Tris(o-methoxyphenyl)phosphine - ≥96% , CAS No.4731-65-1

CAS: 4731-65-1 Cat. No.: T115589 Molecular Weight: 352.36 EC Number: 225-235-8 PubChem CID: 78464
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
Tris(o-methoxyphenyl)phosphine, 96% | GC10064 | SCHEMBL7154400 | SY009843 | tri-o-anisylphosphine | Pyrantel impurity D | AS-10420 | AKOS015917477 | Naphtol AS-LC | TRI(2-METHOXYPHENYL)PHOSPHINE;TRI(O-ANISYL)PHOSPHINE;TRIS(2-METHOXYPHENYL)PHOSPHANE;TRIS(2
Storage
Room temperature,Argon charged,Desiccated,Cool
Shipped In
Normal
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Size
Status
Price
Qty
1g
T115589-1g
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$9.90

$14.90
Save $5.00 (33.56%)
5g
T115589-5g
2

$14.90

$22.90
Save $8.00 (34.93%)
25g
T115589-25g
2

$42.90

$64.90
Save $22.00 (33.90%)
100g
T115589-100g
2

$138.90

$208.90
Save $70.00 (33.51%)
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Why this grade

≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged,Desiccated,Cool Ships Normal 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.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Catalyst for: · Allylic substitution of simple alkenes · Suzuki coupling reactions · Telomerization of 1,3-butadiene with various alcohols · Hydrogenation of quinolines · Amination / direct arylation

Specifications

Synonyms
Tris(o-methoxyphenyl)phosphine, 96% | GC10064 | SCHEMBL7154400 | SY009843 | tri-o-anisylphosphine | Pyrantel impurity D | AS-10420 | AKOS015917477 | Naphtol AS-LC | TRI(2-METHOXYPHENYL)PHOSPHINE;TRI(O-ANISYL)PHOSPHINE;TRIS(2-METHOXYPHENYL)PHOSPHANE;TRIS(2
Specifications & Purity
≥96%
Storage
Room temperature, Argon charged, Desiccated, Cool
Shipped In
Normal
Purity
≥96%
Names and Identifiers
Canonical SmilesCOC1=CC=CC=C1P(C2=CC=CC=C2OC)C3=CC=CC=C3OC
IUPAC Nametris(2-methoxyphenyl)phosphane
InChIKeyIIOSDXGZLBPOHD-UHFFFAOYSA-N
INCHI1S/C21H21O3P/c1-22-16-10-4-7-13-19(16)25(20-14-8-5-11-17(20)23-2)21-15-9-6-12-18(21)24-3/h4-15H,1-3H3
Isomeric SMILES COC1=CC=CC=C1P(C2=CC=CC=C2OC)C3=CC=CC=C3OC
WGK Germany 3
PubChem CID 78464
Molecular Weight 352.36
Reaxy-Rn 2776186

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 Phenoxy compounds  Methoxybenzenes  Anisoles  Alkyl aryl ethers  Organic phosphines and derivatives  Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Triphenylphosphine - Phenoxy compound - Methoxybenzene - Phenol ether - Anisole - Phenylphosphine - Alkyl aryl ether - Phosphine - Ether - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organophosphorus compound - Organooxygen 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.

11 results found

Lot NumberCertificate TypeDateItem
K2225641Certificate of AnalysisMay 09, 2026 T115589
K2225643Certificate of AnalysisMay 09, 2026 T115589
K2225743Certificate of AnalysisMay 09, 2026 T115589
C2603484Certificate of AnalysisFeb 07, 2026 T115589
C2603486Certificate of AnalysisFeb 07, 2026 T115589
C2603496Certificate of AnalysisFeb 07, 2026 T115589
I2524028Certificate of AnalysisSep 30, 2025 T115589
A2507097Certificate of AnalysisJan 14, 2025 T115589
K2225542Certificate of AnalysisAug 23, 2024 T115589
H2218052Certificate of AnalysisAug 26, 2022 T115589
D2112065Certificate of AnalysisApr 26, 2021 T115589

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Chemical and Physical Properties
SolubilitySlightly soluble in water.
SensitivityAir sensitive.
Melt Point(°C)198-204°C
Molecular Weight352.400 g/mol
XLogP34.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count6
Exact Mass352.123 Da
Monoisotopic Mass352.123 Da
Topological Polar Surface Area27.700 Ų
Heavy Atom Count25
Formal Charge0
Complexity334.000
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
Citations of This Product
References
1. Yu Wang, Hongsen Wang, Jinni Deng, Yi Pan, Zhaohui Zheng, Xiaobin Ding.  (2023)  Isoindigo-Based Dual-Acceptor Conjugated Polymers Incorporated Conjugation Length and Intramolecular Charge Transfer for High-Efficient Photothermal Conversion.  MACROMOLECULAR RAPID COMMUNICATIONS,  44  (19): (2300244).  [PMID:37465937] [10.1002/marc.202300244]
Solution Calculators
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