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Home/Compounds/CAS 4803-74-1
Formula C17H15NO3MW 281.3Research-use catalog entryCOA/SDS by request

2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one

CAS Number: 4803-74-1

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Loading RDKit molecule structure...
InChIKey: SUVQWDLUAIFZKM-NTUHNPAUSA-NC17H15NO3 | MW 281.3

Chemical Absolute Identifiers

CAS Number

4803-74-1

PubChem CID

11572727

Molecular Formula

C17H15NO3

Molecular Weight

281.3 g/mol

Exact Mass

281.105193

InChIKey

SUVQWDLUAIFZKM-NTUHNPAUSA-N

IUPAC Name

(2E)-5,6-dimethoxy-2-(pyridin-4-ylmethylidene)-3H-inden-1-one

SMILES String

COc1cc2c(cc1OC)C(=O)/C(=C/c1ccncc1)C2

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

2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one (CAS 4803-74-1) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C17H15NO3 and molecular weight 281. 30 g/mol.

Sourcing context

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

Research use context

Intended for research-stage medicinal chemistry and intermediate synthesis 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

Pharmaceutical Intermediate ResearchResearch intermediateCustom synthesis building blockPharmaceutical intermediate researchResearch 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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Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one

Names & Synonyms

5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-5,6-Dimethoxy-2-[(4-pyridyl)methylene]-1-indanone5,6-DIMETHOXY-2-(4-PYRIDYLMETHYLENE)-1-INDANONE
Show all synonyms
(E)-5,6-dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one(5,6-Dimethoxy-2-(pyridine-4-yl)methylene-indan-1-one)Donepezil HCL Intermediates 1(2E)-5,6-dimethoxy-2-(4-pyridylmethylene)indan-1-one5,6-dimethoxy-2-[(pyridin-4-yl)methylidene]-2,3-dihydro-1H-inden-1-one1H-INDEN-1-ONE,2,3-DIHYDRO-5,6-DIMETHOXY-2-(4-PYRIDINYLMETHYLENE)-(2E)-5,6-Dimethoxy-2-[(pyridin-4-yl)methylidene]-2,3-dihydro-1H-inden-1-one1-Indanone, 5,6-dimethoxy-2-(4-pyridylmethylene)-5,6-dimethoxy-2(pyridine-4-yl)methylene-indan-1-one5,6-Dimethoxy-2-(pyridin-4-ylmethylene)indan-1-one5,6-Dimethoxyl-2-(piperidin-4-y)methylene-indan-1-one(E)-5,6-Dimethoxy-2-(pyridin-4-ylmethylidene)- 2,3-dihydro-1H-inden-1-one
External Identifiers
DSSTOX SUBSTANCE ID: DTXSID30468795UNII: T8CPM53GKWWIKIDATA ID: Q72468506

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

(E)-2-((1-benzyl-1,2,3,6-tetrahydropyridin-4-yl)methylene)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-oneCAS 923571-20-4
5,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-oneCAS 4803-57-0
2-((1-Benzylpiperidin-4-yl)methylene)-5,6-dimethoxyindan-1-one, (E)-CAS 120014-07-5
5,6-Dimethoxy-1-indanoneCAS 2107-69-9
Desbenzyl donepezilCAS 120014-30-4

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 923571-20-4(E)-2-((1-benzyl-1,2,3,6-tetrahydropyridin-4-yl)methylene)-5,6-dimethoxy-2,3-dihydro-1H-inden-1-oneCAS 4803-57-05,6-Dimethoxy-2-(pyridin-4-ylmethyl)indan-1-oneCAS 120014-07-52-((1-Benzylpiperidin-4-yl)methylene)-5,6-dimethoxyindan-1-one, (E)-CAS 872-85-54-PyridinecarboxaldehydeCAS 2107-69-95,6-Dimethoxy-1-indanoneCAS 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 4803-74-1

What are the key identifiers for 2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one (CAS 4803-74-1)?

2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one is identified by CAS 4803-74-1, with molecular formula C17H15NO3, molecular weight 281.3, InChIKey SUVQWDLUAIFZKM-NTUHNPAUSA-N.

Can I request a COA for CAS 4803-74-1?

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

Can I request supplier SDS for 2,3-Dihydro-5,6-dimethoxy-2-(4-pyridinylmethylene)-1H-inden-1-one?

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

Is CAS 4803-74-1 available for quotation?

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