Cookies disclaimer

Estoy de acuerdo utilizamos cookies para mejorar la experiencia de navegación del usuario y para estudiar cómo se utiliza nuestro sitio web. si navega por nuestro sitio web, estará aceptando el uso de las cookies en las condiciones establecidas en la presente política de cookies. esta política puede ser actualizada, por lo que le invitamos a revisarla de forma regular

14508-49-7 - 2-Chloropyrazine, 98% - A10108 - Alfa Aesar

A10108 2-Chloropyrazine, 98%

Número CAS
14508-49-7
Nombre Alternativo

Tamaño Precio ($) Cantidad Disponibilidad
5g 44,46
25g 148,66
100g 433,60
Añadir al carrito Añadir al presupuesto al por mayor Ver artículo

2-Chloropyrazine, 98%

MDL
MFCD00006124
EINECS
238-517-0

Propiedades químicas

Fórmula
C4H3ClN2
Peso molecular
114.54
Punto de ebullición
153-154°
Punto de inflamabilidad
57°(134°F)
Densidad
1.284
Índice de refracción
1.5370
Solubilidad
Soluble in Methanol

Aplicaciones

2-Chloropyrazine is used in cardiotonic, in biological, drug, flavoring and perfumery industry.

Notas

Store in cool, dry conditions in well sealed containers. Keep container tightly closed.

Referencias documentales

C Gosmini; JY Nédélec; J Périchon. Electrochemical cross-coupling between functionalized aryl halides and 2-chloropyrimidine or 2-chloropyrazine catalyzed by nickel 2, 2?-bipyridine complex. Tetrahedron Letters. 2000, 41, (2), 201-203.

JM Bégouin, C Gosmini. Cobalt-catalyzed cross-coupling between in situ prepared arylzinc halides and 2-chloropyrimidine or 2-chloropyrazine. The Journal of organic chemistry. 2009, 74, (8), 3221-3224.

The activated chlorine is readily displaced by nucleophiles. In an interesting synthesis of a fused pyridine, intramolecular cycloaddition is followed by elimination of HCN via a retro-Diels-Alder reaction: Tetrahedron, 44, 2977 (1988):

Selectively metallated at the 3-position by LDA or Li tetramethylpiperidide. The lithio-derivative reacts with electrophiles in good yield: Synthesis, 881 (1988).

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H226-H315-H319-H335

Flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Indicaciones de precaución: P210-P261-P280-P240-P303+P361+P353-P305+P351+P338-P304+P340-P362-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Ground/bond container and receiving equipment. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Beilstein
107019
Clase de peligro
3
Grupo de embalaje
III
Código de tarifa arancelaria unificado
2933.99
TSCA
Yes

Recomendado

Visto recientemente

Productos químicos

Ciencias de la vida

Metales & materiales

Catalizadores

Análisis y material de laboratorio