Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI)

Modify Date: 2026-07-10 21:41:39

Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) Structure
Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) structure
Common Name Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI)
CAS Number 254-80-8 Molecular Weight 131.13500
Density N/A Boiling Point N/A
Molecular Formula C7H5N3 Melting Point N/A
MSDS N/A Flash Point N/A

Summary: (7CI,8CI,9CI)-Pyrido[3,2-d]pyrimidine, also known as pyrido[3,2-d]pyrimidine, has a CAS number of 254-80-8, with a molecular formula of C7H5N3 and a molecular weight of 131.13500. 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 pyrido[3,2-d]pyrimidine
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 C7H5N3
Molecular Weight 131.13500
Exact Mass 131.04800
PSA 38.67000
LogP 1.02480
InChIKey BWESROVQGZSBRX-UHFFFAOYSA-N
SMILES c1cnc2cncnc2c1

 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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Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) Structure

Pyrido[3,2-d]py...

CAS#:254-80-8

Learn More
Literature: Oakes et al. Journal of the Chemical Society, 1956 , p. 1045,1053

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Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) Structure

Pyrido[3,2-d]py...

CAS#:254-80-8

Learn More
Literature: Oakes et al. Journal of the Chemical Society, 1956 , p. 1045,1053

~%

Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) Structure

Pyrido[3,2-d]py...

CAS#:254-80-8

Learn More
Literature: Oakes et al. Journal of the Chemical Society, 1956 , p. 1045,1053

~%

Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) Structure

Pyrido[3,2-d]py...

CAS#:254-80-8

Learn More
Literature: Oakes et al. Journal of the Chemical Society, 1956 , p. 1045,1053

~%

Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) Structure

Pyrido[3,2-d]py...

CAS#:254-80-8

Learn More
Literature: Oakes et al. Journal of the Chemical Society, 1956 , p. 1045,1053

 Precursor & DownStream

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

Precursor  5

DownStream  0

 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%

 Synonyms

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

1,3,5-Triaza-naphthalin
1,3,5-Triazanaphthalene
Pyrido<3,2-d>pyrimidin
Pyrido[3,2-d]pyrimidine(7CI,8CI,9CI)
PYRIDOPYRIMIDINE

 Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI) | 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 pyrido[3,2-d]pyrimidine?
A: Molecular formula of pyrido[3,2-d]pyrimidine is C7H5N3.
Q: What is the LogP of pyrido[3,2-d]pyrimidine?
A: LogP of pyrido[3,2-d]pyrimidine is 1.02480.
Q: What is the English name of pyrido[3,2-d]pyrimidine?
A: The English name of pyrido[3,2-d]pyrimidine is pyrido[3,2-d]pyrimidine.
Q: What English synonyms does pyrido[3,2-d]pyrimidine have?
A: English synonyms of pyrido[3,2-d]pyrimidine: 1,3,5-Triaza-naphthalin, 1,3,5-Triazanaphthalene, Pyridopyrimidin, Pyrido[3,2-d]pyrimidine(7CI,8CI,9CI), PYRIDOPYRIMIDINE.
Q: What is the molecular weight of pyrido[3,2-d]pyrimidine?
A: Molecular weight of pyrido[3,2-d]pyrimidine is 131.13500.
Q: What is the polar surface area (PSA) of pyrido[3,2-d]pyrimidine?
A: Polar surface area (PSA) of pyrido[3,2-d]pyrimidine is 38.67000.
Q: What is the InChIKey of pyrido[3,2-d]pyrimidine?
A: InChIKey of pyrido[3,2-d]pyrimidine is BWESROVQGZSBRX-UHFFFAOYSA-N.
Q: What is the SMILES notation of pyrido[3,2-d]pyrimidine?
A: SMILES notation of pyrido[3,2-d]pyrimidine is c1cnc2cncnc2c1.
Q: What are the upstream materials of pyrido[3,2-d]pyrimidine?
A: Related upstream materials(CAS) of pyrido[3,2-d]pyrimidine: 39551-54-7;37538-68-4;1462-86-8;873398-21-1;39551-51-4.
Q: What is the CAS number of pyrido[3,2-d]pyrimidine?
A: CAS number of pyrido[3,2-d]pyrimidine is 254-80-8.

 Pyrido[3,2-d]pyrimidine (7CI,8CI,9CI)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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