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 33755-53-2
Formula C16H19N3O5SMW 365.4Research-use catalog entryCOA/SDS by request

Biotinyl-4-nitrophenyl ester

CAS Number: 33755-53-2

Sourcing & RFQ

Submit an RFQ to review pricing, availability, lead time, pack size, purity, COA, and supplier SDS for this catalog entry.

Available options

Available Options

Package
1 g
Purity
98%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
100 mg
Purity
98%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
250 mg
Purity
98%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
5 g
Purity
98%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required

Shipping review is required before pricing or stock can be confirmed publicly. Shipping, duties, and documentation fees are confirmed before order acceptance.

Loading RDKit molecule structure...
InChIKey: YUDNXDTXQPYKCA-YDHLFZDLSA-NC16H19N3O5S | MW 365.4

Chemical Absolute Identifiers

CAS Number

33755-53-2

PubChem CID

83848

Molecular Formula

C16H19N3O5S

Molecular Weight

365.4 g/mol

Exact Mass

365.104542

InChIKey

YUDNXDTXQPYKCA-YDHLFZDLSA-N

IUPAC Name

(4-nitrophenyl) 5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoate

SMILES String

C1[C@H]2[C@@H]([C@@H](S1)CCCCC(=O)OC3=CC=C(C=C3)[N+](=O)[O-])NC(=O)N2

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

Biotinyl-4-nitrophenyl ester (CAS 33755-53-2) is listed in the Advanced Chemicals portfolio, with molecular formula C16H19N3O5S and molecular weight 365. 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

Handling & Storage

  • Keep container tightly closed and dry.
  • Store in a well-ventilated place.

PPE

Respiratory protection if needed

First Aid

  • Do not give anything to an unconscious person.
  • Rinse mouth with water.

Stability / Reactivity

  • Reactivity.
  • Carbon monoxide, carbon dioxide, nitrogen oxides, sulfur oxides.

Disposal

  • Dispose of the product by handing over the remaining and non-recyclable solutions to a licensed company.
  • Contact a professional agency with a waste disposal license to handle this substance.
Show additional safety reference fields

Fire Fighting

  • If necessary, wear a self-contained breathing apparatus during firefighting.

Accidental Release

  • Do not generate dust when collecting and disposing.
  • Use personal protective equipment and emergency procedures.

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

Biotinyl-4-nitrophenyl ester

Names & Synonyms

Biotin-p-nitrophenyl ester(+)-Biotin 4-nitrophenyl esterd-Biotin p-nitrophenyl ester(+)-Biotin-ONPbiotin p-nitrophenyl ester
Show all synonyms
4-Nitrophenyl 5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoateBiotin-ONP4-nitrophenyl 5-[(3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanoateB40091H-Thieno(3,4-d)imidazole-4-pentanoic acid, hexahydro-2-oxo-, 4-nitrophenyl ester, (3aS,4S,6aR)-1H-Thieno(3,4-d)imidazole-4-pentanoic acid, hexahydro-2-oxo-, 4-nitrophenyl ester, (3aS-(3aalpha,4beta,6aalpha))-
External Identifiers
EC NUMBER: 851-614-8DSSTOX SUBSTANCE ID: DTXSID80187424WIKIDATA ID: Q72443580
Experimental Spectrum References
13C NMR Spectra — Sigma-Aldrich Co. LLC.1H 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

N-(2-Aminoethyl)-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide hydrochlorideCAS 111822-45-8
3-[2-N-(Biotinyl)aminoethyldithio]propanoic AcidCAS 104582-29-8
N-Biotinyl-1,6-hexanediamineCAS 65953-56-2
Biotin PEG2 amineCAS 138529-46-1
N-(2-(2-(2-Aminoethoxy)ethoxy)ethyl)-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide hydrochlorideCAS 862373-14-6

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 111822-45-8N-(2-Aminoethyl)-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide hydrochlorideCAS 104582-29-83-[2-N-(Biotinyl)aminoethyldithio]propanoic AcidCAS 65953-56-2N-Biotinyl-1,6-hexanediamineCAS 138529-46-1Biotin PEG2 amineCAS 862373-14-6N-(2-(2-(2-Aminoethoxy)ethoxy)ethyl)-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide hydrochlorideCAS 58-85-5BiotinCAS 658-78-64-Nitrophenyl trifluoroacetateCAS 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 acid

RFQ questions for CAS 33755-53-2

What are the key identifiers for Biotinyl-4-nitrophenyl ester (CAS 33755-53-2)?

Biotinyl-4-nitrophenyl ester is identified by CAS 33755-53-2, with molecular formula C16H19N3O5S, molecular weight 365.4, InChIKey YUDNXDTXQPYKCA-YDHLFZDLSA-N.

Can I request a COA for CAS 33755-53-2?

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

Can I request supplier SDS for Biotinyl-4-nitrophenyl ester?

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

Is CAS 33755-53-2 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.