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P39001

Sigma-Aldrich

Phthalazone

99%

Synonym(s):

Benzo[d]pyridazin-1(2H)one

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About This Item

Empirical Formula (Hill Notation):
C8H6N2O
CAS Number:
Molecular Weight:
146.15
Beilstein:
3654
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

99%

form

powder

mp

183-185 °C (lit.)

SMILES string

O=C1NN=Cc2ccccc12

InChI

1S/C8H6N2O/c11-8-7-4-2-1-3-6(7)5-9-10-8/h1-5H,(H,10,11)

InChI key

IJAPPYDYQCXOEF-UHFFFAOYSA-N

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Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Craig Zetterberg et al.
Drug metabolism and disposition: the biological fate of chemicals, 44(8), 1286-1295 (2016-06-15)
(R)-2-((2-(1H-pyrrolo[2,3-b]pyridin-3-yl)pyrimidin-4-yl)amino)-2-methyl-N-(2,2,2-trifluoroethyl)butanamide (VX-509, decernotinib) is an oral Janus kinase 3 inhibitor that has been studied in patients with rheumatoid arthritis. Patients with rheumatoid arthritis often receive multiple medications, such as statins and steroids, to manage the signs and symptoms of comorbidities
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Common marmosets (
Raghava Choudary Palacharla et al.
Xenobiotica; the fate of foreign compounds in biological systems, 49(2), 169-176 (2018-02-01)
The objective is to evaluate methoxsalen as an in vitro phenotyping tool in comparison to ABT as a nonspecific inactivator of P450 mediated metabolism. The reversible inhibition of methoxsalen and ABT against the P450, FMO, AO, MAO-A and -B, enzymes
Takayuki Amano et al.
Biochemical pharmacology, 151, 69-78 (2018-03-10)
Dantrolene is used for malignant hyperthermia during anesthesia, and it sometimes causes severe liver injury as a side effect. Dantrolene is metabolized to acetylaminodantrolene, which is formed via the reduction of dantrolene to aminodantrolene and subsequent acetylation. Formation of hydroxylamine
Kazuko Inoue et al.
Drug metabolism and disposition: the biological fate of chemicals, 42(8), 1326-1333 (2014-06-11)
Lenvatinib is a multityrosine kinase inhibitor that inhibits vascular endothelial growth factor receptors, and is being developed as an anticancer drug. P450s are involved in one of the elimination pathways of lenvatinib, and mono-oxidized metabolites, such as N-oxide (M3) and

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