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5-ethyl-1H-pyrazol-4-amine

HCID 23005646
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Basic information

CAS
1007541-02-7
Standard SMILES
CCc1[nH]ncc1N
InChIKey
AMBUTUSRGNEOAG-UHFFFAOYSA-N
Molecular formula
C5H9N3
Average molar mass
111.15 g/mol
Monoisotopic mass
111.0796473

Names & identifiers

Preferred name
5-ethyl-1H-pyrazol-4-amine
IUPAC
5-ethyl-1H-pyrazol-4-amine
English name
5-ethyl-1H-pyrazol-4-amine
Molecular formula
C5H9N3
Molecular weight
111.15

Names & synonyms

5-ethyl-1H-pyrazol-4-amine1007541-02-7RefChem:535483873-268-73-ETHYL-1H-PYRAZOL-4-AMINEstarbld0026981SCHEMBL4655460SCHEMBL19993589AKOS015770849AT14204CS-0217671EN300-814264
Show more names
1H-Pyrazol-4-amine, 3-ethyl-
F641064

Database identifiers

CAS
1007541-02-7
PubChem CID
23005646
EC Number
873-268-7

Properties

Computed structural properties

XLogP
0.4
Topological polar surface area
54.7 Ų
Hydrogen bond donors
2
Hydrogen bond acceptors
2
Rotatable bonds
1
Heavy atoms
8
Formal charge
0
Complexity
74.1

Physicochemical properties

Boiling point
307.2 · 307.2±22.0 °C(Predicted)
Density
1.156 · 1.156±0.06 g/cm3(Predicted)
pka
18.26 · 18.26±0.50(Predicted)
Symbol(GHS)
7 · GHS07,GHS05
Signal word
Danger
Hazard statements
335 · H335-H302-H315-H318
Precautionary statements
264 · P264-P270-P301+P312-P330-P501-P264-P280-P302+P352-P321-P332+P313-P362-P280-P305+P351+P338-P310

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Danger

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

Hazard information

Hazard Classes and CategoriesAcute Tox. 4 (100%)

Safety data

Signal word
Danger
Symbol(GHS)
GHS07,GHS05
Hazard statements
H335-H302-H315-H318
Precautionary statements
P264-P270-P301+P312-P330-P501-P264-P280-P302+P352-P321-P332+P313-P362-P280-P305+P351+P338-P310

Related reactions

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Compound notes

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