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 599-71-3
Formula C6H7NO3SMW 173.19Research-use catalog entryCOA/SDS by request

N-Hydroxybenzenesulfonamide

CAS Number: 599-71-3

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: BRMDATNYMUMZLN-UHFFFAOYSA-NC6H7NO3S | MW 173.19

Chemical Absolute Identifiers

CAS Number

599-71-3

PubChem CID

69033

Molecular Formula

C6H7NO3S

Molecular Weight

173.19 g/mol

Exact Mass

173.014664

InChIKey

BRMDATNYMUMZLN-UHFFFAOYSA-N

SMILES String

C1=CC=C(C=C1)S(=O)(=O)NO

Physical Properties

No physical property values available.

Show more physical data

Vapor Pressure

Estimated very low; unit not specified

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

N-Hydroxybenzenesulfonamide (CAS 599-71-3) is listed in the Advanced Chemicals portfolio, with molecular formula C6H7NO3S and molecular weight 173. 19 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

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

  • Waste product: Dispose of remaining and non-recyclable solutions to a licensed company.
  • Contact a professional institution with a waste disposal license to handle this substance.
Show additional safety reference fields

Fire Fighting

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

Accidental Release

  • Do not generate dust when collecting and disposing.
  • Sweep and shovel up.

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

N-Hydroxybenzenesulfonamide

Names & Synonyms

Piloty's acidBenzenesulfohydroxamic acidBenzenesulfonamide, N-hydroxy-N-(Phenylsulfonyl)hydroxylamineBenzsulfohydroxamic acid
Show all synonyms
Hydroxylamine, N-(phenylsulfonyl)-Hydroxamic acid, benzsulfo-piloty acidBenzenesulphonohydroxamic acidBenzenesulfohydA09Hydroxysulfonamide 53Hydroxyphenylsulfonamide3t5uBenzenesulfhydroxamic acidN-hydroxybenzenesulonamideSulfanobenzohydroxamic acid(hydroxyamino)phenylsulfonePILOTY'S ACID [MI]4-11-00-00093 (Beilstein Handbook Reference)
External Identifiers
EC NUMBER: 209-973-8DSSTOX SUBSTANCE ID: DTXSID4060521CHEMBL ID: CHEMBL55310CHEBI ID: CHEBI:185767UNII: C64L4UMH19WIKIDATA ID: Q27275238
Experimental Spectrum References
13C NMR Spectra1H NMR SpectraFTIR Spectra
Literature & Patent References
DOI 10.1021/acs.jmedchem.9b00171Nitric Oxide-Releasing Selective Estrogen Receptor Modulators: A Bifunctional Approach to Improve the Therapeutic Index.PMID 31099568Nitric Oxide-Releasing Selective Estrogen Receptor Modulators: A Bifunctional Approach to Improve the Therapeutic Index.DOI 10.1016/j.bmcl.2015.05.059Novel (pyrazolyl)benzenesulfonamides with a nitric oxide-releasing moiety as selective cyclooxygenase-2 inhibitors.PMID 26081289Novel (pyrazolyl)benzenesulfonamides with a nitric oxide-releasing moiety as selective cyclooxygenase-2 inhibitors.DOI 10.1021/jm000027tCarbonic anhydrase and matrix metalloproteinase inhibitors: sulfonylated amino acid hydroxamates with MMP inhibitory properties act as efficient inhibitors of CA isozymes I, II, and IV, and N-hydroxysulfonamides inhibit both these zinc enzymes.PMID 11020282Carbonic anhydrase and matrix metalloproteinase inhibitors: sulfonylated amino acid hydroxamates with MMP inhibitory properties act as efficient inhibitors of CA isozymes I, II, and IV, and N-hydroxysulfonamides inhibit both these zinc enzymes.DOI 10.1021/jm00011a005Prodrugs of nitroxyl as potential aldehyde dehydrogenase inhibitors vis-a-vis vascular smooth muscle relaxants.PMID 7783118Prodrugs of nitroxyl as potential aldehyde dehydrogenase inhibitors vis-a-vis vascular smooth muscle relaxants.

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-Hydroxy-4-methylbenzenesulfonamideCAS 1593-60-8
N-PhenylhydroxylamineCAS 100-65-2
Benzohydroxamic acidCAS 495-18-1
O-mesitylenesulfonylhydroxylamineCAS 58042-39-0
BelinostatCAS 414864-00-9

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 1593-60-8N-Hydroxy-4-methylbenzenesulfonamideCAS 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 599-71-3

What are the key identifiers for N-Hydroxybenzenesulfonamide (CAS 599-71-3)?

N-Hydroxybenzenesulfonamide is identified by CAS 599-71-3, with molecular formula C6H7NO3S, molecular weight 173.19, InChIKey BRMDATNYMUMZLN-UHFFFAOYSA-N.

Can I request a COA for CAS 599-71-3?

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

Can I request supplier SDS for N-Hydroxybenzenesulfonamide?

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

Is CAS 599-71-3 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.