Selenium - ≥99.5% metals basis, powder,＞100 mesh , CAS No.7782-49-2

CAS: 7782-49-2 Cat. No.: S434871 Formule: Se Poids moléculaire: 78.96 Numéro CE: 231-957-4 PubChem CID: 6326970

QUALITÉ & PURETÉ ≥99.5% metals basis, powder,＞100 mesh

Synonyms

Colloidal selenium|Selenium compound, n.o.s.|Selenium, elemental|1-(2,6-Dichlorophenyl)-2-oxoindoline|Selen [Polish]|Selenium shot, 4N|Se0|selenium (iv) hydride|Selenium Hollow Cathode Lamp: 1.5' Diameter, 2-pin, Non-Coded|Selenium Hollow Cathode Lamp: 2.0' Diameter, 9-pin, Non-Coded|Vandex|Selenium, colloidal|Selenium, powder, 99+%|Gray selenium|Selenium compound, n.o.s. [UN3283] [Poison, Keep away from food]|Selenium powder [UN2658] [Keep away from food]|Selenium (Powder)|Hydrogen selenide, anhydrous|SELENIUM [VANDF]|Selenium shot, amorphous, 1-5mm (0.04-0.20in)|Selenium Hollow Cathode Lamp: 2.0' Diameter, 4-pin, Cableless|SELENIUM, ELEMENTAL [HSDB]|selenio|Selenium ingot/button, ~38mm (1.5in) dia|SELENIUM POWDER|Hydrogen selenide, anhydrous [UN2202] [Poison gas]|Selen|SELENIUM [WHO-DD]|SELENIUM ATOM|15 alpha-hydroxyestriol|Elemental selenium|Selenium dihydride|Selenium metallicum|SELENIUM METALLICUM [HPUS]|Metiodure de buzepide [INN-French]|HYDROGEN SELENIDE [MI]|Electronic E-2|HYDROGEN SELENID|Selenium hydride|Selenium Nanopowder in aq. media|elenium, elemental; Vandex;|N725|Se|selenium (hexagonal)|Dihydrogen monoselenide|Selane|[2,6-bis(chloranyl)phenyl]methanol|Selenium|Selenium, metallic|Selenium anhydride|3-hydroxy-2-nitro-pyridine|CARTAP [ISO]|SELENIUM [MI]|Selenium metal|Selenium hydride (SeH2)|1-(tert-Butylamino)-3-(2-chloro-5-methylphenoxy)-2-propanol hydrochloride|Hydrogen selenide (H2Se)|SELENIUM [MART.]|Selenium dust

Storage

Room temperature

Shipped In

FedEx DG Service

Vue d’ensemble

Application

Se is used in the synthesis of CdSe, which is consequetively used to modulate the photoresponse of quantum dot solar cells by varying the size and shape of semiconductor nanostructures.

Spécifications

Synonymes

Colloidal selenium | Selenium compound, n.o.s. | Selenium, elemental | 1-(2,6-Dichlorophenyl)-2-oxoindoline | Selen [Polish] | Selenium shot, 4N | Se0 | selenium (iv) hydride | Selenium Hollow Cathode Lamp: 1.5' Diameter, 2-pin, Non-Coded | Selenium Hollow Cathode Lamp: 2.0' Diameter, 9-pin, Non-Coded | Vandex | Selenium, colloidal | Sele Afficher plus

Spécifications et pureté

≥99.5% metals basis, powder,＞100 mesh

Conditions de stockage de stockage

Room temperature

Expédié en

FedEx DG Service

Pureté

≥99.5% metals basis

Noms et identifiants

Pubchem Sid

528773994

Sourires canoniques

[Se]

IUPAC Name

selenium

InChIKey

BUGBHKTXTAQXES-UHFFFAOYSA-N

INCHI

1S/Se

Isomères SMILES

[Se]

RTECS

VS7700000

PubChem CID

6326970

Numéro ONU

3283

Groupe d'emballage

I

Poids moléculaire

78.96

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Homogeneous non-metal compounds
    • Classe Homogeneous other non-metal compounds

• Kingdom: Inorganic compounds
• Superclass: Homogeneous non-metal compounds
• Classe: Homogeneous other non-metal compounds
• Subclass: Not available
• Intermediate Tree Nodes: Not available
• Direct Parent: Homogeneous other non-metal compounds
• Alternative Parents: Not available
• Molecular Framework: Not available
• Substituents: Homogeneous other non metal
• Description: This compound belongs to the class of inorganic compounds known as homogeneous other non-metal compounds. These are inorganic non-metallic compounds in which the largest atom belongs to the class of 'other non-metals'.
• External Descriptors: nonmetal atom - chalcogen

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Mécanismes d'action

Propriétés chimiques et physiques

• Point d'ébullition (°C): 685°C
• Point de fusion (°C): 217-222°C
• Poids moléculaire: 78.970 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 79.9165 Da
• Monoisotopic Mass: 79.9165 Da
• Topological Polar Surface Area: 0.000 Ų
• Heavy Atom Count: 1
• Formal Charge: 0
• Complexity: 0.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1

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