1-methyl-2-sulfanylidenequinazolin-4-one

Modify Date: 2026-06-30 07:09:48

1-methyl-2-sulfanylidenequinazolin-4-one Structure
1-methyl-2-sulfanylidenequinazolin-4-one structure
Common Name 1-methyl-2-sulfanylidenequinazolin-4-one
CAS Number 4802-85-1 Molecular Weight 192.23800
Density N/A Boiling Point N/A
Molecular Formula C9H8N2OS 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 1-methyl-2-sulfanylidenequinazolin-4-one
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 C9H8N2OS
Molecular Weight 192.23800
Exact Mass 192.03600
PSA 70.14000
LogP 2.00840
InChIKey QYRHSCKVNACOHK-UHFFFAOYSA-N
SMILES Cn1c(=S)[nH]c(=O)c2ccccc21

 Precursor & DownStream

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

Precursor  0

DownStream  2

 Synonyms

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

1-Methyl-2-thioxo-4-quinazolone
1-methyl-2-thioxoquinazolin-4-one
1-methyl-2-thioxo-2,3-dihydro-1H-quinazolin-4-one
1-Methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydrochinazoline
1-Methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydro-chinazolin

 1-methyl-2-sulfanylidenequinazolin-4-one | FAQ

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

Q: What is the InChIKey of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: InChIKey of 1-methyl-2-sulfanylidenequinazolin-4-one is QYRHSCKVNACOHK-UHFFFAOYSA-N.
Q: What is the SMILES notation of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: SMILES notation of 1-methyl-2-sulfanylidenequinazolin-4-one is Cn1c(=S)[nH]c(=O)c2ccccc21.
Q: What English synonyms does 1-methyl-2-sulfanylidenequinazolin-4-one have?
A: English synonyms of 1-methyl-2-sulfanylidenequinazolin-4-one: 1-Methyl-2-thioxo-4-quinazolone, 1-methyl-2-thioxoquinazolin-4-one, 1-methyl-2-thioxo-2,3-dihydro-1H-quinazolin-4-one, 1-Methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydrochinazoline, 1-Methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydro-chinazolin.
Q: What is the polar surface area (PSA) of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: Polar surface area (PSA) of 1-methyl-2-sulfanylidenequinazolin-4-one is 70.14000.
Q: What is the Chinese name of 4802-85-1?
A: Chinese name of 4802-85-1 is 4802-85-1.
Q: What are the downstream products of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: Related downstream products(CAS) of 1-methyl-2-sulfanylidenequinazolin-4-one: 89098-90-8;91511-15-8.
Q: What is the molecular weight of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: Molecular weight of 1-methyl-2-sulfanylidenequinazolin-4-one is 192.23800.
Q: What is the LogP of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: LogP of 1-methyl-2-sulfanylidenequinazolin-4-one is 2.00840.
Q: What is the CAS number of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: CAS number of 1-methyl-2-sulfanylidenequinazolin-4-one is 4802-85-1.
Q: What is the molecular formula of 1-methyl-2-sulfanylidenequinazolin-4-one?
A: Molecular formula of 1-methyl-2-sulfanylidenequinazolin-4-one is C9H8N2OS.
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