Ethyltriphenylphosphonium bromide（TEP） - ≥98% , CAS No.1530-32-1

CAS: 1530-32-1 Cat. No.: E110246 Molecular Weight: 371.25 Beilstein Registry Number: 3599630 EC Number: 216-223-3

GRADE & PURITY ≥98%

Synonyms

D70271 | Ethyltriphenylphosphonium bromide | ethyl-triphenylphosphonium bromide | ethyl-triphenyl-phosphonium bromide | ethyltriphenyl-phosphonium bromide | J-521358 | Ethyltriphenylfosfonium bromide | ethyltriphenylphosphoniumbromide | ethyl-triphenylpho

Storage

Argon charged,Room temperature

Shipped In

Normal

Overview

It is used for synthesis of D-amino acids from L-cysteine-derived thiazolidines、Leiodolide A via aldol reactions and Horner-Wadsworth-Emmons olefination、Cycloalkanoindolines via diastereoselective intramolecular inimo-ene reactions、WXYZA′ domain of maitotoxin using the coupling of key building blocks.

Specifications

Synonyms

D70271 | Ethyltriphenylphosphonium bromide | ethyl-triphenylphosphonium bromide | ethyl-triphenyl-phosphonium bromide | ethyltriphenyl-phosphonium bromide | J-521358 | Ethyltriphenylfosfonium bromide | ethyltriphenylphosphoniumbromide | ethyl-triphenylpho

Specifications & Purity

≥98%

Storage

Argon charged, Room temperature

Shipped In

Normal

Purity

≥98%

Names and Identifiers

• Canonical Smiles: CC[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Br-]
• IUPAC Name: ethyl(triphenyl)phosphanium;bromide
• InChIKey: JHYNXXDQQHTCHJ-UHFFFAOYSA-M
• INCHI: 1S/C20H20P.BrH/c1-2-21(18-12-6-3-7-13-18,19-14-8-4-9-15-19)20-16-10-5-11-17-20;/h3-17H,2H2,1H3;1H/q+1;/p-1
• Isomeric SMILES: CC[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Br-]
• WGK Germany: 2
• Molecular Weight: 371.25
• Beilstein: 3599630
• Reaxy-Rn: 3599630
• Reaxys-RN_link_address: https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3599630&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Benzenoids
    • Class Benzene and substituted derivatives
      • Subclass Phenylphosphines and derivatives

• Kingdom: Organic compounds
• Superclass: Benzenoids
• Class: Benzene and substituted derivatives
• Subclass: Phenylphosphines and derivatives
• Intermediate Tree Nodes: Not available
• Direct Parent: Phenylphosphines and derivatives
• Alternative Parents: Organopnictogen compounds Organophosphorus compounds Organic bromide salts Hydrocarbon derivatives
• Molecular Framework: Aromatic homomonocyclic compounds
• Substituents: Triphenylphosphine - Phenylphosphine - Organopnictogen compound - Hydrocarbon derivative - Organic bromide salt - Organic salt - Organophosphorus compound - Aromatic homomonocyclic compound
• Description: This compound belongs to the class of organic compounds known as phenylphosphines and derivatives. These are compounds containing a phenylphosphine, which consists of phosphine substituent bound to a phenyl group.
• External Descriptors: Not available

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

Mechanisms of Action

Chemical and Physical Properties

• Solubility: Soluble in methanol. Slightly soluble in water, acetone and isopropanol.
• Sensitivity: Hygroscopic.
• Flash Point(°F): >392 °F
• Flash Point(°C): >200 °C
• Melt Point(°C): 210°C
• Molecular Weight: 371.200 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 4
• Exact Mass: 370.049 Da
• Monoisotopic Mass: 370.049 Da
• Topological Polar Surface Area: 0.000 Ų
• Heavy Atom Count: 22
• Formal Charge: 0
• Complexity: 247.000
• 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: 2

XLogP3

References

1. Zhiyun Zhang, Zhiqiang Yu.  (2023)  Investigation on mechanical properties and thermal expansibility of epoxy resin copolymerization modified cyanate ester under medium-low temperature curing process.  POLYMERS FOR ADVANCED TECHNOLOGIES,      [PMID:] [10.1002/pat.6195]

2. Jie Wang, Jielin Huang, Hui Xu, Li Dong, Songsong Chen, Junping Zhang, Suojiang Zhang.  (2024)  Phosphorus-modulated surface active center reconstruction in cerium oxide for polyols conversion into carbonates.  APPLIED CATALYSIS B-ENVIRONMENTAL,      [PMID:] [10.1016/j.apcatb.2024.124284]

3. Yuxin Wang, Yulin Wang, Jizhen Fu, Suzhen Li, Yawen Zhang, Xiaojiao Zheng, Jin Liu, Li Li, Xu Jing.  (2025)  Semi-automatic emulsification liquid-liquid microextraction with deep eutectic solvent for the determination of strobilurin fungicides in food samples.  TALANTA,      [PMID:39923671] [10.1016/j.talanta.2025.127692]

4. Tao Huang, ZiXuan Wang, Tongzhou Li, Xiaodong Shen, Weizheng Liang, Quan Niu, Xianci Zhong, Bingsuo Zou.  (2024)  Multifunctional Phosphor with High-Efficient Near-Infrared Emission Based on Antimony–Zinc Halides.  ACS Applied Materials & Interfaces,      [PMID:38857900] [10.1021/acsami.4c04622]