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Home/Compounds/CAS 90-50-6
Formula C12H14O5MW 238.24Research-use catalog entryCOA/SDS by request

3,4,5-Trimethoxycinnamic acid

CAS Number: 90-50-6

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Loading RDKit molecule structure...
InChIKey: YTFVRYKNXDADBI-SNAWJCMRSA-NC12H14O5 | MW 238.24

Chemical Absolute Identifiers

CAS Number

90-50-6

PubChem CID

735755

Molecular Formula

C12H14O5

Molecular Weight

238.24 g/mol

Exact Mass

238.084124

InChIKey

YTFVRYKNXDADBI-SNAWJCMRSA-N

IUPAC Name

(E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid

SMILES String

COC1=CC(=CC(=C1OC)OC)/C=C/C(=O)O

Physical Properties

Melting Point

126–128 °C

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

Catalog Facts

Structural features

3,4,5-Trimethoxycinnamic acid (CAS 90-50-6) is listed in the Life Science portfolio, with molecular formula C12H14O5 and molecular weight 238. 24 g/mol.

Sourcing context

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

Research use context

Intended for life-science research and analytical workflows.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Life Science ResearchResearch 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

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Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

3,4,5-Trimethoxycinnamic acid

Names & Synonyms

O-Methylsinapic acid3,4,5-Trimethoxyphenylacrylic acid(2E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid3,4,5-Trimethoxy-trans-cinnamic acid3-(3,4,5-Trimethoxyphenyl)-2-propenoic acid
Show all synonyms
2-Propenoic acid, 3-(3,4,5-trimethoxyphenyl)-, (2E)-2-Propenoic acid, 3-(3,4,5-trimethoxyphenyl)-trans-3,4,5-Trimethoxycinnamic acidCinnamic acid, 3,4,5-trimethoxy-, (E)-2-Propenoic acid, 3-(3,4,5-trimethoxyphenyl)-, (E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid(E)-3-(3,4,5-trimethoxyphenyl)acrylic acidSINAPIC ACID METHYL ETHER3,4,5-Trimethoxy cinnamic acid(e)-3,4,5-trimethoxycinnamic acid3-(3,4,5-trimethoxyphenyl)acrylic acidCinnamic acid, 3,4,5-trimethoxy-(2E)-3-(3,4,5-Trimethoxyphenyl)-2-propenoic acidO-Methylsinapate
External Identifiers
EC NUMBER: 201-999-8DSSTOX SUBSTANCE ID: DTXSID701298647CHEMBL ID: CHEMBL501235CHEBI ID: CHEBI:566519UNII: C9096D920OHMDB ID: HMDB0002511METABOLOMICS WORKBENCH ID: 38170WIKIDATA ID: Q30061098
Experimental Spectrum References
13C NMR Spectra1H NMR Spectra — Sigma-Aldrich Co. LLC.ATR-IR Spectra
Literature & Patent References
DOI 10.1021/acs.jnatprod.4c00811Semisynthetic Ecdysteroid Cinnamate Esters and <i>tert</i>-Butyl Oxime Ether Derivatives with Trypanocidal Activity.PMID 39417525Semisynthetic Ecdysteroid Cinnamate Esters and <i>tert</i>-Butyl Oxime Ether Derivatives with Trypanocidal Activity.DOI 10.6019/CHEMBL4651402Screening of ~5500 FDA-approved drugs and clinical candidates for anti-SARS-CoV-2 activityDOI 10.1016/j.ejmech.2019.04.009Research progress in the biological activities of 3,4,5-trimethoxycinnamic acid (TMCA) derivatives.DOI 10.1016/j.ejmech.2019.111650Polygala tenuifolia-Acori tatarinowii herbal pair as an inspiration for substituted cinnamic α-asaronol esters: Design, synthesis, anticonvulsant activity, and inhibition of lactate dehydrogenase study.PMID 31009908Research progress in the biological activities of 3,4,5-trimethoxycinnamic acid (TMCA) derivatives.PMID 31539780Polygala tenuifolia-Acori tatarinowii herbal pair as an inspiration for substituted cinnamic α-asaronol esters: Design, synthesis, anticonvulsant activity, and inhibition of lactate dehydrogenase study.DOI 10.1016/j.ejmech.2015.03.056Design, synthesis, biological evaluation and molecular docking studies of phenylpropanoid derivatives as potent anti-hepatitis B virus agents.

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

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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

DicambaCAS 1918-00-9
Beta-AsaroneCAS 5273-86-9
5-Bromo-2-methoxyphenolCAS 37942-01-1
2-Vinyl-6-methoxynaphthaleneCAS 63444-51-9
(4-chloro-2-Methylphenoxy)acetic acidCAS 94-74-6

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 86-81-73,4,5-TrimethoxybenzaldehydeCAS 14737-89-43,4-Dimethoxycinnamic acidCAS 1821-12-14-Phenylbutyric AcidCAS 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 90-50-6

What are the key identifiers for 3,4,5-Trimethoxycinnamic acid (CAS 90-50-6)?

3,4,5-Trimethoxycinnamic acid is identified by CAS 90-50-6, with molecular formula C12H14O5, molecular weight 238.24, InChIKey YTFVRYKNXDADBI-SNAWJCMRSA-N.

Can I request a COA for CAS 90-50-6?

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

Can I request supplier SDS for 3,4,5-Trimethoxycinnamic acid?

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Is CAS 90-50-6 available for quotation?

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