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Home/Compounds/CAS 28682-73-7
Formula C4H6N4OMW 126.12Research-use catalog entryCOA/SDS by request

4,5-Diaminopyridazin-3(2H)-one

CAS Number: 28682-73-7

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Loading RDKit molecule structure...
InChIKey: DIFNKLLRCNWYOC-UHFFFAOYSA-NC4H6N4O | MW 126.12

Chemical Absolute Identifiers

CAS Number

28682-73-7

PubChem CID

12705217

Molecular Formula

C4H6N4O

Molecular Weight

126.12 g/mol

Exact Mass

126.054161

InChIKey

DIFNKLLRCNWYOC-UHFFFAOYSA-N

IUPAC Name

4,5-diamino-1H-pyridazin-6-one

SMILES String

Nc1cn[nH]c(=O)c1N

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

4,5-Diaminopyridazin-3(2H)-one (CAS 28682-73-7) is listed in the Advanced Chemicals portfolio, with molecular formula C4H6N4O and molecular weight 126. 12 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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Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

4,5-Diaminopyridazin-3(2H)-one

Names & Synonyms

4,5-Diaminopyridazin-3-ol3(2H)-Pyridazinone, 4,5-diamino-4,5-Diamino-3-hydroxypyridazinediaminopyridazone4,5-diamino-2H-pyridazin-3-one
Show all synonyms
45-Diaminopyridazin-3(2H)-one4 pound not5-Diaminopyridazin-3(2H)-one
External Identifiers
DSSTOX SUBSTANCE ID: DTXSID10507459WIKIDATA ID: Q82363704

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

5-Amino-4-chloropyridazin-3(2H)-oneCAS 6339-19-1
4-Amino-5-chloropyridazin-3(2H)-oneCAS 55271-58-4
4-Aminopyridazin-3-olCAS 55271-46-0
4,5-Dichloro-3-hydroxypyridazineCAS 932-22-9
4,5-Dibromo-2,3-dihydropyridazin-3-oneCAS 5788-58-9

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 6339-19-15-Amino-4-chloropyridazin-3(2H)-oneCAS 55271-58-44-Amino-5-chloropyridazin-3(2H)-oneCAS 55271-46-04-Aminopyridazin-3-olCAS 932-22-94,5-Dichloro-3-hydroxypyridazineCAS 5788-58-94,5-Dibromo-2,3-dihydropyridazin-3-oneCAS 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 28682-73-7

What are the key identifiers for 4,5-Diaminopyridazin-3(2H)-one (CAS 28682-73-7)?

4,5-Diaminopyridazin-3(2H)-one is identified by CAS 28682-73-7, with molecular formula C4H6N4O, molecular weight 126.12, InChIKey DIFNKLLRCNWYOC-UHFFFAOYSA-N.

Can I request a COA for CAS 28682-73-7?

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

Can I request supplier SDS for 4,5-Diaminopyridazin-3(2H)-one?

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

Is CAS 28682-73-7 available for quotation?

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

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