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Home/Compounds/CAS 21959-36-4
Formula C13H15I2NO4MW 503.07Research-use catalog entryCOA/SDS by request

N-Acetyl-3,5-diiodo-l-tyrosine ethyl ester

CAS Number: 21959-36-4

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Loading RDKit molecule structure...
InChIKey: BPKHOPGWGZAARI-NSHDSACASA-NC13H15I2NO4 | MW 503.07

Chemical Absolute Identifiers

CAS Number

21959-36-4

PubChem CID

11038436

Molecular Formula

C13H15I2NO4

Molecular Weight

503.07 g/mol

Exact Mass

502.90905

InChIKey

BPKHOPGWGZAARI-NSHDSACASA-N

IUPAC Name

ethyl (2S)-2-acetamido-3-(4-hydroxy-3,5-diiodophenyl)propanoate

SMILES String

CCOC(=O)[C@H](Cc1cc(I)c(O)c(I)c1)NC(C)=O

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

N-Acetyl-3,5-diiodo-l-tyrosine ethyl ester (CAS 21959-36-4) is listed in the Advanced Chemicals portfolio, with molecular formula C13H15I2NO4 and molecular weight 503. 07 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

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

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Names & Synonyms / External Identifiers

Chemical Name

N-Acetyl-3,5-diiodo-l-tyrosine ethyl ester

Names & Synonyms

(S)-Ethyl 2-acetamido-3-(4-hydroxy-3,5-diiodophenyl)propanoateEthyl N-acetyl-3,5-diiodo-L-tyrosinateEthyl (S)-2-Acetamido-3-(4-hydroxy-3,5-diiodophenyl)propanoateL-Tyrosine, N-acetyl-3,5-diiodo-, ethyl ester(S)-Ethyl2-acetamido-3-(4-hydroxy-3,5-diiodophenyl)propanoate
Show all synonyms
N-acetyl-3,5-diiodotyrosine ethyl esterN-Acetyl 3,5-diiodo-L-tyrosine ethyl esterethyl (2S)-2-acetamido-3-(4-hydroxy-3,5-diiodo-phenyl)propanoateEthyl 2-(acetylamino)-3-(4-hydroxy-3,5-diiodophenyl)propanoate #
External Identifiers
EC NUMBER: 667-888-5DSSTOX SUBSTANCE ID: DTXSID30452851WIKIDATA ID: Q72472188
Experimental Spectrum References
13C NMR 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

N-Acetyl-3,5-diiodo-L-tyrosineCAS 1027-28-7
(S)-Methyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3,5-diiodophenyl)propanoateCAS 128781-80-6
Boc-3,5-diiodo-L-tyrosineCAS 62129-53-7
Ethyl 4-hydroxy-3,5-diiodobenzoateCAS 54073-94-8
(2R)-2-azaniumyl-3-(4-hydroxy-3,5-diiodophenyl)propanoateCAS 16711-71-0

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 1027-28-7N-Acetyl-3,5-diiodo-L-tyrosineCAS 128781-80-6(S)-Methyl 2-((tert-butoxycarbonyl)amino)-3-(4-hydroxy-3,5-diiodophenyl)propanoateCAS 62129-53-7Boc-3,5-diiodo-L-tyrosineCAS 54073-94-8Ethyl 4-hydroxy-3,5-diiodobenzoateCAS 16711-71-0(2R)-2-azaniumyl-3-(4-hydroxy-3,5-diiodophenyl)propanoateCAS 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 acid

RFQ questions for CAS 21959-36-4

What are the key identifiers for N-Acetyl-3,5-diiodo-l-tyrosine ethyl ester (CAS 21959-36-4)?

N-Acetyl-3,5-diiodo-l-tyrosine ethyl ester is identified by CAS 21959-36-4, with molecular formula C13H15I2NO4, molecular weight 503.07, InChIKey BPKHOPGWGZAARI-NSHDSACASA-N.

Can I request a COA for CAS 21959-36-4?

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

Can I request supplier SDS for N-Acetyl-3,5-diiodo-l-tyrosine ethyl ester?

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

Is CAS 21959-36-4 available for quotation?

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