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Home/Compounds/CAS 495-99-8
Formula C16H16N4OMW 280.32Research-use catalog entryCOA/SDS by request

Hydroxystilbamidine

CAS Number: 495-99-8

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Available options

Available Options

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10 mg
Purity
98%
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25 mg
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250 mg
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Loading RDKit molecule structure...
InChIKey: TUESWZZJYCLFNL-DAFODLJHSA-NC16H16N4O | MW 280.32

Chemical Absolute Identifiers

CAS Number

495-99-8

PubChem CID

5284571

Molecular Formula

C16H16N4O

Molecular Weight

280.32 g/mol

Exact Mass

280.132411

InChIKey

TUESWZZJYCLFNL-DAFODLJHSA-N

IUPAC Name

4-[(E)-2-(4-carbamimidoylphenyl)ethenyl]-3-hydroxybenzenecarboximidamide

SMILES String

N=C(N)c1ccc(/C=C/c2ccc(C(=N)N)cc2O)cc1

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

Hydroxystilbamidine (CAS 495-99-8) is listed in the Advanced Chemicals portfolio, with molecular formula C16H16N4O and molecular weight 280. 32 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
Biological target reference

ChEMBL reports experimental activity evidence for: Tyrosyl-DNA phosphodiesterase 1 (Homo sapiens) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.

Tyrosyl-DNA phosphodiesterase 1

Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents

Experimental evidence source: ChEMBL

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

Hydroxystilbamidine

Names & Synonyms

OxistilbamidinumHidroxiestilbamidina2-Hydroxy-4,4'-diguanylstilbene2-Hydroxy-4,4'-stilbenedicarboxamidineIdrossistilbamidina
Show all synonyms
Hydroxystilbamidinum4-((1E)-2-(4-carbamimidoylphenyl)ethenyl)-3-hydroxybenzene-1-carboximidamide(E)-4-(4-carbamimidoylstyryl)-3-hydroxybenzimidamideOHSA(E)-hydroxystilbamidineHYDROXYSTILBAMIDINE [MI]cid_5494031HYDROXYSTILBAMIDINE [INN]US11866416, Example 5HYDROXYSTILBAMIDINE [WHO-DD]4-[2-(4-carbamimidoylphenyl)ethenyl]-3-hydroxybenzene-1-carboximidamide4-[(E)-2-(4-Carbamimidoylphenyl)ethen-1-yl]-3-hydroxybenzene-1-carboximidamide4-[(E)-2-(4-carbamimidoylphenyl)ethenyl]-3-hydroxybenzene-1-carboximidamide4-[(E)-2-{4-[amino(imino)methyl]phenyl}ethenyl]-3-hydroxybenzenecarboximidamide
External Identifiers
DSSTOX SUBSTANCE ID: DTXSID80873552CHEMBL ID: CHEMBL1301CHEBI ID: CHEBI:135161UNII: 39J262E49WDRUGBANK ID: DB14753HMDB ID: HMDB0240284METABOLOMICS WORKBENCH ID: 155074NCI THESAURUS CODE: C65870WIKIDATA ID: Q65034878
Literature & Patent References
DOI 10.6019/CHEMBL4808148HDAC6 screening dataset using tau-based substrate in an enzymatic assay yields selective inhibitors and activatorsDOI 10.1101/2020.04.21.054387Identification of potential treatments for COVID-19 through artificial intelligence-enabled phenomic analysis of human cells infected with SARS-CoV-2DOI 10.21203/rs.3.rs-23951/v1Identification of inhibitors of SARS-CoV-2 in-vitro cellular toxicity in human (Caco-2) cells using a large scale drug repurposing collectionDOI 10.6019/CHEMBL4495564Identification of inhibitors of SARS-Cov2 M-Pro enzymatic activity using a small molecule repurposing screenDOI 10.6019/CHEMBL4495565Cytopathic SARS-Cov2 screening on VERO-E6 cells in a large repurposing effortDOI 10.1016/j.bmc.2014.02.049Some non-conventional biomolecular targets for diamidines. A short survey.PMID 24630693Some non-conventional biomolecular targets for diamidines. A short survey.DOI 10.1080/15376510701857262Development of a phospholipidosis database and predictive quantitative structure-activity relationship (QSAR) models.

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

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Non-public related references

Terephthalamidine dihydrochlorideCAS 14401-56-0
Benzenecarboximidamide, 4-hydroxy-, hydrochloride (1:1)CAS 38148-63-9
3,4-DiaminobenzimidamideCAS 68827-43-0
3,4-Diaminobenzimidamide hydrochlorideCAS 66717-58-6
Benzenecarboximidamide, 4-amino-, hydrochloride (1:1)CAS 7761-72-0

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 14401-56-0Terephthalamidine dihydrochlorideCAS 38148-63-9Benzenecarboximidamide, 4-hydroxy-, hydrochloride (1:1)CAS 68827-43-03,4-DiaminobenzimidamideCAS 100-21-0Terephthalic AcidCAS 100643-71-8DesloratadineCAS 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 495-99-8

What are the key identifiers for Hydroxystilbamidine (CAS 495-99-8)?

Hydroxystilbamidine is identified by CAS 495-99-8, with molecular formula C16H16N4O, molecular weight 280.32, InChIKey TUESWZZJYCLFNL-DAFODLJHSA-N.

Does CAS 495-99-8 have reported biological target evidence?

ChEMBL contains qualifying experimental assay evidence associated with Tyrosyl-DNA phosphodiesterase 1. These records do not establish therapeutic efficacy or clinical use.

Can I request a COA for CAS 495-99-8?

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

Can I request supplier SDS for Hydroxystilbamidine?

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

Is CAS 495-99-8 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

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