[1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one

Basic Information

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CAS Number

6969-71-7

Molecular Formula

C6H5N3O

Molecular Weight

135.13 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

230.0 to 234.0 deg-C

Density

1.511

Refractive Index

1.739

SMILES

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C1=CC2=NNC(=O)N2C=C1

InChI

InChI=1S/C6H5N3O/c10-6-8-7-5-3-1-2-4-9(5)6/h1-4H,(H,8,10)

InChIKey

LJRXNXBFJXXRNQ-UHFFFAOYSA-N

LogP

0.02260000000000001

Topological Polar Surface Area

50.16 Å²

Hydrogen Bond Donor/Acceptor

1 / 4

Complexity

264

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

1,2,4-Triazolopyridin-3-one
2,4-dihydro-[1,2,4]triazolo[4,5-a]pyridin-3-one
EINECS 230-191-8
FT-0606247
1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one
1,4-Triazolo[4,3-a]pyridin-3(2H)-one
3-Hydroxy-1,2,4-triazolo[4,3-a]pyridine
DTXSID70219980
A9218
[1,2,4]Triazolo[4,3-a]pyridin-3-(2H)-one
1,2,4-Triazolo[4,3a]pyridin-3(2H)-one
W-104602
InChI=1/C6H5N3O/c10-6-8-7-5-3-1-2-4-9(5)6/h1-4H,(H,8,10)
J5EWP6L1VA
SCHEMBL103370
F14880
SY036845
[1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one
SR-01000945133
NSC-68462
SR-01000945133-1
F2113-0215
MLS006011497
NSC68462
SMR004703276
EC 230-191-8
3-HYDROXYTRIAZOLO(4,3-A)PYRIDINE
124-Triazolo[43-a]pyridin-3(2H)-one
NS00009780
2H-[1,2,4]triazolo[4,3-a]pyridin-3-one
3-Hydroxytriazolo[4,3-a]pyridine

MDL Number

MFCD00022632

Customs Code

2933990090

FAQ

What is [1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7)?

[1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7) is a heterocyclic compound characterized by a fused triazole and pyridine ring system. It has the chemical formula C5H4N4O and typically appears as a white solid. The compound is known for its stability under normal conditions and is widely used in organic synthesis due to its versatile functional groups and reactivity.

What are the main uses of [1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7)?

[1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7) is primarily utilized in pharmaceutical research as a key intermediate for developing drugs targeting fungal infections and neurological disorders. It also finds applications in agrochemicals, materials science, and as a research reagent for synthesizing complex organic molecules. Its unique structure makes it valuable in creating bioactive compounds with tailored properties.

Is [1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7) safe?

Safety of [1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7) depends on exposure conditions. It is classified as potentially toxic if inhaled or ingested, requiring proper handling with gloves and ventilation. While generally considered safe in controlled laboratory settings, adherence to safety data sheet (SDS) guidelines is essential to minimize risks. It should be handled with care to avoid skin contact and prolonged exposure.

How should [1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7) be stored?

[1,2,4]Triazolo[4,3-a]pyridin-3(2H)-one (CAS: 6969-71-7) should be stored in a cool, dry place (ideally below 25°C), protected from light. It requires airtight containers to prevent moisture ingress and maintain stability. Avoid storage near reactive materials, and ensure proper labeling to comply with chemical storage safety standards.