4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid

Modify Date: 2026-08-14 17:02:10

4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid Structure
4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid structure
Common Name 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid
CAS Number 76745-48-7 Molecular Weight 259.21800
Density N/A Boiling Point N/A
Molecular Formula C12H9N3O4 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

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

Name 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-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.

Molecular Formula C12H9N3O4
Molecular Weight 259.21800
Exact Mass 259.05900
PSA 96.69000
LogP 0.88260

 Precursor & DownStream

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

Precursor  0

DownStream  1

 Synonyms

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

4,9-dihydro-5-methoxy-9-oxo-pyrazolo[5,1-b]quinazoline-2-carboxylic acid

  | FAQ

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

Q: What is the CAS number of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid?
A: CAS number of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid is 76745-48-7.
Q: What are the downstream products of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid?
A: Related downstream products(CAS) of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid: 76745-59-0.
Q: What is the molecular weight of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid?
A: Molecular weight of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid is 259.21800.
Q: What is the English name of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid?
A: The English name of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid is 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid.
Q: What is the LogP of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid?
A: LogP of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid is 0.88260.
Q: What is the polar surface area (PSA) of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid?
A: Polar surface area (PSA) of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid is 96.69000.
Q: What is the molecular formula of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid?
A: Molecular formula of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid is C12H9N3O4.
Q: What is the Chinese name of 76745-48-7?
A: Chinese name of 76745-48-7 is 76745-48-7.
Q: What English synonyms does 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid have?
A: English synonyms of 4,9-dihydro-5-methoxy-9-oxopyrazolo[5,1-b]quinazoline-2-carboxylic acid: 4,9-dihydro-5-methoxy-9-oxo-pyrazolo[5,1-b]quinazoline-2-carboxylic acid.
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