4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID

Modify Date: 2025-08-28 11:39:26

4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID Structure
4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID structure
Common Name 4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID
CAS Number 3260-44-4 Molecular Weight 190.15600
Density 1.56g/cm3 Boiling Point 591.8ºC at 760mmHg
Molecular Formula C9H6N2O3 Melting Point N/A
MSDS N/A Flash Point 311.7ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 4-oxo-3H-phthalazine-1-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.56g/cm3
Boiling Point 591.8ºC at 760mmHg
Molecular Formula C9H6N2O3
Molecular Weight 190.15600
Flash Point 311.7ºC
Exact Mass 190.03800
PSA 83.05000
LogP 0.62130
Index of Refraction 1.71
InChIKey YHNOBCUFJJRVOP-UHFFFAOYSA-N
SMILES O=C(O)c1n[nH]c(=O)c2ccccc12

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2933990090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

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4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID Structure

4-OXO-3,4-DIHYD...

CAS#:3260-44-4

Learn More
Literature: Yakugaku Kenkyu, , vol. 28, p. 609,611, 612 Chem.Abstr., , p. 16483 Chemische Berichte, , vol. 33, p. 2811

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4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID Structure

4-OXO-3,4-DIHYD...

CAS#:3260-44-4

Learn More
Literature: Zhurnal Obshchei Khimii, , vol. 26, p. 1749,1754; engl. Ausg. S. 1963, 1967

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4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID Structure

4-OXO-3,4-DIHYD...

CAS#:3260-44-4

Learn More
Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 51, p. 148

~%

4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID Structure

4-OXO-3,4-DIHYD...

CAS#:3260-44-4

Learn More
Literature: Zhurnal Obshchei Khimii, , vol. 26, p. 1749,1754; engl. Ausg. S. 1963, 1967

~%

4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID Structure

4-OXO-3,4-DIHYD...

CAS#:3260-44-4

Learn More
Literature: Zhurnal Obshchei Khimii, , vol. 26, p. 1749,1754; engl. Ausg. S. 1963, 1967

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  4

DownStream  3

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Bioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Compound was evaluated for the partition coefficient (dioxane/water) the ratio 2:1
Source: ChEMBL
Target: N/A
External Id: CHEMBL641471
Name: Discovery of Small Molecules to Inhibit Human Cytomegalovirus Nuclear Egress
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: HCMV UL50
External Id: HMS1262
Name: Screen for inhibitors of RMI FANCM (MM2) intereaction
Source: 11908
Target: N/A
External Id: RMI-FANCM-MM2
Name: Compound was evaluated for the partition coefficient (dioxane/water) in the ratio 1:1
Source: ChEMBL
Target: N/A
External Id: CHEMBL634827
Name: Partition coefficient (logP)
Source: ChEMBL
Target: N/A
External Id: CHEMBL635914
Name: High-throughput screen for inhibitors of the GIV GBA-motif interaction with Galpha-i ...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS1303
Name: Alphascreen assay for small molecules abrogating mHTT-CaM Interaction
Source: 24983
Target: Huntingtin
External Id: KUHTS-Muma KU-CaM-Htt INH-01
Name: Cell-based high throughput primary assay to identify activators of GPR151
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=G-protein coupled receptor 151; AltName: Full=G-protein coupled receptor PGR7; AltName: Full=GPCR-2037; AltName: Full=Galanin receptor 4; AltName: Full=Galanin-receptor-like protein; Short=GalRL
External Id: GPR151_PHUNTER_AG_LUMI_1536_1X%ACT
Name: AlphaScreen-based biochemical high throughput primary assay to identify activators of...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: FBW7_ACT_ALPHA_1536_1X%ACT PRUN
Name: AlphaScreen-based biochemical high throughput primary assay to identify inhibitors of...
Source: The Scripps Research Institute Molecular Screening Center
External Id: MITF_INH_Alpha_1536_1X%INH PRUN
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

4-Oxo-3,4-dihydro-1-phthalazin-carbonsaeure
4-Oxo-3,4-dihydro-phthalazine-1-carboxylic acid
4-oxo-3-hydrophthalazinecarboxylic acid
4-Oxo-3,4-dihydro-phthalazin-1-carbonsaeure
1-<2H>-Phthalazinon-4-carbonsaeure
4-hydroxyphthalazine-1-carboxylic acid
3-Methyl-phthalaz-4-on-1-carbonsaeure

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular weight of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: Molecular weight of 4-oxo-3H-phthalazine-1-carboxylic acid is 190.15600.
Q: What is the polar surface area (PSA) of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: Polar surface area (PSA) of 4-oxo-3H-phthalazine-1-carboxylic acid is 83.05000.
Q: What is the molecular formula of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: Molecular formula of 4-oxo-3H-phthalazine-1-carboxylic acid is C9H6N2O3.
Q: What English synonyms does 4-oxo-3H-phthalazine-1-carboxylic acid have?
A: English synonyms of 4-oxo-3H-phthalazine-1-carboxylic acid: 4-Oxo-3,4-dihydro-1-phthalazin-carbonsaeure, 4-Oxo-3,4-dihydro-phthalazine-1-carboxylic acid, 4-oxo-3-hydrophthalazinecarboxylic acid, 4-Oxo-3,4-dihydro-phthalazin-1-carbonsaeure, 1--Phthalazinon-4-carbonsaeure, 4-hydroxyphthalazine-1-carboxylic acid, 3-Methyl-phthalaz-4-on-1-carbonsaeure.
Q: What are the downstream products of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: Related downstream products(CAS) of 4-oxo-3H-phthalazine-1-carboxylic acid: 53960-10-4;119-39-1;38933-79-8.
Q: What is the InChIKey of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: InChIKey of 4-oxo-3H-phthalazine-1-carboxylic acid is YHNOBCUFJJRVOP-UHFFFAOYSA-N.
Q: What is the boiling point of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: Boiling point of 4-oxo-3H-phthalazine-1-carboxylic acid is 591.8ºC at 760mmHg.
Q: What is the English name of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: The English name of 4-oxo-3H-phthalazine-1-carboxylic acid is 4-oxo-3H-phthalazine-1-carboxylic acid.
Q: What is the SMILES notation of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: SMILES notation of 4-oxo-3H-phthalazine-1-carboxylic acid is O=C(O)c1n[nH]c(=O)c2ccccc12.
Q: What are the upstream materials of 4-oxo-3H-phthalazine-1-carboxylic acid?
A: Related upstream materials(CAS) of 4-oxo-3H-phthalazine-1-carboxylic acid: 91-20-3;528-46-1;3674-33-7;7664-93-9.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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