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Home/Compounds/CAS 141556-42-5
Formula C21H24N2MW 304.4Research-use catalog entryCOA/SDS by request

1,3-Dimesitylimidazol-2-ylidene

CAS Number: 141556-42-5

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Loading RDKit molecule structure...
InChIKey: JCYWCSGERIELPG-UHFFFAOYSA-NC21H24N2 | MW 304.4

Chemical Absolute Identifiers

CAS Number

141556-42-5

PubChem CID

11123757

Molecular Formula

C21H24N2

Molecular Weight

304.4 g/mol

Exact Mass

304.193949

InChIKey

JCYWCSGERIELPG-UHFFFAOYSA-N

IUPAC Name

1,3-bis(2,4,6-trimethylphenyl)-2H-imidazol-1-ium-2-ide

SMILES String

CC1=CC(=C(C(=C1)C)N2C=C[N+](=[C-]2)C3=C(C=C(C=C3C)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

1,3-Dimesitylimidazol-2-ylidene (CAS 141556-42-5) is listed in the Advanced Chemicals portfolio, with molecular formula C21H24N2 and molecular weight 304. 40 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; structure-derived tags include nitrogen-containing heterocycle.

Documentation needs

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

Applications & Classification

Ligand ResearchSynthetic 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

1,3-Dimesitylimidazol-2-ylidene

Names & Synonyms

1,3-Dimesityl-1H-imidazol-3-ium-2-ide1,3-BIS(2,4,6-TRIMETHYLPHENYL)IMIDAZOL-2-YLIDENEIMes1,3-Bis(2,4,6-trimethylphenyl)-1,3-dihydro-2H-imidazol-2-ylideneD3870
Show all synonyms
1,3-bis(2,4,6-trimethylphenyl)-imidazolium1,3-Dihydro-1,3-bis(2,4,6-trimethylphenyl)-2H-imidazol-2-ylidene
External Identifiers
EC NUMBER: 625-734-4DSSTOX SUBSTANCE ID: DTXSID70456010WIKIDATA ID: Q17125083

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

1,3-Bis(2,4,6-trimethylphenyl)imidazolium chlorideCAS 141556-45-8
1,3-Bis(2,6-di(propan-2-yl)phenyl)-1H-imidazol-3-ium-2-ideCAS 244187-81-3
1,3-Dimesitylimidazolium-2-carboxylateCAS 675877-56-2
1,3-Bis(2,4,6-trimethylphenyl)imidazolinium ChlorideCAS 173035-10-4
1,3-Bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazolium tetrafluoroborateCAS 245679-18-9

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 141556-45-81,3-Bis(2,4,6-trimethylphenyl)imidazolium chlorideCAS 244187-81-31,3-Bis(2,6-di(propan-2-yl)phenyl)-1H-imidazol-3-ium-2-ideCAS 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 141556-42-5

What are the key identifiers for 1,3-Dimesitylimidazol-2-ylidene (CAS 141556-42-5)?

1,3-Dimesitylimidazol-2-ylidene is identified by CAS 141556-42-5, with molecular formula C21H24N2, molecular weight 304.4, InChIKey JCYWCSGERIELPG-UHFFFAOYSA-N.

Can I request a COA for CAS 141556-42-5?

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

Can I request supplier SDS for 1,3-Dimesitylimidazol-2-ylidene?

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

Is CAS 141556-42-5 available for quotation?

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

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