beta-Cypermethrin(Isomer mixture) - analytical standard, ≥99% , CAS No.65731-84-2

CAS: 65731-84-2 Cat. No.: C109960 Molecular Weight: 415.07 EC Number: 265-898-0
AVAILABLE TO ORDER
GRADE & PURITY Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. ≥99%
Synonyms
65731-84-2|alpha-cypermethrin|Beta-cypermethrin|Alphamethrin|(+/-)-Alphamethrin|ALPHACYPERMETHRIN|(1R,2R,1'S)-Cypermethrin|(1R)-cis-(alphaS)-cypermethrin|2TF5M1O25X|99W8X078CA|[(S)-cyano-(3-phenoxyphenyl)methyl] (1R,3R)-3-(2,2-dichloroethenyl)-2,2-dimethy
Storage
Store at 2-8°C
Shipped In
Wet ice
Size
Status
Price
Qty
100mg
C109960-100mg
3
$132.90
250mg
C109960-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$265.90
1g
C109960-1g
1
$732.90
Enter a quantity for the sizes you want to add.
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Why this grade

analytical standard, ≥99% Analytical standard for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C Ships Wet ice 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.

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Literature proof

Cited in 17 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
65731-84-2 | alpha-cypermethrin | Beta-cypermethrin | Alphamethrin | (+/-)-Alphamethrin | ALPHACYPERMETHRIN | (1R, 2R, 1'S)-Cypermethrin | (1R)-cis-(alphaS)-cypermethrin | 2TF5M1O25X | 99W8X078CA | [(S)-cyano-(3-phenoxyphenyl)methyl] (1R, 3R)-3-(2, 2-dichloroethenyl)-2, 2-dimethy
Specifications & Purity
analytical standard, ≥99%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
Analytical standard
Purity
≥99%
Names and Identifiers
Pubchem Sid528776604
Canonical SmilesCC1(C(C1C(=O)OC(C#N)C2=CC(=CC=C2)OC3=CC=CC=C3)C=C(Cl)Cl)C
IUPAC Name[(S)-cyano-(3-phenoxyphenyl)methyl] (1R,3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate
InChIKeyKAATUXNTWXVJKI-NSHGMRRFSA-N
INCHI1S/C22H19Cl2NO3/c1-22(2)17(12-19(23)24)20(22)21(26)28-18(13-25)14-7-6-10-16(11-14)27-15-8-4-3-5-9-15/h3-12,17-18,20H,1-2H3/t17-,18+,20-/m0/s1
Isomeric SMILES CC1([C@H]([C@H]1C(=O)O[C@H](C#N)C2=CC(=CC=C2)OC3=CC=CC=C3)C=C(Cl)Cl)C
Molecular Weight 415.07
Reaxy-Rn 5773157
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5773157&ln=

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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassLipids and lipid-like molecules
ClassFatty Acyls
SubclassFatty acid esters
Intermediate Tree Nodes Not available
Direct ParentPyrethroids
Alternative Parents Diphenylethers  Diarylethers  Benzyloxycarbonyls  Phenoxy compounds  Phenol ethers  Cyclopropanecarboxylic acids and derivatives  Carboxylic acid esters  Ketene acetals  Chloroalkenes  Vinyl chlorides  Monocarboxylic acids and derivatives  Nitriles  Carbonyl compounds  Hydrocarbon derivatives  Organic oxides  Organochlorides  Organopnictogen compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Pyrethroid skeleton - Diphenylether - Diaryl ether - Benzyloxycarbonyl - Phenoxy compound - Phenol ether - Monocyclic benzene moiety - Cyclopropanecarboxylic acid or derivatives - Benzenoid - Carboxylic acid ester - Ketene acetal or derivatives - Carboxylic acid derivative - Ether - Chloroalkene - Monocarboxylic acid or derivatives - Carbonitrile - Nitrile - Haloalkene - Vinyl halide - Vinyl chloride - Carbonyl group - Organic oxygen compound - Organopnictogen compound - Organohalogen compound - Organochloride - Organonitrogen compound - Organooxygen compound - Organic oxide - Hydrocarbon derivative - Organic nitrogen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrethroids. These are organic compounds similar to the pyrethrins. Some pyrethroids containing a chrysanthemic acid esterified with a cyclopentenone (pyrethrins), or with a phenoxybenzyl group.
External Descriptors cyclopropanecarboxylate ester
3D Structure
Interactive Chemical Structure Model





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.

10 results found

Lot NumberCertificate TypeDateItem
H2405142Certificate of AnalysisMay 19, 2026 C109960
H2405331Certificate of AnalysisMay 19, 2026 C109960
G2207218Certificate of AnalysisJan 19, 2026 C109960
I2509333Certificate of AnalysisJul 25, 2025 C109960
I2509334Certificate of AnalysisJul 25, 2025 C109960
I2509335Certificate of AnalysisJul 25, 2025 C109960
F2505038Certificate of AnalysisJul 05, 2024 C109960
H2405332Certificate of AnalysisJul 05, 2024 C109960
A2206410Certificate of AnalysisOct 08, 2023 C109960
G2207217Certificate of AnalysisJun 14, 2022 C109960
Chemical and Physical Properties
Molecular Weight416.300 g/mol
XLogP36.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count7
Exact Mass415.074 Da
Monoisotopic Mass415.074 Da
Topological Polar Surface Area59.300 Ų
Heavy Atom Count28
Formal Charge0
Complexity643.000
Isotope Atom Count0
Defined Atom Stereocenter Count3
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
References
1. Xiaotong Wang, Shen Jiang, Zhehan Liu, Xiaomeng Sun, Zhe Zhang, Xubin Quan, Tian Zhang, Weikang Kong, Xiaotong Yang, Yang Li.  (2023)  Integrated surface-enhanced Raman spectroscopy and convolutional neural network for quantitative and qualitative analysis of pesticide residues on pericarp.  FOOD CHEMISTRY,      [PMID:38150903] [10.1016/j.foodchem.2023.138214]
2. Lin Wang, Shu-Hang Tian, Wei Zhao, Jin-Jun Wang, Dan-Dan Wei.  (2023)  Overexpression of ABCB transporter genes confer multiple insecticide tolerances in Bactrocera dorsalis (Hendel) (Diptera: Tephritidae).  PESTICIDE BIOCHEMISTRY AND PHYSIOLOGY,      [PMID:38072545] [10.1016/j.pestbp.2023.105690]
3. Ying Zhang, Yunhai Chen, Dianwei Zhang, Huilin Liu, Baoguo Sun.  (2023)  Peptide nanodots-bridged metal-organic framework (PNMOF): Intelligently design a cascade amplification platform for smartphone-facilitated mobile fluorescence imaging detection of pyrethroids.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2023.143690]
4. Yuhang Zhang, Lu Bai, Zhirui Xu, Siyuan Chen, Junping Zheng.  (2023)  A Robust, Thermally Stable, and Efficiently Reprocessable Poly(dimethylsiloxane) Elastomers Based on Activated Dynamic Silyl Ether Linkages by Neighboring Groups.  MACROMOLECULAR CHEMISTRY AND PHYSICS,  224  (15): (2300076).  [PMID:] [10.1002/macp.202300076]
5. Jing-jing Xu, Yong-mei Chang, Mei Lu, Yuan Tie, Yan-ling Dong, Guang-you Chen, Zhi-qing Ma, Xi-li Liu, Yong-qiang Li.  (2021)  Two single mutations in carboxylesterase 001C improve fenvalerate hydrolase activity in Helicoverpa armigera.  PESTICIDE BIOCHEMISTRY AND PHYSIOLOGY,      [PMID:34802519] [10.1016/j.pestbp.2021.104969]
6. Yifan Li, Hong Sun, Hassan Yasoob, Zhen Tian, Yue Li, Ruichi Li, Shengli Zheng, Jiyuan Liu, Yalin Zhang.  (2021)  Biogenetic cantharidin is a promising leading compound to manage insecticide resistance of Mythimna separata (Lepidoptera: Noctuidae).  PESTICIDE BIOCHEMISTRY AND PHYSIOLOGY,      [PMID:33518040] [10.1016/j.pestbp.2020.104769]
7. He Bingnan, Wang Xia, Jin Xini, Xue Zimeng, Zhu Jianbo, Wang Caiyun, Jin Yuanxiang, Fu Zhengwei.  (2020)  β-Cypermethrin promotes the adipogenesis of 3T3-L1 cells via inducing autophagy and shaping an adipogenesis-friendly microenvironment.  ACTA BIOCHIMICA ET BIOPHYSICA SINICA,  52  (8): (821-831).  [PMID:32637997] [10.1093/abbs/gmaa049]
8. Bingnan He, Xia Wang, Xini Jin, Zimeng Xue, Yinhua Ni, Jianbo Zhu, Caiyun Wang, Yuanxiang Jin, Zhengwei Fu.  (2020)  β-Cypermethrin Alleviated the Inhibitory Effect of Medium from RAW 264.7 Cells on 3T3-L1 Cell Maturation into Adipocytes.  LIPIDS,  55  (3): (251-260).  [PMID:32236964] [10.1002/lipd.12234]
9. Bingnan He, Xia Wang, Jianbo Zhu, Baida Kong, Lai Wei, Yuanxiang Jin, Zhengwei Fu.  (2019)  Autophagy protects murine macrophages from β-cypermethrin-induced mitochondrial dysfunction and cytotoxicity via the reduction of oxidation stress.  ENVIRONMENTAL POLLUTION,      [PMID:31026688] [10.1016/j.envpol.2019.04.044]
10. Yongmei Chang, Weihuan Xu, Shan Wang, Mengyao Zhu, Yanan Ru, Zhiheng Xu, Guangyou Chen, Yongqiang Li.  (2024)  Characterization of Four Carboxylesterases Involved in Detoxification of β-Cypermethrin, λ-Cyhalothrin, and Malathion in Helicoverpa armigera.  JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY,      [PMID:39508741] [10.1021/acs.jafc.4c07451]
11. Wei-Huan Xu, Meng-Yao Zhu, Zhi-Heng Xu, Xiao-Jie Li, Chao-Yang Peng, Xiao-Pei Fan, Yong-Qiang Li.  (2025)  Functional characterization of an epsilon glutathione S-transferase (SfGSTe9) associated with insecticide detoxification in Spodoptera frugiperda.  PESTICIDE BIOCHEMISTRY AND PHYSIOLOGY,      [PMID:40015897] [10.1016/j.pestbp.2025.106305]
12. Wenfei Zhao, Wen Wang, Yixuan Wu, Wenhui Guo, Wenzhuo Ren, Shiyu Meng, Shaojun Yun, Cuiping Feng.  (2024)  Magnetic biochar prepared from a spent mushroom substrate as an adsorbent for the analysis of pyrethroids in environmental water samples.  TALANTA,      [PMID:39577382] [10.1016/j.talanta.2024.127195]
13. Penglong Wang, Qi Liu, Xu Wang, Tiancong Sun, Boxing Liu, Bohan Wang, Huan Li, Chuanwen Wang, Weiwei Sun, Baoliang Pan.  (2024)  Point mutations in the voltage-gated sodium channel gene conferring pyrethroid resistance in China populations of the Dermanyssus gallinae.  PEST MANAGEMENT SCIENCE,  80  (10): (4950-4958).  [PMID:38828899] [10.1002/ps.8223]
14. Lei Li, Dongyin Han, Jing Zhao, Haiyan Qiu, Fangping Zhang, Zhengpei Ye, Yueguan Fu.  (2025)  Combination of the Parasitoid Spalangia endius Walker and Chemical Pesticides for the Control of Zeugodacus cucurbitae (Coquillett).  Insects,  16  (7): (716).  [PMID:40725346] [10.3390/insects16070716]
15. Shen Jiang, Qiuyun Li, Xubin Quan, Yaowen Xing, Yujiang Huang, Xuming Mu, Yitong Meng, Guangrun Wu, Tong Ju, Yuhan Chu, Ruiyao Ma, Jing Wu, Xiaotong Wang, Sheng Wang, Yang Li.  (2025)  Integrated surface-enhanced Raman spectroscopy and machine learning for identification and quantification of multi-target pesticide residues in fruit juices.  FOOD CHEMISTRY,      [PMID:41270633] [10.1016/j.foodchem.2025.147143]
16. Haihua Wu, Qiaoqiao Xu, Yuemin Ma, Xiaoming Zhao, Jianzhen Zhang, Yichao Zhang.  (2026)  Two integument-enriched chemosensory proteins contribute to deltamethrin tolerance through cuticular binding in Locusta migratoria.  PESTICIDE BIOCHEMISTRY AND PHYSIOLOGY,      [PMID:41831896] [10.1016/j.pestbp.2026.107028]
17. Jia Lin, Wensha Ding, Yuling Liang, Guoqing Yue, Jun Chen, Yunbo Song, Ying Li, Qinge Ji, Yongyue Lu.  (2026)  Demographic, physiological, and transcriptomic responses of Fopius arisanus to sublethal beta-cypermethrin and thiamethoxam.  PEST MANAGEMENT SCIENCE,      [PMID:] [10.1002/ps.70673]
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