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

7783-00-8 - Selenous acid, Puratronic®, 99.999% (metals basis) - 10855 - Alfa Aesar

10855 Selenous acid, Puratronic®, 99.999% (metals basis)

Número CAS
7783-00-8
Nombre Alternativo

Tamaño Precio ($) Cantidad Disponibilidad
25g 299,70
100g 830,40
Añadir al carrito Añadir al presupuesto al por mayor Ver artículo

Selenous acid, Puratronic®, 99.999% (metals basis)

MDL
MFCD00011331
EINECS
231-974-7

Propiedades químicas

Fórmula
H2SeO3
Peso molecular
128.97
Formulario
Crystalline Aggregates
Punto de fusión
70° dec.
Sensibilidad
Hygroscopic
Solubilidad
Soluble in water and ethanol.

Aplicaciones

Selenous acid is used in steel guns, wherein it changes the color of the steel from silver-grey to blue-grey. It serves as an important component of the Mecke reagent, which is utilized for drug testing. It acts as a source of selenium. It acts as a reagent for alkaloids and an oxidizing agent. Further, it is used in labeling radiopharmaceuticals. It is involved in the organic synthesis for the preparation of glyoxal.

Notas

3.004Hygroscopic. Incompatible with strong reducing agents, organic materials and powdered metals.

Referencias documentales

Kharkongor, I.; Myrboh, B. One-pot synthesis of α-ketoacetals from aryl methyl ketones in the presence of selenous acid catalyzed by boron triflouride etherate. Tetrahedron Lett. 2015, 56 (29), 4359-4362.

Pathe, G. K.; Ahmed, N. SeO2 in water: a mild and efficient promoter for deprotection of acetyl, methoxymethyl and tetrahydropyranyl ethers and sequel oxidation of methyl/methylene carbons of alpha carbonyl carbon. RSC Adv. 2015, 5 (73), 59114-59119.

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H301-H331-H373-H400-H410

Toxic if swallowed. Toxic if inhaled. May cause damage to organs through prolonged or repeated exposure. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Indicaciones de precaución: P260-P261-P273-P301+P310-P304+P340-P311-P321-P405-P403+P233-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Avoid breathing dust/fume/gas/mist/vapours/spray. Avoid release to the environment. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER or doctor/physician. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Merck
14,8430
Clase de peligro
6.1
Grupo de embalaje
II
Código de tarifa arancelaria unificado
2811.19
TSCA
Yes

Recomendado

  • A11825

    4-Diethylaminobenzaldehyde, 97%
  • A13774

    1-Chloro-2,4-dinitrobenzene, 98%
  • 10698

    Copper(II) chloride hydrate, Puratronic®, 99.999% (metals basis)
  • 10815

    Nickel(II) chloride hydrate, Puratronic®, 99.995% (metals basis)
  • 10894

    Tin(II) chloride hydrate, Puratronic®, 99.995% (metals basis)

Visto recientemente

Productos químicos

Ciencias de la vida

Metales & materiales

Catalizadores

Análisis y material de laboratorio