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 20445-33-4
Formula C10H8ClF3O2MW 252.62Research-use catalog entryCOA/SDS by request

alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, (S)-(+)-

CAS Number: 20445-33-4

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: PAORVUMOXXAMPL-SECBINFHSA-NC10H8ClF3O2 | MW 252.62

Chemical Absolute Identifiers

CAS Number

20445-33-4

PubChem CID

2724611

Molecular Formula

C10H8ClF3O2

Molecular Weight

252.62 g/mol

Exact Mass

252.016492

InChIKey

PAORVUMOXXAMPL-SECBINFHSA-N

IUPAC Name

(2S)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoyl chloride

SMILES String

CO[C@@](C(=O)Cl)(c1ccccc1)C(F)(F)F

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

alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, (S)-(+)- (CAS 20445-33-4) is listed in the Advanced Chemicals portfolio, with molecular formula C10H8ClF3O2 and molecular weight 252. 62 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

alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, (S)-(+)-

Names & Synonyms

(+)-MTPA-Cl(+)-Mtpa chloride(+)-Mosher's chloride(+)-(S)-Mtpa-ClMosher's chloride, (S)-(+)-
Show all synonyms
(+)-(alphaS)-alpha-Methoxy-alpha-(trifluoromethyl)benzeneacetyl chlorideBenzeneacetyl chloride, alpha-methoxy-alpha-(trifluoromethyl)-, (alphaS)-Mosher's reagent (S)-(+)-(S)-3,3,3-Trifluoro-2-methoxy-2-phenylpropanoyl chloride(S)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetylchloride(S)-(+)-alpha-Methoxy-alpha-trifluoromethylphenylacetyl chlorideMosher's reagent (S)-(+)-form [MI](+)-Mosher's Acid Chloride(S)-(+)-a-METHOXY-a-TRIFLUOROMETHYLPHENYLACETYL CHLORIDE(S)-(+)-alpha-methoxy-alpha-(trifluoromethyl)phenylacetyl chloride(2S)-(+)-2-Methoxy-2-phenyl-3,3,3-trifluoropropanoyl chloride(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl Chloride(S)-(+)-MTPA-Cl(R)-(-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetic acid chloride
External Identifiers
EC NUMBER: 633-847-5DSSTOX SUBSTANCE ID: DTXSID30942621UNII: 472VA70UL4WIKIDATA ID: Q27258995
Experimental Spectrum References
13C NMR Spectra — Sigma-Aldrich Co. LLC.19F NMR Spectra1H NMR Spectra — Sigma-Aldrich Co. LLC.ATR-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

Show non-linked catalog cues

Non-public related references

2-Methoxy-5-(trifluoromethyl)benzoyl chlorideCAS 64507-07-9
2-(Trifluoromethyl)benzoyl chlorideCAS 312-94-7
trans-3-(Trifluoromethyl)cinnamoyl chlorideCAS 64379-91-5
2-(2-Methoxyphenyl)acetyl chlorideCAS 28033-63-8
2,6-Bis(trifluoromethyl)benzoyl chlorideCAS 53130-44-2

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 20445-33-4

What are the key identifiers for alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, (S)-(+)- (CAS 20445-33-4)?

alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, (S)-(+)- is identified by CAS 20445-33-4, with molecular formula C10H8ClF3O2, molecular weight 252.62, InChIKey PAORVUMOXXAMPL-SECBINFHSA-N.

Can I request a COA for CAS 20445-33-4?

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

Can I request supplier SDS for alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, (S)-(+)-?

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

Is CAS 20445-33-4 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.