1H-[1,2,3]TRIAZOLO[4,5-C]PYRIDINE

Modify Date: 2026-07-15 17:54:12

1H-[1,2,3]TRIAZOLO[4,5-C]PYRIDINE Structure
1H-[1,2,3]TRIAZOLO[4,5-C]PYRIDINE structure
Common Name 1H-[1,2,3]TRIAZOLO[4,5-C]PYRIDINE
CAS Number 273-05-2 Molecular Weight 120.11200
Density 1.472g/cm3 Boiling Point 329.6ºC at 760mmHg
Molecular Formula C5H4N4 Melting Point N/A
MSDS N/A Flash Point 169.3ºC

 Names

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

Name 2H-triazolo[4,5-c]pyridine
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 1.472g/cm3
Boiling Point 329.6ºC at 760mmHg
Molecular Formula C5H4N4
Molecular Weight 120.11200
Flash Point 169.3ºC
Exact Mass 120.04400
PSA 54.46000
LogP 0.35290
Vapour Pressure 0.000175mmHg at 25°C
Index of Refraction 1.737
InChIKey ZSYMMINAALNVSH-UHFFFAOYSA-N
SMILES c1cc2n[nH]nc2cn1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
HS Code 2933990090

 Synthetic Route

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

 Precursor & DownStream

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

Precursor  6

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%

 1H-[1,2,3]TRIAZOLO[4,5-C]PYRIDINEBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Inhibition of the Burkholderia mallei acyl-homoserine lactone synthase BmaI1
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: autoinducer synthetase family protein [Burkholderia mallei ATCC 23344]
External Id: HMS1126
Name: Discovery of Small Molecules to Inhibit Human Cytomegalovirus Nuclear Egress
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: HCMV UL50
External Id: HMS1262
Name: A screen for compounds that inhibit the activity of LtaS in Staphylococcus aureus
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS979
Name: A screen for compounds that inhibit viral RNA polymerase binding and polymerization a...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: Chain A, Poliovirus Polymerase With Gtp
External Id: HMS750
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 Synonyms

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

1H-1,2,3-Triazolo[4,5-C]Pyridine
1H-[1,2,3]Triazolo[4,5-c]pyridine
3H-[1,2,3]Triazolo[4,5-c]pyridine

 1H-[1,2,3]TRIAZOLO[4,5-C]PYRIDINE | FAQ

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

Q: What is the LogP of 2H-triazolo[4,5-c]pyridine?
A: LogP of 2H-triazolo[4,5-c]pyridine is 0.35290.
Q: What is the SMILES notation of 2H-triazolo[4,5-c]pyridine?
A: SMILES notation of 2H-triazolo[4,5-c]pyridine is c1cc2n[nH]nc2cn1.
Q: What are the upstream materials of 2H-triazolo[4,5-c]pyridine?
A: Related upstream materials(CAS) of 2H-triazolo[4,5-c]pyridine: 145255-15-8;75-31-0;623562-26-5;100-46-9;54-96-6;183311-28-6.
Q: What English synonyms does 2H-triazolo[4,5-c]pyridine have?
A: English synonyms of 2H-triazolo[4,5-c]pyridine: 1H-1,2,3-Triazolo[4,5-C]Pyridine, 1H-[1,2,3]Triazolo[4,5-c]pyridine, 3H-[1,2,3]Triazolo[4,5-c]pyridine.
Q: What is the polar surface area (PSA) of 2H-triazolo[4,5-c]pyridine?
A: Polar surface area (PSA) of 2H-triazolo[4,5-c]pyridine is 54.46000.
Q: What is the InChIKey of 2H-triazolo[4,5-c]pyridine?
A: InChIKey of 2H-triazolo[4,5-c]pyridine is ZSYMMINAALNVSH-UHFFFAOYSA-N.
Q: What is the English name of 2H-triazolo[4,5-c]pyridine?
A: The English name of 2H-triazolo[4,5-c]pyridine is 2H-triazolo[4,5-c]pyridine.
Q: What is the molecular formula of 2H-triazolo[4,5-c]pyridine?
A: Molecular formula of 2H-triazolo[4,5-c]pyridine is C5H4N4.
Q: What is the molecular weight of 2H-triazolo[4,5-c]pyridine?
A: Molecular weight of 2H-triazolo[4,5-c]pyridine is 120.11200.
Q: What is the boiling point of 2H-triazolo[4,5-c]pyridine?
A: Boiling point of 2H-triazolo[4,5-c]pyridine is 329.6ºC at 760mmHg.

 1H-[1,2,3]TRIAZOLO[4,5-C]PYRIDINEfactory

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

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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