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Chalcogenides
Copper(I) selenide - 99.5%, high purity , CAS No.20405-64-5

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Copper(I) selenide - 99.5%, high purity , CAS No.20405-64-5

1 Citations

≥99.5%

CAS#: 20405-64-5
Molecular Weight: 206.05
MDL number: MFCD00049908
PubChem CID: 6914519

In stock

Item Number

C302727

Grouped product items
SKU	Size	Availability	Price
C302727-1g	1g	3	$37.90
C302727-5g	5g	2	$145.90
C302727-25g	25g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$654.90

Basic Description

Synonyms	44P3QN57K9 \| Cuprous selenide \| Copper (I) Selenide \| CUPROUS SELENIDE [MI] \| dicopper monoselenide \| Dicopper selenide \| COPPER(1+) SELENIDE \| Copper selenide (Cu2Se) \| SELENKUPFER \| BERZELINE \| Copper(I) selenide, 99.95% trace metals basis \| DTXSID60666
Specifications & Purity	≥99.5%
Storage Temp	Room temperature,Desiccated
Shipped In	Normal
Product Description	Application： Copper(I) selenide (Cu2Se) is a semiconductor material, which exists in cubic, tetragonal or orthorhombic forms. It forms thin films, which can be used as solar cell materials, optical filters, thermoelectric converters, electro-optical devices, and microwave shield coatings.

Names and Identifiers

INCHI	InChI=1S/2Cu.Se
InChi Key	KTLOQXXVQYUCJU-UHFFFAOYSA-N
Canonical SMILES	[Cu].[Cu].[Se]
Isomeric SMILES	[Cu].[Cu].[Se]
Molecular Weight	206.05
Reaxy-Rn	16539844
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=16539844&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

5 results found

Lot Number	Certificate Type	Date	Item
D2126141	Certificate of Analysis	Feb 21, 2024	C302727
D2126142	Certificate of Analysis	Feb 21, 2024	C302727
D2126143	Certificate of Analysis	Feb 21, 2024	C302727
E2316278	Certificate of Analysis	Mar 29, 2023	C302727
E2316276	Certificate of Analysis	Mar 29, 2023	C302727

Chemical and Physical Properties

Solubility	Soluble in hydrochloric acid. Insoluble in water.
Melt Point(°C)	1113 °C
Molecular Weight	206.060 g/mol
XLogP3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	0
Exact Mass	205.776 Da
Monoisotopic Mass	205.776 Da
Topological Polar Surface Area	0.000 Å²
Heavy Atom Count	3
Formal Charge	0
Complexity	2.800
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	3

Safety and Hazards(GHS)

Pictogram(s)	GHS06, GHS08, GHS09
Signal	Danger
Hazard Statements	H301:Toxic if swallowed H331:Toxic if inhaled H373:Causes damage to organs through prolonged or repeated exposure H400:Very toxic to aquatic life H410:Very toxic to aquatic life with long lasting effects
Precautionary Statements	P261:Avoid breathing dust/fume/gas/mist/vapors/spray. P273:Avoid release to the environment. P321:Specific treatment (see ... on this label). P405:Store locked up. P501:Dispose of contents/container to ... P264:Wash hands [and …] thoroughly after handling. P260:Do not breathe dust/fume/gas/mist/vapors/spray. P271:Use only outdoors or in a well-ventilated area. P270:Do not eat, drink or smoke when using this product. P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P391:Collect spillage. P330:Rinse mouth. P301+P316:IF SWALLOWED: Get emergency medical help immediately. P316:Get emergency medical help immediately. P319:Get medical help if you feel unwell.
Reaxy-Rn	16539844
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=16539844&ln=

Specifications

Appearance（C302727Color)	Very Dark Blue to Black
Appearance（C302727Form)	Powder or chunks
X-Ray Diffraction	Conforms to Structure
Purity(Based On Trace Metals Analysis)	99.5-100（%）

Specification Sheet

Citations of This Product

How to Cite Aladdin Scientific Products?

1. Xi Chen, Malin Li, Shi-Ping Wang, Chunzhong Wang, Zexiang Shen, Fu-Quan Bai, Fei Du. (2021) In Situ Fabrication of Cuprous Selenide Electrode via Selenization of Copper Current Collector for High-Efficiency Potassium-Ion and Sodium-Ion Storage. Advanced Science, 9 (5): (2104630). [PMID:34939339] [10.1002/advs.202104630]

References

1. Xi Chen, Malin Li, Shi-Ping Wang, Chunzhong Wang, Zexiang Shen, Fu-Quan Bai, Fei Du. (2021) In Situ Fabrication of Cuprous Selenide Electrode via Selenization of Copper Current Collector for High-Efficiency Potassium-Ion and Sodium-Ion Storage. Advanced Science, 9 (5): (2104630). [PMID:34939339] [10.1002/advs.202104630]

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