Triethylphosphine - ≥90% , CAS No.554-70-1

CAS: 554-70-1 Cat. No.: T598413 Molecular Weight: 118.16 Beilstein Registry Number: 969170 EC Number: 209-068-8 PubChem CID: 27365
AVAILABLE TO ORDER
GRADE & PURITY ≥90%
Synonyms
TRIETHYLPHOSPHANE | PEt3
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
T598413-5g
1
$151.90
25g
T598413-25g
1
$549.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥90% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Triethylphosphine is used as a ligand for arylation.

Specifications

Synonyms
TRIETHYLPHOSPHANE | PEt3
Specifications & Purity
≥90%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥90%
Names and Identifiers
Canonical SmilesCCP(CC)CC
IUPAC Nametriethylphosphane
InChIKeyRXJKFRMDXUJTEX-UHFFFAOYSA-N
INCHI1S/C6H15P/c1-4-7(5-2)6-3/h4-6H2,1-3H3
Isomeric SMILES CCP(CC)CC
WGK Germany 3
RTECS SZ3400000
PubChem CID 27365
UN Number 2845
Molecular Weight 118.16
Beilstein 969170

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

KingdomOrganic compounds
SuperclassOrganophosphorus compounds
ClassOrganic phosphines and derivatives
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentOrganic phosphines and derivatives
Alternative Parents Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Phosphine - Organopnictogen compound - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as organic phosphines and derivatives. These are organic compounds containing a phosphine derivative, with the general formula B1P(R2)R3 (R1-R3=alkyl, aryl).
External Descriptors tertiary phosphine
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.

11 results found

Lot NumberCertificate TypeDateItem
D2502408Certificate of AnalysisMar 14, 2025 T598413
D2502521Certificate of AnalysisMar 14, 2025 T598413
F2516033Certificate of AnalysisMar 14, 2025 T598413
I2411426Certificate of AnalysisAug 16, 2024 T598413
I2411427Certificate of AnalysisAug 16, 2024 T598413
E2413515Certificate of AnalysisApr 07, 2024 T598413
E2413527Certificate of AnalysisApr 07, 2024 T598413
C2412569Certificate of AnalysisFeb 26, 2024 T598413
C2412570Certificate of AnalysisFeb 26, 2024 T598413
H2305239Certificate of AnalysisAug 18, 2023 T598413
H2305249Certificate of AnalysisAug 18, 2023 T598413

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Chemical and Physical Properties
SolubilityWater insoluble
SensitivitySensitive to humidity and Air sensitivity.
Flash Point(°F)-4 °F
Flash Point(°C)-17 °C
Boil Point(°C)127-128°C
Molecular Weight118.160 g/mol
XLogP31.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count3
Exact Mass118.091 Da
Monoisotopic Mass118.091 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count7
Formal Charge0
Complexity25.700
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
Documents & Articles
Citations of This Product
References
1. Hao Qian, Xiaofei Shen, Hailong Huang, Yan Zhang, Mingtao Zhang, Huiqing Wang, Zhongkai Wang.  (2019)  Helical poly(phenyl isocyanide)s grafted selectively on C-6 of cellulose for improved chiral recognition ability.  CARBOHYDRATE POLYMERS,      [PMID:31888853] [10.1016/j.carbpol.2019.115737]
2. Li He, Ciping Chen, Yongge Liu, Hong Hai, Jianping Li.  (2023)  Ultrasensitive detect of CA125 based on triple signal amplification strategy with huge amount of loaded probes via exonuclease cyclic cleavage, rolling cyclic amplification and strand self-growth.  ANALYST,      [PMID:37323073] [10.1039/D3AN00414G]
3. Xiaofei Shen, Hailong Huang, Hao Qian, Longxiang Tang, Yan Zhang, Min Xu, Huiqing Wang, Zhongkai Wang.  (2021)  Super Chirality Promotion of Helical Poly(Phenyl Isocyanide)s by Grafting onto Ethyl Cellulose.  MACROMOLECULAR CHEMISTRY AND PHYSICS,  222  (15): (2100103).  [PMID:] [10.1002/macp.202100103]
4. Xinrong Li, Shuliang Chen, Peng Yang, Yue Lin, Chen Chen, Xianzhi Hu, Futing Zi.  (2024)  Effective and selective recovery of Au(III) from WPCBs using quaternary phosphonium adsorbent synthesized by adjusting steric hindrance.  JOURNAL OF HAZARDOUS MATERIALS,      [PMID:38878433] [10.1016/j.jhazmat.2024.134881]
Solution Calculators
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