermediates. It can be used as a precursor for the synthesis of new heterocyclic compounds, such as pyrrolothiophene compounds. In addition, in the field of organic optoelectronic materials, it can also be used as a reverse gap material for organic photovoltaic devices.

There are several methods for preparing 3. A common method is obtained by reacting 3,5-dibromo-4-pyridylmethanol with an aldehyde compound. This reaction is carried out under basic conditions.

Regarding safety information, 3, it is relatively safe in general. However, it may be irritating to the eyes and skin, so you should take appropriate protective measures, such as wearing protective glasses and gloves. In addition, it should be kept away from open flames and heat sources and stored in a dry, well-ventilated place. In case of accidental ingestion or contact, seek immediate medical attention or professional help.

Last Update：2024-04-09 20:52:54