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Home/Compounds/CAS 30842-90-1
Formula C4H5NOMW 83.09Research-use catalog entryCOA/SDS by request

3-Methylisoxazole

CAS Number: 30842-90-1

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Available Options

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Loading RDKit molecule structure...
InChIKey: CUMCMYMKECWGHO-UHFFFAOYSA-NC4H5NO | MW 83.09

Chemical Absolute Identifiers

CAS Number

30842-90-1

PubChem CID

96098

Molecular Formula

C4H5NO

Molecular Weight

83.09 g/mol

Exact Mass

83.037114

InChIKey

CUMCMYMKECWGHO-UHFFFAOYSA-N

IUPAC Name

3-methyl-1,2-oxazole

SMILES String

CC1=NOC=C1

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

3-Methylisoxazole (CAS 30842-90-1) is listed in the Advanced Chemicals portfolio, with molecular formula C4H5NO and molecular weight 83. 09 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

Safety & Handling

Handling & Storage

  • Keep container tightly closed and dry.
  • Store in a well-ventilated place.

PPE

Respiratory protection if needed

First Aid

  • Do not give anything to an unconscious person.
  • Rinse mouth with water.

Stability / Reactivity

  • Stability and reactivity.
  • Carbon monoxide, carbon dioxide, nitrogen oxides.

Disposal

  • Dispose of remaining and non-recyclable solutions to a licensed company.
  • Contact a professional institution with a waste disposal license to handle this substance.
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Fire Fighting

  • If necessary, wear a self-contained breathing apparatus for firefighting.

Accidental Release

  • Do not generate dust when collecting and disposing.
  • Sweep and shovel up.

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-Methylisoxazole

Names & Synonyms

Isoxazole, 3-methyl-Isoxazole, 3-methyl-(8CI)Isoxazole, 3-methyl-(8CI)(9CI)3-Methyl-isoxazolemethylisoxazole
Show all synonyms
Isoxazole, 3-methyl- (8CI)(9CI)
External Identifiers
EC NUMBER: 838-980-4DSSTOX SUBSTANCE ID: DTXSID20184856UNII: P8WZL93LEOWIKIDATA ID: Q72492328
Experimental Spectrum References
13C NMR SpectraFTIR SpectraUV-VIS SpectraVapor Phase IR Spectra

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

3-Bromo-1,2-oxazoleCAS 111454-71-8
1,2-Oxazol-3-ylmethanolCAS 89102-73-8
Ethyl 1,2-oxazole-3-carboxylateCAS 3209-70-9
3-Isoxazolecarboxylic acidCAS 3209-71-0
5-Amino-3-methylisoxazoleCAS 14678-02-5

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 111454-71-83-Bromo-1,2-oxazoleCAS 89102-73-81,2-Oxazol-3-ylmethanolCAS 5765-44-65-MethylisoxazoleCAS 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 30842-90-1

What are the key identifiers for 3-Methylisoxazole (CAS 30842-90-1)?

3-Methylisoxazole is identified by CAS 30842-90-1, with molecular formula C4H5NO, molecular weight 83.09, InChIKey CUMCMYMKECWGHO-UHFFFAOYSA-N.

Can I request a COA for CAS 30842-90-1?

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

Can I request supplier SDS for 3-Methylisoxazole?

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

Is CAS 30842-90-1 available for quotation?

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

Can MolGraph support bulk sourcing or custom synthesis review?

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