Tri(o-tolyl)phosphine - ≥99% , CAS No.6163-58-2

CAS: 6163-58-2 Cat. No.: T396888 Molecular Weight: 304.37 Beilstein Registry Number: 661212 EC Number: 228-193-9 PubChem CID: 80271
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
FT-0636009 | Thionaphthoquinone | tritolylphosphine | tri-tolylphosphine | TRIS(2-TOLUENE)PHOSPHINE | tri(orthotolyl)phosphine | tri(ortho-tolyl)phosphine | Tri-o-tolylphosphine | tri-o-tolyl-phosphine | trio-tolylphosphine | AC-22726 | MFCD00015001 | P(o
Storage
Protected from light,Room temperature,Argon charged
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
T396888-5g
10
$17.90
25g
T396888-25g
6
$35.90
100g
T396888-100g
6
$119.90
500g
T396888-500g
2
$441.90
Enter a quantity for the sizes you want to add.
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Why this grade

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

🌡

Storage & shipping

Protected from light,Room temperature,Argon charged 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.

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Literature proof

Cited in 7 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Application

Tri(o-tolyl)phosphine is used in a ruthenium-catalyzed direct amination of alcohols. It is also used in Suzuki reaction. Further, it is used in the preparation of tri-ortho-phosphinselenide by reacting with selenium as a reagent. In addition to this, it acts as a ligand in coordination chemistry.

Specifications

Synonyms
FT-0636009 | Thionaphthoquinone | tritolylphosphine | tri-tolylphosphine | TRIS(2-TOLUENE)PHOSPHINE | tri(orthotolyl)phosphine | tri(ortho-tolyl)phosphine | Tri-o-tolylphosphine | tri-o-tolyl-phosphine | trio-tolylphosphine | AC-22726 | MFCD00015001 | P(o
Specifications & Purity
≥99%
Legal Information
Phosphine Ligand Kit component.
Storage
Protected from light, Room temperature, Argon charged
Shipped In
Normal
Purity
≥99%
Names and Identifiers
Pubchem Sid488185834
Canonical SmilesCC1=CC=CC=C1P(C2=CC=CC=C2C)C3=CC=CC=C3C
IUPAC Nametris(2-methylphenyl)phosphane
InChIKeyCOIOYMYWGDAQPM-UHFFFAOYSA-N
INCHI1S/C21H21P/c1-16-10-4-7-13-19(16)22(20-14-8-5-11-17(20)2)21-15-9-6-12-18(21)3/h4-15H,1-3H3
Isomeric SMILES CC1=CC=CC=C1P(C2=CC=CC=C2C)C3=CC=CC=C3C
WGK Germany 3
PubChem CID 80271
Molecular Weight 304.37
Beilstein 661212
Reaxy-Rn 661212

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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassPhenylphosphines and derivatives
Intermediate Tree Nodes Not available
Direct ParentPhenylphosphines and derivatives
Alternative Parents Toluenes  Organic phosphines and derivatives  Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Triphenylphosphine - Toluene - Phenylphosphine - Phosphine - Organopnictogen compound - Hydrocarbon derivative - Organophosphorus compound - Aromatic homomonocyclic compound
DescriptionThis 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
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.

13 results found

Lot NumberCertificate TypeDateItem
I2205439Certificate of AnalysisApr 02, 2026 T396888
I2205441Certificate of AnalysisApr 02, 2026 T396888
A2621049Certificate of AnalysisJan 31, 2026 T396888
D2628071Certificate of AnalysisJan 31, 2026 T396888
J2515063Certificate of AnalysisOct 24, 2025 T396888
H2507105Certificate of AnalysisAug 14, 2025 T396888
A2310497Certificate of AnalysisApr 17, 2025 T396888
I2205438Certificate of AnalysisApr 17, 2025 T396888
F2330075Certificate of AnalysisApr 08, 2025 T396888
I2205440Certificate of AnalysisJun 18, 2024 T396888
J2424013Certificate of AnalysisJun 18, 2024 T396888
A2310452Certificate of AnalysisJan 17, 2023 T396888
H2317102Certificate of AnalysisJun 24, 2022 T396888

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Chemical and Physical Properties
SolubilitySoluble in alcohol. Slightly soluble in cold water. Insoluble in water.
Sensitivitylight sensitive,air sensitive
Melt Point(°C)124-126°C
Molecular Weight304.400 g/mol
XLogP35.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count3
Exact Mass304.138 Da
Monoisotopic Mass304.138 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count22
Formal Charge0
Complexity286.000
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. Huixia Zhang, Zhaomin Wang, Yong Liu, Ping Xie.  (2022)  Exploring the direct effects of microcystin-LR on DNA via using cross-technical means.  ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY,      [PMID:36068764] [10.1016/j.ecoenv.2022.113841]
2. Aijing Wang, Minggang Tian, Yujing Zuo, Zhiming Gou.  (2022)  Carbazole-siloxane based polymers for the selective detection of 4-nitrophenol and Fe3+.  JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY,      [PMID:] [10.1016/j.jphotochem.2022.113961]
3. Xiaomei Zhang, Zhiming Gou, Yujing Zuo, Weiying Lin.  (2021)  Pyrene-based polymer fluorescent materials for the detection of 2,4,6-trinitrophenol and cell imaging.  JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY,      [PMID:] [10.1016/j.jphotochem.2021.113183]
4. Tong Hu, Liangliang Han, Manjun Xiao, Xichang Bao, Ting Wang, Mingliang Sun, Renqiang Yang.  (2014)  Enhancement of photovoltaic performance by increasing conjugation of the acceptor unit in benzodithiophene and quinoxaline copolymers.  Journal of Materials Chemistry C,  (38): (8047-8053).  [PMID:] [10.1039/C4TC01440E]
5. Ya Chu, Fei Zhao, Fanpeng Meng, Weiqiang Zhang, Jinsheng Zhao, Xiujuan Zhong.  (2024)  Donor-acceptor type conjugated porous polymers based on benzotrithiophen and triazine derivatives: Effect of linkage unit on photocatalytic water splitting.  INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,      [PMID:] [10.1016/j.ijhydene.2024.03.260]
6. Haoran Liu, Chenghao Wang, Lishuai Zong, Lingmei Jiang, Guangsheng Zhang, Zichun Ding, Zexian Jia, Changhong Xiao, Chao Li, Jinyan Wang, Xigao Jian.  (2024)  Solvent-free Acrylate/BCB drop-on-demand (DOD) inkjet dielectric ink for 3D printing.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2024.156411]
7. Leilei Zhang, Haoheng Bai, Weiqi Sun, Luqi Wang, Minyan Duan, Qianying Liu, Chao Zhou, Xueyang Fang, Tao Zhang.  (2026)  NIR-II Photoacoustic-Cavitation Boosted Metabolic Reprogramming Regulation Toward the Localized TNBC Growth Inhibition.  ACS Applied Materials & Interfaces,      [PMID:] [10.1021/acsami.6c02884]
Solution Calculators
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