Tungsten selenide - ≥99.8% metals basis , CAS No.12067-46-8

CAS: 12067-46-8 Cat. No.: T119286 Peso molecular: 341.77 Número EC: 235-078-7 PubChem CID: 82910
Disponible para pedir
GRADE & PURITY ≥99.8% metals basis
Synonyms
DTXSID8065240 | Tungsten( cento) selenide | Tungsten selenide (WSe2) | AKOS024256371 | Tungsten diselenide | Q2592220 | Tungsten selenide | MFCD00049703 | Tungsten diselenide, Crystal, 99.995% | Tungsten(IV) selenide | Chromium Fluoride (CrF3) Sputtering
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Estado
Price
Qty
10g
T119286-10g
1
94,90US$
50g
T119286-50g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
321,90US$
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Why this grade

≥99.8% metals basis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 19 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Sinónimos
DTXSID8065240 | Tungsten( cento) selenide | Tungsten selenide (WSe2) | AKOS024256371 | Tungsten diselenide | Q2592220 | Tungsten selenide | MFCD00049703 | Tungsten diselenide, Crystal, 99.995% | Tungsten(IV) selenide | Chromium Fluoride (CrF3) Sputtering
Especificaciones y pureza
≥99.8% metals basis
Condiciones de almacenamiento de almacenamiento
Room temperature
Enviado en
Normal
Pureza
≥99.8% metals basis
Nombres e identificadores
Sonrisas canónicas[Se]=[W]=[Se]
IUPAC Namebis(selanylidene)tungsten
InChIKeyROUIDRHELGULJS-UHFFFAOYSA-N
INCHI1S/2Se.W
Isómeros SMILES [Se]=[W]=[Se]
PubChem CID 82910
Número ONU 3281
Grupo de embalaje III
Peso molecular 341.77

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClaseMiscellaneous mixed metal/non-metals
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentMiscellaneous mixed metal/non-metals
Alternative Parents Inorganic selenides  Inorganic salts  
Molecular FrameworkNot available
Substituents Inorganic selenide - Inorganic salt - Miscellaneous mixed metal/non-metal
DescripciónThis compound belongs to the class of inorganic compounds known as miscellaneous mixed metal/non-metals. These are inorganic compounds containing non-metal as well as metal atoms but not belonging to afore mentioned classes.
External Descriptors Not available
Estructura 3D
Modelo de Estructura Química Interactiva





Certificados (CoA, COO, BSE/TSE y tabla de análisis)
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.

7 results found

Lot NumberCertificate TypeFechaArticulo
D2624523Certificate of AnalysisApr 25, 2026 T119286
I2425208Certificate of AnalysisOct 08, 2024 T119286
H2406016Certificate of AnalysisAug 22, 2024 T119286
H2209734Certificate of AnalysisAug 13, 2022 T119286
B2210551Certificate of AnalysisFeb 17, 2022 T119286
B2210556Certificate of AnalysisFeb 17, 2022 T119286
G2423068Certificate of AnalysisFeb 17, 2022 T119286
Propiedades químicas y físicas
Peso molecular341.800 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass343.784 Da
Monoisotopic Mass343.784 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count3
Formal Charge0
Complexity18.300
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Referencias
1. Li Tan, Yiming Chen, Didi Li, Shaobin Wang, Zhimin Ao.  (2022)  WSe2/g-C3N4 for an In Situ Photocatalytic Fenton-like System in Phenol Degradation.  Nanomaterials,  12  (18): (3089).  [PMID:36144876] [10.3390/nano12183089]
2. Wei Wu, Liping Tong, Han Zhou, Tongxiang Fan.  (2022)  Combined Experimental and DFT Study on 2D MoSe2 toward Low Infrared Emissivity.  ADVANCED FUNCTIONAL MATERIALS,  32  (28): (2201906).  [PMID:] [10.1002/adfm.202201906]
3. Shi Yi, Ma Zhi-Rui, Xiao Yi-Ying, Yin Yun-Chao, Huang Wen-Mao, Huang Zhi-Chao, Zheng Yun-Zhe, Mu Fang-Ya, Huang Rong, Shi Guo-Yue, Sun Yi-Yang, Xia Xing-Hua, Chen Wei.  (2021)  Electronic metal–support interaction modulates single-atom platinum catalysis for hydrogen evolution reaction.  Nature Communications,  12  (1): (1-11).  [PMID:34021141] [10.1038/s41467-021-23306-6]
4. Haimei Yang, Qianghong Zhao, Xian Wang, Yu Wu, Yuchen Su, Weili Wei.  (2021)  Facile and highly selective sensing of hypochlorous acid in aqueous solution and living cells by using as-prepared WSe2 quantum dots.  SENSORS AND ACTUATORS B-CHEMICAL,      [PMID:] [10.1016/j.snb.2021.129782]
5. Yichun Wang, Xin Zhang, Peixun Xiong, Fuxing Yin, Yunhua Xu, Biao Wan, Qingzhou Wang, Gongkai Wang, Puguang Ji, Huiyang Gou.  (2018)  Insight into the intercalation mechanism of WSe2 onions toward metal ion capacitors: sodium rivals lithium.  Journal of Materials Chemistry A,  (43): (21605-21617).  [PMID:] [10.1039/C8TA09286A]
6. Hong Li, Zhijian Peng, Jingwen Qian, Meng Wang, Chengbiao Wang, Xiuli Fu.  (2017)  C Fibers@WSe2 Nanoplates Core–Shell Composite: Highly Efficient Solar-Driven Photocatalyst.  ACS Applied Materials & Interfaces,      [PMID:28800215] [10.1021/acsami.7b10376]
7. Man Wang, Xiaowei Xu, Yuancai Ge, Pei Dong, Robert Baines, Pulickel M. Ajayan, Mingxin Ye, Jianfeng Shen.  (2017)  Surface Tension Components Ratio: An Efficient Parameter for Direct Liquid Phase Exfoliation.  ACS Applied Materials & Interfaces,      [PMID:28240533] [10.1021/acsami.6b16578]
8. Jiaojiao Zhou, Yuantao Liu, Xuqin Lv, Jilai Jia, Xiaoping Du, Jiangling He, Fang Xie, Zia-ud Din, Jie Cai.  (2024)  Aptamers Adsorbed on WSe2 Nanosheets in a Label-Free Colorimetric Aptasensor for Ochratoxin A.  ACS Applied Nano Materials,      [PMID:] [10.1021/acsanm.3c05483]
9. Zihao Dong, Qihang Zhang, Kai Liu, Zongyan Zuo, Qian-Jin Wang, Wenfeng Zhang, Yingkai Liu, Yan-Qing Lu, Yongyuan Zhu, Xuejin Zhang.  (2024)  Broadband Excitonic Near-Infrared Photoresponse at the van der Waals Heterostructure/Metal Interface.  ACS Photonics,      [PMID:] [10.1021/acsphotonics.4c01094]
10. Jiehua Zhang, Baobao Xu, Yiyi Yang, Zhixin Xie, Haihua Xu.  (2025)  Dual-Terminal Ion-Modulation Multiplier-Based Ion-Doped Stacked Semiconducting Nanosheets for Multifunctional Biomedical Applications.  ACS Applied Materials & Interfaces,      [PMID:40048152] [10.1021/acsami.4c18930]
11. Xiaodao Liang, Chenghao Zhang, Yaorong He, Yanxiong Fang, Hongyu Chen, Hongbing Ji, Yan Yang.  (2024)  Heterogenous Epoxidation of Isobutene Selectively Enabled by MoSe2 in Hexafluoroisopropanol (HFIP).  MOLECULES,  29  (24): (5844).  [PMID:39769932] [10.3390/molecules29245844]
12. Haimei Yang, Zixuan Ding, Jiayin Du, Xianlin He, Jianan Huang.  (2024)  Optical activity invertible chiral WSe2 quantum dots as intracellular redox state indicator and regulator.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2024.149839]
13. Yujuan Hu, Kelin Hu, Jing Zhang, Yuxiao Jiang, Tao He, Yu He, Rujing Yan.  (2024)  WSe2 modified monocrystalline SnSe2 nanosheets for hydrogen gas detection and its sensing mechanism.  INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,      [PMID:] [10.1016/j.ijhydene.2024.05.202]
14. Shiqi Song, Xiao Miao, Yanming Yang, Changqing Zhu, Guina Ren, Bo Ge.  (2024)  A WSe2 based hydrogel evaporator for water purification and solar desalination.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2024.128323]
15. Shi Yi, Huang Wen-Mao, Li Jian, Zhou Yue, Li Zhong-Qiu, Yin Yun-Chao, Xia Xing-Hua.  (2020)  Site-specific electrodeposition enables self-terminating growth of atomically dispersed metal catalysts.  Nature Communications,  11  (1): (1-9).  [PMID:32917900] [10.1038/s41467-020-18430-8]
16. Yuedong Wang, Jindong Bai, Zhiyi Liu, Xiao Guo, Fangyan Ang, Yuli Huang, Haipeng Xie, Han Huang.  (2025)  WxMo1-xO2 Nanocrystals Synthesized by WSe2-Assisted Chemical Vapor Deposition Method.  Physica Status Solidi-Rapid Research Letters,      [PMID:] [10.1002/pssr.202400407]
17. Zhendong Ma, Zhijia Cui, Shunxiang Wang, Zhicheng Lin, Jiying Wei, Yongjin Zou, Lixian Sun, Heinz-Bernhard Kraatz, Cuili Xiang.  (2025)  S-doped wse2@polyaniline heterojunction: Electronic structure modulation and interfacial synergistic effects drive ultrasensitive ammonia gas sensing at room temperature.  SENSORS AND ACTUATORS B-CHEMICAL,      [PMID:] [10.1016/j.snb.2025.139105]
18. Wenjun Liu, Tao Zhang, Canlei Wu, Dachuan Zhang, Guoyi Zhao, Shukai Wang, Zishen Fang, Xiubin Li, Kenji Watanabe, Takashi Taniguchi, Jing Li.  (2025)  Topotactic Conversion of Two-Dimensional WSe2 into Atomically Thin Nonlayered Metal Nitrides.  ACS Applied Materials & Interfaces,      [PMID:41349965] [10.1021/acsami.5c19353]
19. Zhang Qi-hang, Dong Zi-hao, Liu Kai, Fu Shao-jie, Hong Xu-hao, Cao Yu-lin, Zhang Chao, Du Jun, Lu Yan-qing, Zhu Yong-yuan, Chen Yan-feng, Zhang Xue-jin.  (2026)  Anapole-state-enhanced 2D chiral photodetector operating in the near-infrared second window.  Nature Communications,      [PMID:41708660] [10.1038/s41467-026-69727-z]
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