1H-Pyridazino(4,5-b)indole-1,4(5H)-dione, 2,3-dihydro

Modify Date: 2026-07-08 18:48:53

1H-Pyridazino(4,5-b)indole-1,4(5H)-dione, 2,3-dihydro Structure
1H-Pyridazino(4,5-b)indole-1,4(5H)-dione, 2,3-dihydro structure
Common Name 1H-Pyridazino(4,5-b)indole-1,4(5H)-dione, 2,3-dihydro
CAS Number 80985-55-3 Molecular Weight 201.18100
Density 1.504g/cm3 Boiling Point N/A
Molecular Formula C10H7N3O2 Melting Point N/A
MSDS N/A Flash Point N/A

Summary: 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione, also known as 1H-pyridazino(4,5-b)indole-1,4(5H)-dione, 2,3-dihydro, CAS number 80985-55-3, molecular formula C10H7N3O2, molecular weight 201.18100. For research-use only, not for medical or clinical usage.


 Names

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

Name 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione
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 1.504g/cm3
Molecular Formula C10H7N3O2
Molecular Weight 201.18100
Exact Mass 201.05400
PSA 82.03000
LogP 1.52230
Index of Refraction 1.723
InChIKey PPGNWVBGMDBNHD-UHFFFAOYSA-N
SMILES O=c1[nH][nH]c(=O)c2c1[nH]c1ccccc12

 Synthetic Route

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

~92%

1H-Pyridazino(4,5-b)indole-1,4(5H)-dione, 2,3-dihydro Structure

1H-Pyridazino(4...

CAS#:80985-55-3

Learn More
Literature: Kurumi, Masateru; Sasaki, Kenji; Takata, Hiroko; Nakayama, Taiji Heterocycles, 2000 , vol. 53, # 12 p. 2809 - 2819

 Precursor & DownStream

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

Precursor  1

DownStream  5

 Synonyms

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

2,3-Dihydro-1H-pyridazino(4,5-b)indole-1,4(5H)-dione
1,2,3,4-tetrahydro-5H-pyridazino<4,5-b>indole-1,4-dione
1H-Pyridazino(4,5-b)indole-1,4(5H)-dione,2,3-dihydro
2,3-dihydro-5H-pyridazino[4,5-b]indole-1,4-dione
2,3-Dihydro-5H-pyridazino[4,5-b]indol-1,4-dion
1,4-dioxo-1,2,3,4-tetrahydro-5H-pyridazino<4,5-b>indole
1,2,3,4-tetrahydro-5H-pyridazino<4,5-b>indole
1,2,3,4-tetrahydro-5H-pyridazino[4,5-b]indole-1,4(2H,3H)-dione

  | FAQ

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

Q: What is the molecular formula of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: Molecular formula of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione is C10H7N3O2.
Q: What is the SMILES notation of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: SMILES notation of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione is O=c1[nH][nH]c(=O)c2c1[nH]c1ccccc12.
Q: What is the molecular weight of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: Molecular weight of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione is 201.18100.
Q: What are the downstream products of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: Related downstream products(CAS) of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione: 74377-94-9;80985-56-4;80985-57-5;80985-63-3;80985-65-5.
Q: What is the InChIKey of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: InChIKey of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione is PPGNWVBGMDBNHD-UHFFFAOYSA-N.
Q: What English synonyms does 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione have?
A: English synonyms of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione: 2,3-Dihydro-1H-pyridazino(4,5-b)indole-1,4(5H)-dione, 1,2,3,4-tetrahydro-5H-pyridazinoindole-1,4-dione, 1H-Pyridazino(4,5-b)indole-1,4(5H)-dione,2,3-dihydro, 2,3-dihydro-5H-pyridazino[4,5-b]indole-1,4-dione, 2,3-Dihydro-5H-pyridazino[4,5-b]indol-1,4-dion, 1,4-dioxo-1,2,3,4-tetrahydro-5H-pyridazinoindole, 1,2,3,4-tetrahydro-5H-pyridazinoindole, 1,2,3,4-tetrahydro-5H-pyridazino[4,5-b]indole-1,4(2H,3H)-dione.
Q: What is the CAS number of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: CAS number of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione is 80985-55-3.
Q: What is the LogP of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: LogP of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione is 1.52230.
Q: What is the Chinese name of 80985-55-3?
A: Chinese name of 80985-55-3 is 80985-55-3.
Q: What is the English name of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione?
A: The English name of 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione is 3,5-dihydro-2H-pyridazino[4,5-b]indole-1,4-dione.

 factory

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

Dayang Chem (Hangzhou) Co., Ltd.
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