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Home/Compounds/CAS 26741-53-7
Formula C33H50O6P2MW 604.7Research-use catalog entryCOA/SDS by request

Bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite

CAS Number: 26741-53-7

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Available options

Available Options

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1 kg
Purity
97%
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5 g
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Loading RDKit molecule structure...
InChIKey: AIBRSVLEQRWAEG-UHFFFAOYSA-NC33H50O6P2 | MW 604.7

Chemical Absolute Identifiers

CAS Number

26741-53-7

PubChem CID

93101

Molecular Formula

C33H50O6P2

Molecular Weight

604.7 g/mol

Exact Mass

604.308263

InChIKey

AIBRSVLEQRWAEG-UHFFFAOYSA-N

IUPAC Name

3,9-bis(2,4-ditert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane

SMILES String

CC(C)(C)C1=CC(=C(C=C1)OP2OCC3(CO2)COP(OC3)OC4=C(C=C(C=C4)C(C)(C)C)C(C)(C)C)C(C)(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

Bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite (CAS 26741-53-7) is listed in the Advanced Chemicals portfolio, with molecular formula C33H50O6P2 and molecular weight 604. 70 g/mol.

Sourcing context

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

Research use context

Intended for research building-block and synthetic chemistry workflows.

Documentation needs

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

Applications & Classification

Heterocyclic Building BlocksSynthetic ChemistryResearch intermediateCustom synthesis building blockResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow

Safety & Handling

Handling & Storage

  • Keep container tightly closed and dry.
  • Store in a well-ventilated place.

PPE

Respiratory protection if needed

First Aid

  • Do not give anything to an unconscious person.
  • Rinse mouth with water.

Stability / Reactivity

  • Reactivity.
  • Carbon monoxide, carbon dioxide, phosphorus oxide.

Disposal

  • Dispose of remaining and non-recyclable solutions to a licensed company.
  • Contact a professional agency with a waste disposal license to handle this substance.
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Fire Fighting

  • If necessary, wear a self-contained breathing apparatus for firefighting.

Accidental Release

  • Do not generate dust when collecting and disposing.
  • Sweep and shovel up.

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

Bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite

Names & Synonyms

3,9-bis(2,4-di-tert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecaneAntioxidant 626ADK Stab PEP 24Antioxidant 242Alkanox P 24
Show all synonyms
Doverphos S 9432ADK Stab PEP 24GBis(2,4-di-tert-butylphenyl) pentaerythritol diphosphiteAT 626ANTIOXIDANT TH 24ANTIOXIDANT 6260Phosphorous acid, cyclic neopentanetetrayl bis(2,4-di-tert-butylphenyl) ester2,4,8,10-Tetraoxa-3,9-diphosphaspiro(5.5)undecane, 3,9-bis(2,4-bis(1,1-dimethylethyl)phenoxy)-2,4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis[2,4-bis(1,1-dimethylethyl)phenoxy]-3,9-Bis(2,4-di-tert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro(5.5)undecanedi(2,4-di-tert-butylphenyl)pentaerythritol diphosphiteCYCLIC NEOPENTANETETRAYL BIS(2,4-DI-TERT-BUTYLPHENYL PHOSPHITE)PHENOL, 2,4-DI-TERT-BUTYL-, DIHYDROGEN PHOSPHITE CYCLIC NEOPENTANETETRAYL ESTER2,4,8,10-TETRAOXA-3,9-DIPHOSPHASPIRO(5.5)UNDECANE, 3,9-BIS(2,4-DI-TERT-BUTYLPHENOXY)-Irgafos 126
External Identifiers
EC NUMBER: 247-952-5DSSTOX SUBSTANCE ID: DTXSID2027911UNII: GV29P0K7ACWIKIDATA ID: Q27279296
Experimental Spectrum References
13C NMR Spectra31P NMR SpectraATR-IR SpectraFTIR SpectraRaman Spectra

Documentation & Compliance Facts

Compliance Facts

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

Additional text reference cues are not available for this catalog entry.

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 1002310-00-0Tert-butyl 1-(2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylcarbamateCAS 1005174-17-3(E)-3-(2-Propyl-6-(trifluoromethyl)pyridin-3-yl)acrylic acidCAS 1018125-49-92-(3-Cyclopropyl-6-ethyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acidCAS 1018128-07-8Isopropyl 4-chloro-2-methylquinoline-6-carboxylateCAS 1018142-22-76-cyclopropyl-1-(2,2-difluoroethyl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acidCAS 1018144-00-72-(3-Cyclopropyl-6-isopropyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acid

RFQ questions for CAS 26741-53-7

What are the key identifiers for Bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite (CAS 26741-53-7)?

Bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite is identified by CAS 26741-53-7, with molecular formula C33H50O6P2, molecular weight 604.7, InChIKey AIBRSVLEQRWAEG-UHFFFAOYSA-N.

Can I request a COA for CAS 26741-53-7?

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

Can I request supplier SDS for Bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite?

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

Is CAS 26741-53-7 available for quotation?

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

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