1,3-Bis[(di-tert-butylphosphino)oxy]benzene - ≥94% , CAS No.338800-20-7

CAS: 338800-20-7 Cat. No.: B405179 Molecular Weight: 398.51 EC Number: 810-945-8
AVAILABLE TO ORDER
GRADE & PURITY ≥94%
Synonyms
B4595 | DTXSID201128277 | T70790 | 3-[[Bis(1,1-dimethylethyl)phosphino]oxy]phenyl P,P-bis(1,1-dimethylethyl)phosphinite | Phosphinous acid, P,P-bis(1,1-dimethylethyl)-, 3-[[bis(1,1-dimethylethyl)phosphino]oxy]phenyl ester | MFCD28975098 | Phosphinousacid,
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
B405179-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$206.90

$310.90
Save $104.00 (33.45%)
1g
B405179-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$662.90

$994.90
Save $332.00 (33.37%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥94% 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.

📋

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
B4595 | DTXSID201128277 | T70790 | 3-[[Bis(1, 1-dimethylethyl)phosphino]oxy]phenyl P, P-bis(1, 1-dimethylethyl)phosphinite | Phosphinous acid, P, P-bis(1, 1-dimethylethyl)-, 3-[[bis(1, 1-dimethylethyl)phosphino]oxy]phenyl ester | MFCD28975098 | Phosphinousacid,
Specifications & Purity
≥94%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥94%
Names and Identifiers
Canonical SmilesCC(C)(C)P(C(C)(C)C)OC1=CC(=CC=C1)OP(C(C)(C)C)C(C)(C)C
IUPAC Nameditert-butyl-(3-ditert-butylphosphanyloxyphenoxy)phosphane
InChIKeyWSKMTURBCLMNEL-UHFFFAOYSA-N
INCHI1S/C22H40O2P2/c1-19(2,3)25(20(4,5)6)23-17-14-13-15-18(16-17)24-26(21(7,8)9)22(10,11)12/h13-16H,1-12H3
Isomeric SMILES CC(C)(C)P(C(C)(C)C)OC1=CC(=CC=C1)OP(C(C)(C)C)C(C)(C)C
Molecular Weight 398.51
Reaxy-Rn 9643077
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=9643077&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.

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
SubclassPhenoxy compounds
Intermediate Tree Nodes Not available
Direct ParentPhenoxy compounds
Alternative Parents Organophosphorus compounds  Organooxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Phenoxy compound - Organic oxygen compound - Hydrocarbon derivative - Organophosphorus compound - Organooxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenoxy compounds. These are aromatic compounds contaning a phenoxy 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:
Chemical and Physical Properties
SensitivityMoisture Sensitive
Melt Point(°C)50 °C
Molecular Weight398.500 g/mol
XLogP35.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count8
Exact Mass398.25 Da
Monoisotopic Mass398.25 Da
Topological Polar Surface Area18.500 Ų
Heavy Atom Count26
Formal Charge0
Complexity367.000
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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