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Home/Compounds/CAS 77-79-2
Formula C4H6O2SMW 118.16Research-use catalog entryCOA/SDS by request

3-Sulfolene

CAS Number: 77-79-2

Sourcing & RFQ

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Available options

Available Options

Package
100 g
Purity
98%
Price
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Package
25 g
Purity
98%
Price
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Package
500 g
Purity
98%
Price
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Loading RDKit molecule structure...
InChIKey: MBDNRNMVTZADMQ-UHFFFAOYSA-NC4H6O2S | MW 118.16

Chemical Absolute Identifiers

CAS Number

77-79-2

PubChem CID

6498

Molecular Formula

C4H6O2S

Molecular Weight

118.16 g/mol

Exact Mass

118.008851

InChIKey

MBDNRNMVTZADMQ-UHFFFAOYSA-N

IUPAC Name

2,5-dihydrothiophene 1,1-dioxide

SMILES String

C1C=CCS1(=O)=O

Physical Properties

Appearance

3-sulfolene appears as white crystals with a pungent odor. Melting point 64-65.5 °C.

Melting Point

63.89–65.5 °C

Density

1.3 g/cm³

Water Solubility

5 mol/L

Flash Point

113.0 °C

Show more physical data

Vapor Pressure

Estimated value, unit not specified

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

3-Sulfolene (CAS 77-79-2) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C4H6O2S and molecular weight 118. 16 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.

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

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

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

3-Sulfolene

Names & Synonyms

Sulfolenebeta-SulfoleneThiophene, 2,5-dihydro-, 1,1-dioxidesulpholene2,5-dihydrothiophene-1,1-dioxide
Show all synonyms
.beta.-SulfoleneCCRIS 569HSDB 29032,5-dihydrothiophene s,s-dioxide3-SULFOLENE [MI]2,5-dihydrothiophen-1,1-dioxideThiophene, dihydro-, 1,1-dioxide5-17-01-00177 (Beilstein Handbook Reference)betaSulfolene2,5Dihydrothiophene dioxide2,5Dihydrothiophene sulfone1Thia3cyclopentene 1,1dioxide2,5Dihydrothiophene 1,1dioxideThiophene, 2,5dihydro, 1,1dioxide
External Identifiers
EC NUMBER: 201-059-7EC NUMBER: 693-220-7DSSTOX SUBSTANCE ID: DTXSID6021294CHEMBL ID: CHEMBL3182104CHEBI ID: CHEBI:194619UNII: Z6003L44MNWIKIDATA ID: Q601018
Experimental Spectrum References
13C NMR Spectra1D NMR Spectra1H NMR SpectraATR-IR Spectra — Bio-Rad Laboratories, Inc.FTIR SpectraRaman 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

Additional text reference cues are not available for this catalog entry.

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 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 77-79-2

What are the key identifiers for 3-Sulfolene (CAS 77-79-2)?

3-Sulfolene is identified by CAS 77-79-2, with molecular formula C4H6O2S, molecular weight 118.16, InChIKey MBDNRNMVTZADMQ-UHFFFAOYSA-N.

Can I request a COA for CAS 77-79-2?

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

Can I request supplier SDS for 3-Sulfolene?

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

Is CAS 77-79-2 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.