MolGraph
CompoundsDocumentationComplianceAbout
MolGraph

Research chemical sourcing and molecular building block RFQ workflows.

MolGraph is operated by Tessorix Inc.

support@molgraph.com

Products are intended for laboratory research use only and are not for human or veterinary use.

Compounds

  • Compound catalog
  • CAS Search

Company

  • About
  • Contact

Documentation

  • Quality Documentation
  • SDS Disclaimer

Compliance

  • Compliance

Legal

  • Terms
  • Privacy

Copyright © 2026 MolGraph. All Rights Reserved.

Home/Compounds/CAS 38613-77-3
Formula C68H92O4P2MW 1035.4Research-use catalog entryCOA/SDS by request

CAS 38613-77-3

Tetrakis(2,4-di-tert-butylphenyl) [1,1'-biphenyl]-4,4'-diylbis(phosphonite)

Sourcing & RFQ

Submit an RFQ to review pricing, availability, lead time, pack size, purity, COA, and supplier SDS for this catalog entry.

Available options

Available Options

Package
5 g
Purity
95%
Price
USD 70
Package
10 g
Purity
95%
Price
USD 100
Package
25 g
Purity
95%
Price
USD 140

Package, purity, and pricing are reference observations for RFQ preparation. Final quote, availability, COA/SDS, and shipping documentation are confirmed before order acceptance.

Loading RDKit molecule structure...
InChIKey: BEIOEBMXPVYLRY-UHFFFAOYSA-NC68H92O4P2 | MW 1035.4

Chemical Absolute Identifiers

CAS Number

38613-77-3

PubChem CID

93207

Molecular Formula

C68H92O4P2

Molecular Weight

1035.4 g/mol

Exact Mass

1034.64708

InChIKey

BEIOEBMXPVYLRY-UHFFFAOYSA-N

IUPAC Name

[4-[4-bis(2,4-ditert-butylphenoxy)phosphanylphenyl]phenyl]-bis(2,4-ditert-butylphenoxy)phosphane

SMILES String

CC(C1=CC=C(OP(C2=CC=C(C3=CC=C(P(OC4=CC=C(C(C)(C)C)C=C4C(C)(C)C)OC5=CC=C(C(C)(C)C)C=C5C(C)(C)C)C=C3)C=C2)OC6=CC=C(C(C)(C)C)C=C6C(C)(C)C)C(C(C)(C)C)=C1)(C)C

Physical Properties

No physical property values available.

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

Research Catalog Compound - Phosphine Ligand (CAS 38613-77-3) is listed for phosphine ligand sourcing for catalyst or coordination screening.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Typical research procurement context: ligand-focused research workflows where steric and electronic fit are reviewed by the buyer, with buyer review before selection.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Research intermediateCustom synthesis building blockCatalysts & ligands sourcingPhosphine ligand sourcingResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow

Safety & Handling

Handling & Storage

  • Avoid contact with skin and eyes.
  • Avoid dust and aerosol formation; provide suitable exhaust ventilation where dust may be generated.
  • Store tightly closed, dry, well ventilated, under inert atmosphere, at 2-8 °C when specified by supplier SDS.

PPE

GlovesEye protectionLab coat

First Aid

  • If inhaled, move the person to fresh air and obtain medical advice when symptoms occur.
  • For skin contact, wash with soap and plenty of water.

Stability / Reactivity

  • Stable under recommended storage conditions when the supplier SDS indicates stability.
  • Avoid incompatible materials and conditions listed in the supplier SDS.

Disposal

  • Dispose of contents and containers through a licensed chemical waste contractor.
  • Treat contaminated packaging as unused product unless supplier documentation states otherwise.
Show additional safety reference fields

Fire Fighting

  • Use extinguishing media appropriate to the surrounding fire and supplier SDS instructions.
  • Firefighters should wear self-contained breathing apparatus when necessary.

Accidental Release

  • Use personal protective equipment and ensure adequate ventilation during cleanup.
  • Avoid dust formation and avoid breathing vapors, mist, gas, or dust.

Toxicological Reference

  • Toxicological properties may not be fully investigated; review supplier SDS before handling.
  • Supplier SDS hazard statement codes include H302, H315, H319, H332, H335; confirm full wording in supplier documentation.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

Tetrakis(2,4-di-tert-butylphenyl) [1,1'-biphenyl]-4,4'-diylbis(phosphonite)

Names & Synonyms

Phosphonous acid, (1,1'-biphenyl)-4,4'-diylbis-, tetrakis(2,4-bis(1,1-dimethylethyl)phenyl) esterTetrakis(2,4-di-tert-butylphenyl) (1,1-biphenyl)-4,4'-diylbisphosphonitetetrakis(2,4-di-tert-butylphenyl) [1,1-biphenyl]-4,4'-diylbisphosphonitePhosphonous acid, [1,1'-biphenyl]-4,4'-diylbis-, tetrakis[2,4-bis(1,1-dimethylethyl)phenyl] esterPhosphonous acid, P,P'-((1,1'-biphenyl)-4,4'-diyl)bis-, P,P,P',P'-tetrakis(2,4-bis(1,1-dimethylethyl)phenyl) ester
Show all synonyms
Phosphonous acid, P,P'-[[1,1'-biphenyl]-4,4'-diyl]bis-, P,P,P',P'-tetrakis[2,4-bis(1,1-dimethylethyl)phenyl] ester
External Identifiers
RefChem:897227

Documentation & Compliance Facts

Compliance Facts

Signal word: Warning

Supplier SDS reference cue; confirm supplier documentation before use.

GHS pictograms

GHS07 - Irritant / harmful

Hazard statements: H302, H315, H319, H332, H335

Supplier SDS hazard code reference; confirm full text in supplier documentation.

Precautionary statements: P261, P280, P305+P351, P338

Supplier SDS precautionary code reference; confirm full text in supplier documentation.

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

Show non-linked catalog cues

Cross-selling keywords

Phosphine ligand sourcingRFQ documentation review

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 38686-38-3Chloro(methyldiphenylphosphine)gold(I)CAS 385815-83-8Chloro[tris(para-trifluoromethylphenyl)phosphine]gold(I)CAS 3878-45-3Triphenylphosphine sulfide , Triphenylphosphine sulfideCAS 3824-74-61,3-Bis(3,5-bis(trifluoromethyl)phenyl)urea , Schreiner's CatalystCAS 387859-70-3Tris[2-(4,6-difluorophenyl)pyridinato-C2,N]iridium(III) , Ir(dFppy)3CAS 381218-96-8(4-([2,2':6',2''-Terpyridin]-4'-yl)phenyl)boronic acid

RFQ questions for CAS 38613-77-3

Can I request a COA for CAS 38613-77-3?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for Tetrakis(2,4-di-tert-butylphenyl) [1,1'-biphenyl]-4,4'-diylbis(phosphonite)?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 38613-77-3 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

Can MolGraph support bulk sourcing or custom synthesis review?

Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.