2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one

Modify Date: 2025-10-07 16:55:13

2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one Structure
2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one structure
Common Name 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one
CAS Number 649755-64-6 Molecular Weight 261.32300
Density N/A Boiling Point N/A
Molecular Formula C11H7N3OS2 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 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-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 C11H7N3OS2
Molecular Weight 261.32300
Exact Mass 261.00300
PSA 125.94000
LogP 2.74760
InChIKey PMGYMNZHTMVHSQ-UHFFFAOYSA-N
SMILES O=c1[nH]c(=S)[nH]c2nccc(-c3cccs3)c12

 Synthetic Route

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

~80%

2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one Structure

2-sulfanylidene...

CAS#:649755-64-6

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Literature: Hassneen, Hamdi M.; Abdallah, Tayseer A. Molecules, 2003 , vol. 8, # 3 p. 333 - 341

 Precursor & DownStream

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

Precursor  2

DownStream  0

 Synonyms

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

Pyrido[2,3-d]pyrimidin-4(1H)-one,2,3-dihydro-5-(2-thienyl)-2-thioxo

  | FAQ

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

Q: What is the SMILES notation of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: SMILES notation of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one is O=c1[nH]c(=S)[nH]c2nccc(-c3cccs3)c12.
Q: What is the English name of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: The English name of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one is 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one.
Q: What are the upstream materials of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: Related upstream materials(CAS) of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one: 1004-40-6;34772-98-0.
Q: What English synonyms does 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one have?
A: English synonyms of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one: Pyrido[2,3-d]pyrimidin-4(1H)-one,2,3-dihydro-5-(2-thienyl)-2-thioxo.
Q: What is the Chinese name of 649755-64-6?
A: Chinese name of 649755-64-6 is 649755-64-6.
Q: What is the molecular weight of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: Molecular weight of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one is 261.32300.
Q: What is the InChIKey of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: InChIKey of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one is PMGYMNZHTMVHSQ-UHFFFAOYSA-N.
Q: What is the LogP of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: LogP of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one is 2.74760.
Q: What is the polar surface area (PSA) of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: Polar surface area (PSA) of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one is 125.94000.
Q: What is the molecular formula of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one?
A: Molecular formula of 2-sulfanylidene-5-thiophen-2-yl-1H-pyrido[2,3-d]pyrimidin-4-one is C11H7N3OS2.
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