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Home/Compounds/CAS 20870-78-4
Formula C8H6BrNOMW 212.04Research-use catalog entryCOA/SDS by request

5-Bromo-2-oxindole

CAS Number: 20870-78-4

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Loading RDKit molecule structure...
InChIKey: VIMNAEVMZXIKFL-UHFFFAOYSA-NC8H6BrNO | MW 212.04

Chemical Absolute Identifiers

CAS Number

20870-78-4

PubChem CID

611193

Molecular Formula

C8H6BrNO

Molecular Weight

212.04 g/mol

Exact Mass

210.96328

InChIKey

VIMNAEVMZXIKFL-UHFFFAOYSA-N

IUPAC Name

5-bromo-1,3-dihydroindol-2-one

SMILES String

C1C2=C(C=CC(=C2)Br)NC1=O

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

5-Bromo-2-oxindole (CAS 20870-78-4) is listed in the Advanced Chemicals portfolio, with molecular formula C8H6BrNO and molecular weight 212. 04 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

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

ChEMBL reports experimental activity evidence for: Aryl hydrocarbon receptor (Homo sapiens) — 3 assays; Aryl hydrocarbon receptor (Mus musculus) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.

Aryl hydrocarbon receptor

Homo sapiens · SINGLE PROTEIN · 3 qualifying assays · 1 documents · best pChEMBL 5.47

Experimental evidence source: ChEMBL

Aryl hydrocarbon receptor

Mus musculus · SINGLE PROTEIN · 2 qualifying assays · 1 documents

Experimental evidence source: ChEMBL

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

5-Bromo-2-oxindole

Names & Synonyms

5-Bromooxindole5-bromoindolin-2-one5-Bromo-1,3-dihydro-2H-indol-2-one5-Bromo-2,3-Dihydro-1H-Indol-2-One2H-INDOL-2-ONE, 5-BROMO-1,3-DIHYDRO-
Show all synonyms
5-Bromo-2-indolinone5-Bromo-1,3-dihydro-indol-2-one5-bromanyl-1,3-dihydroindol-2-one5-bromoxindole5-Bromo-oxindole5-bromo-2-oxyindole5-Bromoindalin-2-on5-bromo-1,3-dihydro-indole-2-one5-(bromo)-1,3-dihydro-indol-2-one5-Bromo-1,3-dihydro-2H-indol-2-one #B3741
External Identifiers
EC NUMBER: 626-894-8DSSTOX SUBSTANCE ID: DTXSID90346323CHEMBL ID: CHEMBL6132645WIKIDATA ID: Q72448894
Experimental Spectrum References
ATR-IR Spectra — Bio-Rad Laboratories, Inc.FTIR Spectra — Bio-Rad Laboratories, Inc.Raman Spectra — Bio-Rad Laboratories, Inc.
Literature & Patent References
DOI 10.1016/j.bmc.2024.117964Modulation of aryl hydrocarbon receptor activity by halogenated indoles.PMID 39454560Modulation of aryl hydrocarbon receptor activity by halogenated indoles.

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

Show non-linked catalog cues

Non-public related references

6-bromo-2,3-dihydro-1H-indol-2-oneCAS 99365-40-9
5-Methylindolin-2-oneCAS 3484-35-3
6-Bromo-5-fluoroindolin-2-oneCAS 893620-44-5
5-Bromo-6-methylindolin-2-oneCAS 557093-46-6
5,6-DifluorooxindoleCAS 71294-07-0

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 99365-40-96-bromo-2,3-dihydro-1H-indol-2-oneCAS 3484-35-35-Methylindolin-2-oneCAS 893620-44-56-Bromo-5-fluoroindolin-2-oneCAS 557093-46-65-Bromo-6-methylindolin-2-oneCAS 71294-07-05,6-DifluorooxindoleCAS 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 20870-78-4

What are the key identifiers for 5-Bromo-2-oxindole (CAS 20870-78-4)?

5-Bromo-2-oxindole is identified by CAS 20870-78-4, with molecular formula C8H6BrNO, molecular weight 212.04, InChIKey VIMNAEVMZXIKFL-UHFFFAOYSA-N.

Does CAS 20870-78-4 have reported biological target evidence?

ChEMBL contains qualifying experimental assay evidence associated with Aryl hydrocarbon receptor, Aryl hydrocarbon receptor. These records do not establish therapeutic efficacy or clinical use.

Can I request a COA for CAS 20870-78-4?

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

Can I request supplier SDS for 5-Bromo-2-oxindole?

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

Is CAS 20870-78-4 available for quotation?

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

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