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Home/Compounds/CAS 2091-46-5
Formula C21H18BrPMW 381.2Research-use catalog entryCOA/SDS by request

Phosphonium, triphenyl-2-propyn-1-yl-, bromide (1:1)

CAS Number: 2091-46-5

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Loading RDKit molecule structure...
InChIKey: AFZDAWIXETXKRE-UHFFFAOYSA-MC21H18BrP | MW 381.2

Chemical Absolute Identifiers

CAS Number

2091-46-5

PubChem CID

2724214

Molecular Formula

C21H18BrP

Molecular Weight

381.2 g/mol

Exact Mass

380.03295

InChIKey

AFZDAWIXETXKRE-UHFFFAOYSA-M

IUPAC Name

triphenyl(prop-2-ynyl)phosphanium bromide

SMILES String

C#CC[P+](c1ccccc1)(c1ccccc1)c1ccccc1.[Br-]

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

Phosphonium, triphenyl-2-propyn-1-yl-, bromide (1:1) (CAS 2091-46-5) is listed in the Advanced Chemicals portfolio, with molecular formula C21H18BrP and molecular weight 381. 20 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

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

Safety & Handling

Safety and handling reference content is available through documentation requests.

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

Preliminary Safety Reference

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Names & Synonyms / External Identifiers

Chemical Name

Phosphonium, triphenyl-2-propyn-1-yl-, bromide (1:1)

Names & Synonyms

Triphenylpropargylphosphonium bromideTriphenyl(prop-2-yn-1-yl)phosphonium bromidePropargyltriphenylphosphonium bromidePropargyl-triphenylphosphonium bromidetriphenyl-prop-2-ynylphosphanium bromide
Show all synonyms
triphenyl(prop-2-ynyl)phosphanium,bromide2-PROPYNYLTRIPHENYLPHOSPHONIUM BROMIDEtriphenyl(prop-2-yn-1-yl)phosphanium bromideC21H18BrPtriphenylprop-2-ynylphosphine, bromideTriphenyl-2-propynylphosphonium bromideTriphenyl(2-propynyl)phosphonium BromideP1438Triphenyl(2-propyn-1-yl)phosphonium BromidePhosphonium,triphenyl-2-propyn-1-yl-,bromide (1:1)
External Identifiers
DSSTOX SUBSTANCE ID: DTXSID10943171UNII: VZZ2QA4FYCWIKIDATA ID: Q82920220
Experimental Spectrum References
13C NMR Spectra1H NMR Spectra — Sigma-Aldrich Co. LLC.ATR-IR Spectra — Bio-Rad Laboratories, Inc.FTIR Spectra — Bio-Rad Laboratories, Inc.Raman Spectra — Bio-Rad Laboratories, Inc.

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

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Non-public related references

(2-Hydroxyethyl)triphenylphosphonium bromideCAS 7237-34-5
Isopentyltriphenylphosphonium bromideCAS 28322-40-9
(2-Hydroxyethyl)triphenylphosphonium chlorideCAS 23250-03-5
(Methoxymethyl)triphenylphosphonium chlorideCAS 4009-98-7
Dodecyltriphenylphosphonium bromideCAS 15510-55-1

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 7237-34-5(2-Hydroxyethyl)triphenylphosphonium bromideCAS 28322-40-9Isopentyltriphenylphosphonium bromideCAS 23250-03-5(2-Hydroxyethyl)triphenylphosphonium chlorideCAS 4009-98-7(Methoxymethyl)triphenylphosphonium chlorideCAS 15510-55-1Dodecyltriphenylphosphonium bromideCAS 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 acid

RFQ questions for CAS 2091-46-5

What are the key identifiers for Phosphonium, triphenyl-2-propyn-1-yl-, bromide (1:1) (CAS 2091-46-5)?

Phosphonium, triphenyl-2-propyn-1-yl-, bromide (1:1) is identified by CAS 2091-46-5, with molecular formula C21H18BrP, molecular weight 381.2, InChIKey AFZDAWIXETXKRE-UHFFFAOYSA-M.

Can I request a COA for CAS 2091-46-5?

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

Can I request supplier SDS for Phosphonium, triphenyl-2-propyn-1-yl-, bromide (1:1)?

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

Is CAS 2091-46-5 available for quotation?

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