(S)-(-)-DM-SEGPHOS® - ≥98% , CAS No.210169-57-6

CAS: 210169-57-6 Cat. No.: S161391 Molecular Weight: 722.8 EC Number: 813-047-4
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
(R)-(+)-5,5'-Bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole,min.98%(R)-DM-SEGPHOS | (R)-5,5'-Bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole | XJJVPYMFHXMROQ-UHFFFAOYSA-N | D4498 | (R)-5,5 inverted exclamation mark -Bis[di(3,5-xylyl)phosphino]-
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
S161391-100mg
1

$31.90

$47.90
Save $16.00 (33.40%)
250mg
S161391-250mg
6

$45.90

$68.90
Save $23.00 (33.38%)
1g
S161391-1g
3

$167.90

$251.90
Save $84.00 (33.35%)
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Why this grade

≥98% 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
(R)-(+)-5, 5'-Bis[di(3, 5-xylyl)phosphino]-4, 4'-bi-1, 3-benzodioxole, min.98%(R)-DM-SEGPHOS | (R)-5, 5'-Bis[di(3, 5-xylyl)phosphino]-4, 4'-bi-1, 3-benzodioxole | XJJVPYMFHXMROQ-UHFFFAOYSA-N | D4498 | (R)-5, 5 inverted exclamation mark -Bis[di(3, 5-xylyl)phosphino]-
Specifications & Purity
≥98%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488197373
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488197373
Canonical SmilesCC1=CC(=CC(=C1)P(C2=C(C3=C(C=C2)OCO3)C4=C(C=CC5=C4OCO5)P(C6=CC(=CC(=C6)C)C)C7=CC(=CC(=C7)C)C)C8=CC(=CC(=C8)C)C)C
IUPAC Name[4-[5-bis(3,5-dimethylphenyl)phosphanyl-1,3-benzodioxol-4-yl]-1,3-benzodioxol-5-yl]-bis(3,5-dimethylphenyl)phosphane
InChIKeyXJJVPYMFHXMROQ-UHFFFAOYSA-N
INCHI1S/C46H44O4P2/c1-27-13-28(2)18-35(17-27)51(36-19-29(3)14-30(4)20-36)41-11-9-39-45(49-25-47-39)43(41)44-42(12-10-40-46(44)50-26-48-40)52(37-21-31(5)15-32(6)22-37)38-23-33(7)16-34(8)24-38/h9-24H,25-26H2,1-8H3
Isomeric SMILES CC1=CC(=CC(=C1)P(C2=C(C3=C(C=C2)OCO3)C4=C(C=CC5=C4OCO5)P(C6=CC(=CC(=C6)C)C)C7=CC(=CC(=C7)C)C)C8=CC(=CC(=C8)C)C)C
WGK Germany 3
Molecular Weight 722.8
Reaxy-Rn 8889401
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=8889401&ln=

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.

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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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassPhenylphosphines and derivatives
Intermediate Tree Nodes Not available
Direct ParentPhenylphosphines and derivatives
Alternative Parents Benzodioxoles  m-Xylenes  Organic phosphines and derivatives  Oxacyclic compounds  Acetals  Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Triphenylphosphine - Benzodioxole - M-xylene - Xylene - Phenylphosphine - Phosphine - Oxacycle - Organoheterocyclic compound - Acetal - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organophosphorus compound - Organooxygen compound - Aromatic heteropolycyclic 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.

7 results found

Lot NumberCertificate TypeDateItem
G2402427Certificate of AnalysisApr 03, 2026 S161391
E2318762Certificate of AnalysisApr 18, 2025 S161391
E2318750Certificate of AnalysisMar 04, 2025 S161391
E2318791Certificate of AnalysisMar 04, 2025 S161391
E2318799Certificate of AnalysisMar 04, 2025 S161391
D2306309Certificate of AnalysisJan 15, 2025 S161391
D2306471Certificate of AnalysisJan 15, 2025 S161391
Chemical and Physical Properties
Sensitivitylight & air & Moisture sensitive
Specific Rotation[α]-61° (C=0.1,CHCl3)
Melt Point(°C)256-261 °C
Molecular Weight722.800 g/mol
XLogP311.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count7
Exact Mass722.271 Da
Monoisotopic Mass722.271 Da
Topological Polar Surface Area36.900 Ų
Heavy Atom Count52
Formal Charge0
Complexity989.000
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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