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 916170-19-9
Formula C25H20BrN5O3MW 518.4Research-use catalog entryCOA/SDS by request

AC-55541

CAS Number: 916170-19-9

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
1 mg
Purity
98%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
10 mg
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 mg
Purity
98%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
50 mg
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: UCUHFWIFSHROPY-RWPZCVJISA-NC25H20BrN5O3 | MW 518.4

Chemical Absolute Identifiers

CAS Number

916170-19-9

PubChem CID

9589606

Molecular Formula

C25H20BrN5O3

Molecular Weight

518.4 g/mol

Exact Mass

517.07495

InChIKey

UCUHFWIFSHROPY-RWPZCVJISA-N

IUPAC Name

N-[2-[(2E)-2-[1-(3-bromophenyl)ethylidene]hydrazinyl]-2-oxo-1-(4-oxo-3H-phthalazin-1-yl)ethyl]benzamide

SMILES String

C/C(=N\NC(=O)C(NC(=O)c1ccccc1)c1n[nH]c(=O)c2ccccc12)c1cccc(Br)c1

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

AC-55541 (CAS 916170-19-9) is listed in the Advanced Chemicals portfolio, with molecular formula C25H20BrN5O3 and molecular weight 518. 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
Biological target reference

ChEMBL reports experimental activity evidence for: Proteinase-activated receptor 2 (Homo sapiens) — 5 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.

Proteinase-activated receptor 2

Homo sapiens · SINGLE PROTEIN · 5 qualifying assays · 2 documents · best pChEMBL 6.7

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

AC-55541

Names & Synonyms

N-(2-((2E)-2-(1-(3-bromophenyl)ethylidene)hydrazinyl)-2-oxo-1-(4-oxo-3H-phthalazin-1-yl)ethyl)benzamideAC 55541CID 9589606(E)-N-(2-(2-(1-(3-Bromophenyl)ethylidene)hydrazinyl)-2-oxo-1-(4-oxo-3,4-dihydrophthalazin-1-yl)ethyl)benzamideC25H20BrN5O3
Show all synonyms
(E)-N-(2-(2-(1-(3-Bromophenyl)ethylidene)hydrazineyl)-2-oxo-1-(4-oxo-3,4-dihydrophthalazin-1-yl)ethyl)benzamideAC 55541?AC-55541, >=98% (HPLC), powder(2E)-2-[1-(3-Bromophenyl)ethylidene]|A-(benzoylamino)-3,4-dihydro-4-oxo-1-phthalazineaceticacidhydrazidealpha-(Benzoylamino)-3,4-dihydro-4-oxo-1-phthalazineacetic acid (2E)-2-[1-(3-bromophenyl)ethylidene]hydrazideN-({N'-[(1E)-1-(3-bromophenyl)ethylidene]hydrazinecarbonyl}(4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzamideN-[2-[(2E)-2-[1-(3-bromophenyl)ethylidene]hydrazino]-2-oxo-1-(4-oxo-3H-phthalazin-1-yl)ethyl]benzamideN-[2-{(2E)-2-[1-(3-bromophenyl)ethylidene]hydrazinyl}-2-oxo-1-(4-oxo-3,4-dihydrophthalazin-1-yl)ethyl]benzamideN-[2-{2-[1-(3-bromophenyl)ethylidene]hydrazino}-2-oxo-1-(4-oxo-3,4-dihydro-1-phthalazinyl)ethyl]benzamide
External Identifiers
DSSTOX SUBSTANCE ID: DTXSID301022523CHEMBL ID: CHEMBL493076CHEBI ID: CHEBI:189649
Literature & Patent References
DOI 10.6019/CHEMBL4808148HDAC6 screening dataset using tau-based substrate in an enzymatic assay yields selective inhibitors and activatorsDOI 10.1038/s41586-020-2286-9A SARS-CoV-2 protein interaction map reveals targets for drug repurposingDOI 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 effortPMID 32353859A SARS-CoV-2 protein interaction map reveals targets for drug repurposingDOI 10.1021/jm400638vToward drugs for protease-activated receptor 2 (PAR2).PMID 23895492Toward drugs for protease-activated receptor 2 (PAR2).

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

3-((4-Oxo-3,4-dihydrophthalazin-1-yl)methyl)benzoic acidCAS 420846-72-6
Methyl 4-oxo-3,4-dihydrophthalazine-1-carboxylateCAS 53960-10-4
4-Oxo-3,4-dihydrophthalazine-1-carboxylic acidCAS 3260-44-4
4-Bromo-1,2-dihydrophthalazin-1-oneCAS 19064-73-4
2-(4-Oxo-3,4-dihydrophthalazin-1-yl)acetic acidCAS 25947-11-9

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 100-88-9CyclamateCAS 1000787-75-6TegobuvirCAS 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 916170-19-9

What are the key identifiers for AC-55541 (CAS 916170-19-9)?

AC-55541 is identified by CAS 916170-19-9, with molecular formula C25H20BrN5O3, molecular weight 518.4, InChIKey UCUHFWIFSHROPY-RWPZCVJISA-N.

Does CAS 916170-19-9 have reported biological target evidence?

ChEMBL contains qualifying experimental assay evidence associated with Proteinase-activated receptor 2. These records do not establish therapeutic efficacy or clinical use.

Can I request a COA for CAS 916170-19-9?

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

Can I request supplier SDS for AC-55541?

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

Is CAS 916170-19-9 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.