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Home/Compounds/CAS 1956434-67-5
Formula C21H18N2O5MW 378.4Research-use catalog entryCOA/SDS by request

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(oxazol-5-yl)propanoic acid

CAS Number: 1956434-67-5

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Loading RDKit molecule structure...
InChIKey: VKKCGLUGHSLCQU-IBGZPJMESA-NC21H18N2O5 | MW 378.4

Chemical Absolute Identifiers

CAS Number

1956434-67-5

PubChem CID

86346290

Molecular Formula

C21H18N2O5

Molecular Weight

378.4 g/mol

Exact Mass

378.121572

InChIKey

VKKCGLUGHSLCQU-IBGZPJMESA-N

IUPAC Name

(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-(1,3-oxazol-5-yl)propanoic acid

SMILES String

O=C(N[C@@H](Cc1cnco1)C(=O)O)OCC1c2ccccc2-c2ccccc21

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

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(oxazol-5-yl)propanoic acid (CAS 1956434-67-5) is listed in the Advanced Chemicals portfolio, with molecular formula C21H18N2O5 and molecular weight 378. 40 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

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

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(oxazol-5-yl)propanoic acid

Names & Synonyms

(S)-Fmoc-2-amino-3-(oxazol-5-yl)propanoic acid(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(1,3-oxazol-5-yl)propanoic acid5-Oxazolepropanoic acid, alpha-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-, (alphaS)-(S)-2-(Fmoc-amino)-3-(5-oxazolyl)propanoic Acid(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-oxazol-5-yl-propanoic acid
Show all synonyms
N-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-3-(1,3-oxazol-5-yl)-L-alanine(S)-2-(((9H-FLUOREN-9-YL)METHOXY)CARBONYLAMINO)-3-(OXAZOL-5-YL)PROPANOIC ACID5-Oxazolepropanoic acid, ?-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-, (?S)-5-Oxazolepropanoic acid, |A-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-, (|AS)-5-Oxazolepropanoic acid, I+/--[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-, (I+/-S)-
External Identifiers
DSSTOX SUBSTANCE ID: DTXSID001140798

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

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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

(S)-ethyl 5-(1-(Boc-amino)-2-phenylethyl)oxazole-4-carboxylateCAS 672310-08-6
Ethyl 1,3-oxazole-5-carboxylateCAS 118994-89-1
2-((4,5-Diphenyloxazol-2-yl)thio)-N-isopropylacetamideCAS 565466-26-4
2-Phenyl-oxazole-4-carboxylic acid methyl esterCAS 59171-72-1
2-((4,5-Diphenyloxazol-2-yl)thio)-N-(1-hydroxypropan-2-yl)acetamideCAS 392703-17-2

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 1956434-67-5

What are the key identifiers for (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(oxazol-5-yl)propanoic acid (CAS 1956434-67-5)?

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(oxazol-5-yl)propanoic acid is identified by CAS 1956434-67-5, with molecular formula C21H18N2O5, molecular weight 378.4, InChIKey VKKCGLUGHSLCQU-IBGZPJMESA-N.

Can I request a COA for CAS 1956434-67-5?

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

Can I request supplier SDS for (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(oxazol-5-yl)propanoic acid?

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

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