Methylmaleic Hydrazide - ≥97% , CAS No.5754-18-7

CAS: 5754-18-7 Cat. No.: M157844 Molecular Weight: 126.12 EC Number: 227-276-7
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2-[[4-chloro-6-(4-methylpiperazin-1-yl)-5-methylsulfanyl-pyrimidin-2-yl]amino]ethanol;1,2-Dihydro-4-methyl-3,6-pyridazinedione | 2SJ6Y866TU | 3, 1,2-dihydro-4-methyl- | 4-Methyl-pyridazin-3,6-diol | SCHEMBL20059704 | 2-Butenedioic acid, cyclic hydrazide,
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
1g
M157844-1g
7
$9.90
5g
M157844-5g
5
$10.90
25g
M157844-25g
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$31.90

$47.90
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-[[4-chloro-6-(4-methylpiperazin-1-yl)-5-methylsulfanyl-pyrimidin-2-yl]amino]ethanol;1, 2-Dihydro-4-methyl-3, 6-pyridazinedione | 2SJ6Y866TU | 3, 1, 2-dihydro-4-methyl- | 4-Methyl-pyridazin-3, 6-diol | SCHEMBL20059704 | 2-Butenedioic acid, cyclic hydrazide,
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488185785
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488185785
Canonical SmilesCC1=CC(=O)NNC1=O
IUPAC Name4-methyl-1,2-dihydropyridazine-3,6-dione
InChIKeyQAVYOWFNXMHVEL-UHFFFAOYSA-N
INCHI1S/C5H6N2O2/c1-3-2-4(8)6-7-5(3)9/h2H,1H3,(H,6,8)(H,7,9)
Isomeric SMILES CC1=CC(=O)NNC1=O
WGK Germany 3
Molecular Weight 126.12
Reaxy-Rn 116399
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=116399&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassDiazines
SubclassPyridazines and derivatives
Intermediate Tree Nodes Not available
Direct ParentPyridazinones
Alternative Parents Heteroaromatic compounds  Lactams  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyridazinone - Heteroaromatic compound - Lactam - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridazinones. These are compounds containing a pyridazine ring which bears a ketone.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
H2209489Certificate of AnalysisMay 20, 2026 M157844
F1730085Certificate of AnalysisJan 22, 2025 M157844
D2320154Certificate of AnalysisMay 11, 2023 M157844
Chemical and Physical Properties
Melt Point(°C)287°C(lit.)
Molecular Weight126.110 g/mol
XLogP3-0.600
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass126.043 Da
Monoisotopic Mass126.043 Da
Topological Polar Surface Area58.200 Ų
Heavy Atom Count9
Formal Charge0
Complexity195.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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