(R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine - ≥97% , CAS No.221012-82-4

CAS: 221012-82-4 Cat. No.: T121324 Molecular Weight: 644.64 PubChem CID: 11158950
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
E77240 | (R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine, 97% | P-PHOS Ligands, (R)-p-phos- | (R)-(+)-2,2 inverted exclamation marka,6,6 inverted exclamation marka-Tetramethoxy-4,4 inverted exclamation marka-bis(diphenylphosphin
Storage
Argon charged,Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
25mg
T121324-25mg
2

$23.90

$35.90
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100mg
T121324-100mg
3

$74.90

$112.90
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250mg
T121324-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$186.90

$280.90
Save $94.00 (33.46%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,Room temperature 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.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
E77240 | (R)-(+)-2, 2', 6, 6'-Tetramethoxy-4, 4'-bis(diphenylphosphino)-3, 3'-bipyridine, 97% | P-PHOS Ligands, (R)-p-phos- | (R)-(+)-2, 2 inverted exclamation marka, 6, 6 inverted exclamation marka-Tetramethoxy-4, 4 inverted exclamation marka-bis(diphenylphosphin
Specifications & Purity
≥97%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid504766089
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504766089
Canonical SmilesCOC1=NC(=C(C(=C1)P(C2=CC=CC=C2)C3=CC=CC=C3)C4=C(N=C(C=C4P(C5=CC=CC=C5)C6=CC=CC=C6)OC)OC)OC
IUPAC Name[3-(4-diphenylphosphanyl-2,6-dimethoxypyridin-3-yl)-2,6-dimethoxypyridin-4-yl]-diphenylphosphane
InChIKeyJZOSBBLJKXSBBN-UHFFFAOYSA-N
INCHI1S/C38H34N2O4P2/c1-41-33-25-31(45(27-17-9-5-10-18-27)28-19-11-6-12-20-28)35(37(39-33)43-3)36-32(26-34(42-2)40-38(36)44-4)46(29-21-13-7-14-22-29)30-23-15-8-16-24-30/h5-26H,1-4H3
Isomeric SMILES COC1=NC(=C(C(=C1)P(C2=CC=CC=C2)C3=CC=CC=C3)C4=C(N=C(C=C4P(C5=CC=CC=C5)C6=CC=CC=C6)OC)OC)OC
WGK Germany 3
PubChem CID 11158950
Molecular Weight 644.64

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.

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📊 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
SuperclassOrganoheterocyclic compounds
ClassPyridines and derivatives
SubclassBipyridines and oligopyridines
Intermediate Tree Nodes Not available
Direct ParentBipyridines and oligopyridines
Alternative Parents Alkyl aryl ethers  Benzene and substituted derivatives  Heteroaromatic compounds  Organic phosphines and derivatives  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Bipyridine - Alkyl aryl ether - Monocyclic benzene moiety - Benzenoid - Heteroaromatic compound - Phosphine - Ether - Azacycle - Organic nitrogen compound - Organooxygen compound - Organonitrogen compound - Organophosphorus compound - Hydrocarbon derivative - Organopnictogen compound - Organic oxygen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as bipyridines and oligopyridines. These are organic compounds containing two pyridine rings linked to each other.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
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.

2 results found

Lot NumberCertificate TypeDateItem
E2211186Certificate of AnalysisDec 10, 2025 T121324
L1910163Certificate of AnalysisJul 12, 2023 T121324
Chemical and Physical Properties
Specific Rotation[α]+98°, c = 1 in chloroform
Melt Point(°C)261-265°C
Molecular Weight644.600 g/mol
XLogP38.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count6
Rotatable Bond Count11
Exact Mass644.199 Da
Monoisotopic Mass644.199 Da
Topological Polar Surface Area62.700 Ų
Heavy Atom Count46
Formal Charge0
Complexity771.000
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
Solution Calculators
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