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Home/Compounds/CAS 3966-32-3
Formula C9H10O3MW 166.17Research-use catalog entryCOA/SDS by request

(R)-(-)-alpha-methoxyphenylacetic acid

CAS Number: 3966-32-3

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Loading RDKit molecule structure...
InChIKey: DIWVBIXQCNRCFE-MRVPVSSYSA-NC9H10O3 | MW 166.17

Chemical Absolute Identifiers

CAS Number

3966-32-3

PubChem CID

2724294

Molecular Formula

C9H10O3

Molecular Weight

166.17 g/mol

Exact Mass

166.062994

InChIKey

DIWVBIXQCNRCFE-MRVPVSSYSA-N

IUPAC Name

(2R)-2-methoxy-2-phenylacetic acid

SMILES String

CO[C@@H](C(=O)O)c1ccccc1

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

(R)-(-)-alpha-methoxyphenylacetic acid (CAS 3966-32-3) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C9H10O3 and molecular weight 166. 17 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

(R)-(-)-alpha-methoxyphenylacetic acid

Names & Synonyms

(-)-Methoxyphenylacetic acid(R)-2-Methoxy-2-phenylacetic acidBenzeneacetic acid, alpha-methoxy-, (alphaR)-(r)-(-)-a-methoxyphenylacetic acidMethoxy(phenyl)acetic acid #
Show all synonyms
Methoxyphenylacetic acid, (-)-(R)-2-phenyl-2-methoxyacetic acid(R)-METHOXYPHENYLACETIC ACID(R)-(-)-.alpha.-Methoxyphenylacetic acid(R)-(-)-|A-Methoxyphenylacetic acid(R)-(-)-alpha-MethoxyphenylaceticAcidBenzeneacetic acid, .alpha.-methoxy-, (R)-(R)-methoxy-phenyl-acetic acid(2R)-Methoxy(phenyl)acetic acid(R)-(+)-Methoxyphenylacetic acid(R)-(-)-.ALPHA.-MPA(RS)-2-Methoxy-2-phenylessigsaure(r)-2-Methoxy-2-phenyl-acetic acid(R)-alpha-methoxy-phenyl acetic acid
External Identifiers
EC NUMBER: 223-580-9DSSTOX SUBSTANCE ID: DTXSID701369634UNII: WA8N5X9TFK
Experimental Spectrum References
13C NMR Spectra — Sigma-Aldrich Co. LLC.1H NMR Spectra — Sigma-Aldrich Co. LLC.ATR-IR Spectra — Bio-Rad Laboratories, Inc.FTIR Spectra — Bio-Rad Laboratories, Inc.Raman Spectra — Bio-Rad Laboratories, Inc.

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

4-(4-Methylpiperazin-1-yl)benzoic acidCAS 86620-62-4

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 3966-32-3

What are the key identifiers for (R)-(-)-alpha-methoxyphenylacetic acid (CAS 3966-32-3)?

(R)-(-)-alpha-methoxyphenylacetic acid is identified by CAS 3966-32-3, with molecular formula C9H10O3, molecular weight 166.17, InChIKey DIWVBIXQCNRCFE-MRVPVSSYSA-N.

Can I request a COA for CAS 3966-32-3?

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

Can I request supplier SDS for (R)-(-)-alpha-methoxyphenylacetic acid?

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

Is CAS 3966-32-3 available for quotation?

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

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