ChemicalBook > CAS DataBase List > COPPER(I) SELENIDE

COPPER(I) SELENIDE

Product Name
COPPER(I) SELENIDE
CAS No.
20405-64-5
Chemical Name
COPPER(I) SELENIDE
Synonyms
Berzeline;copper,selenium;COPPER SELENIDE;CUPROUS SELENIDE;Einecs 243-796-7;dicopper selenide;Selenodicopper(I);COPPER(I) SELENIDE;Cu2Se)Copper selenium;copperselenide(cu2se)
CBNumber
CB6241539
Molecular Formula
Cu2Se
Formula Weight
206.06
MOL File
20405-64-5.mol
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COPPER(I) SELENIDE Property

Melting point:
1113°C
Density 
6.84 g/mL at 25 °C (lit.)
solubility 
insoluble in H2O; soluble in acid solutions
form 
Pieces
color 
Dark blue to black
Water Solubility 
Soluble in hydrochloric acid. Insoluble in water.
Merck 
14,2666
Exposure limits
ACGIH: TWA 1 mg/m3; TWA 0.2 mg/m3
NIOSH: IDLH 100 mg/m3; IDLH 1 mg/m3; TWA 1 mg/m3; TWA 0.2 mg/m3
EPA Substance Registry System
Copper selenide (Cu2Se) (20405-64-5)
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Safety

Hazard Codes 
T,N
Risk Statements 
23/25-33-50/53
Safety Statements 
20/21-28-45-60-61
RIDADR 
UN 3077 9/PG 3
WGK Germany 
3
TSCA 
Yes
HazardClass 
6.1(b)
PackingGroup 
III
HS Code 
2921290090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H373May cause damage to organs through prolonged or repeated exposure

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P273Avoid release to the environment.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P314Get medical advice/attention if you feel unwell.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
481629
Product name
Copper(I) selenide
Purity
99.95% trace metals basis
Packaging
5g
Price
$189
Updated
2024/03/01
Alfa Aesar
Product number
045660
Product name
Copper(I) selenide, 99.5% (metals basis)
Packaging
10g
Price
$87.5
Updated
2024/03/01
Alfa Aesar
Product number
045660
Product name
Copper(I) selenide, 99.5% (metals basis)
Packaging
50g
Price
$257.65
Updated
2024/03/01
American Custom Chemicals Corporation
Product number
ING0002757
Product name
COPPER(I) SELENIDE
Purity
95.00%
Packaging
100G
Price
$2715.84
Updated
2021/12/16
ProChem
Product number
1582
Product name
Copper (I) Selenide
Purity
99.99%
Packaging
100mg
Price
$230
Updated
2021/12/16
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COPPER(I) SELENIDE Chemical Properties,Usage,Production

Chemical Properties

Dark-blue to black crystalline solid. Soluble in sulfuric acid (sulfur dioxide evolved); also in potassium cyanide solution.

Uses

Copper(I) selenide is used as intermediate in chemical research. It is a thermoelectric material used in a number of industrial applications including infrared detection and imaging.

Uses

In semiconductors.

General Description

This product has been enhanced for energy efficiency.

COPPER(I) SELENIDE Preparation Products And Raw materials

Raw materials

Preparation Products

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COPPER(I) SELENIDE Suppliers

China 54 Germany 1 India 3 Japan 1 Switzerland 1 United Kingdom 4 United States 11 Global 75
Alfa Aesar
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Sigma-Aldrich
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Energy Chemical
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VI Semiconductor Materials Group Co. Ltd
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View Lastest Price from COPPER(I) SELENIDE manufacturers

Henan Aochuang Chemical Co.,Ltd.
Product
COPPER(I) SELENIDE 20405-64-5
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
1ton
Release date
2022-10-19
Career Henan Chemical Co
Product
COPPER(I) SELENIDE 20405-64-5
Price
US $1.00/g
Min. Order
50 g
Purity
99.9%
Supply Ability
20kg
Release date
2018-12-18

20405-64-5, COPPER(I) SELENIDERelated Search:

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  • Copper(I) selenide, 99.5% trace metals basis
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  • Berzeline
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