MolGraph
CompoundsDocumentationComplianceAbout
MolGraph

Research chemical sourcing and molecular building block RFQ workflows.

MolGraph is operated by Tessorix Inc.

support@molgraph.com

Products are intended for laboratory research use only and are not for human or veterinary use.

Compounds

  • Compound catalog
  • CAS Search

Company

  • About
  • Contact

Documentation

  • Quality Documentation
  • SDS Disclaimer

Compliance

  • Compliance

Legal

  • Terms
  • Privacy

Copyright © 2026 MolGraph. All Rights Reserved.

Home/Compounds/CAS 33951-33-6
Formula C7H7BrO2SMW 235.1Research-use catalog entryCOA/SDS by request

Benzene, 1-bromo-2-(methylsulfonyl)-

CAS Number: 33951-33-6

Sourcing & RFQ

Submit an RFQ to review pricing, availability, lead time, pack size, purity, COA, and supplier SDS for this catalog entry.

Supply options

Availability by request

Availability
Available by request
Documents
COA/SDS available on request
Shipping
Shipping reviewed before dispatch

Public pricing is not shown for this CAS. Submit an RFQ to confirm availability, documentation, and shipping review.

Loading RDKit molecule structure...
InChIKey: KEBPSJRKAZKUKP-UHFFFAOYSA-NC7H7BrO2S | MW 235.1

Chemical Absolute Identifiers

CAS Number

33951-33-6

PubChem CID

190318

Molecular Formula

C7H7BrO2S

Molecular Weight

235.1 g/mol

Exact Mass

233.93501

InChIKey

KEBPSJRKAZKUKP-UHFFFAOYSA-N

IUPAC Name

1-bromo-2-methylsulfonylbenzene

SMILES String

CS(=O)(=O)C1=CC=CC=C1Br

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

Benzene, 1-bromo-2-(methylsulfonyl)- (CAS 33951-33-6) is listed in the Advanced Chemicals portfolio, with molecular formula C7H7BrO2S and molecular weight 235. 10 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

Organic Building BlocksSynthetic 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

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

Benzene, 1-bromo-2-(methylsulfonyl)-

Names & Synonyms

2-Bromophenyl methyl sulfone1-Bromo-2-(methylsulfonyl)benzene1-bromo-2-methanesulfonylbenzene2-Bromophenylmethylsulfone2-Bromophenyl methyl sulphone
Show all synonyms
Benzene, bromo(methylsulfonyl)-2-bromo(methylsulfonyl)benzene1-bromo-2-methylsulfonyl-benzeneo-methylsulfonylbromobenzene1-Bromo-2-(methanesulfonyl)benzene
External Identifiers
EC NUMBER: 626-268-4DSSTOX SUBSTANCE ID: DTXSID20187569WIKIDATA ID: Q72448080
Experimental Spectrum References
13C NMR SpectraATR-IR Spectra — Bio-Rad Laboratories, Inc.FTIR Spectra — Bio-Rad Laboratories, Inc.Raman Spectra — Bio-Rad Laboratories

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

2-MethanesulfonylanilineCAS 2987-49-7
2-Bromo-4-fluoro-1-(methylsulfonyl)benzeneCAS 1039744-23-4
3-Bromo-4-methanesulfonylbenzoic acidCAS 39058-84-9
3-Bromo-2-(methylsulfonyl)pyridineCAS 1209459-95-9
Methyl 3-Bromo-4-(methylsulfonyl)benzoateCAS 182003-84-5

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 2987-49-72-MethanesulfonylanilineCAS 1039744-23-42-Bromo-4-fluoro-1-(methylsulfonyl)benzeneCAS 39058-84-93-Bromo-4-methanesulfonylbenzoic acidCAS 1209459-95-93-Bromo-2-(methylsulfonyl)pyridineCAS 182003-84-5Methyl 3-Bromo-4-(methylsulfonyl)benzoateCAS 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 33951-33-6

What are the key identifiers for Benzene, 1-bromo-2-(methylsulfonyl)- (CAS 33951-33-6)?

Benzene, 1-bromo-2-(methylsulfonyl)- is identified by CAS 33951-33-6, with molecular formula C7H7BrO2S, molecular weight 235.1, InChIKey KEBPSJRKAZKUKP-UHFFFAOYSA-N.

Can I request a COA for CAS 33951-33-6?

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

Can I request supplier SDS for Benzene, 1-bromo-2-(methylsulfonyl)-?

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

Is CAS 33951-33-6 available for quotation?

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

Can MolGraph support bulk sourcing or custom synthesis review?

Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.