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Molecule
ID:69808
Structure
Similarity
Functional Group
Text
General Information
Structure
Molecular Formula
C₅H₅NO₂
Molecular Mass
111.0987
Exact Mass
111.03202841
Charge
0
InChI
InChI=1S/C5H5NO2/c7-5-3-1-2-4-6(5)8/h1-4,7H
InChIKey
JVHZMYAXZUIZKS-UHFFFAOYSA-N
Canonic Smiles
Oc1cccc[n+]1[O-]
Isomeric Smiles
c1(cccc[n+]1[O-])O
Calculated Properties
JChem
Acid pKa
5.6764402
H Acceptors
2
H Donor
1
LogD (pH = 5.5)
-0.41503796
LogD (pH = 7.4)
-1.5378951
Log P
-0.2012709
Molar Refractivity
28.4476
Polarizability
10.541847
Polar Surface Area
47.17
Rotatable Bonds
0
Lipinski's Rule of Five
true
Data Source
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Names and Identifiers
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Registration numbers
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Properties
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Related Proteins
No Data Available
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Molecular Spectra
No Data Available
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Molecule Details
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References
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Bioactivity
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General Information
Calculated Properties
•
RDKit
•
JChem
Data Source
•
Academic Data
•
Commercial Catalog
Names and Identifiers
•
IUPAC name
•
Synonyms
•
IUPAC Traditional name
Registration numbers
Properties
•
Safety Information
•
Product Information
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Physical Property
Related Proteins
Molecular Spectra
Molecule Details
•
Sigma Aldrich
References
•
PubChem Literature
•
From Data Sources
Bioactivity
•
PubChem BioAssay
Data Source
Academic Data
PubChem
69975
Commercial Catalog
Sigma Aldrich
56413
Chemik
CHH00293
Matrix Scientific
075315
Bide Pharmatech
BD75894
Alfa Aesar
H54207
Names and Identifiers
IUPAC name
2-hydroxypyridin-1-ium-1-olate
Synonyms
2-Hydroxypyridine 1-oxide
2-羟基吡啶-N-氧化物
1-羟基-2-吡啶酮
HOPO
2-Hydroxypyridine 1-oxide
1-氧代-2-羟基吡啶
1-Hydroxy-2-pyridone
2-Pyridinol 1-oxide
2-Pyridinol-1-oxide
2-Hydroxypyridine N-oxide
2-Pyridinol N-oxide
2-Hydroxypyridine N-oxide
IUPAC Traditional name
2-hydroxypyridin-1-ium-1-olate
Registration numbers
CAS Number
13161-30-3
EC Number
236-100-8
Beilstein Number
1422545
MDL Number
MFCD00006195
PubChem SID
162035533
24880152
PubChem CID
69975
Properties
Safety Information
MSDS Link
Download link
Source
Download link
Source
TSCA Listed
false
Source
否
Source
Storage Warning
IRRITANT
Source
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Source
Safety Statements
26
-
36
Source
26
-
37
-
60
Source
European Hazard Symbols
Irritant (Xi)
Source
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Source
GHS Signal Word
Warning
Source
GHS Precautionary statements
P261
-
P305+P351+P338
Source
P261
-
P305+P351+P338
-
P302+P352
-
P321
-
P405
-P501A
Source
German water hazard class
3
Source
GHS Hazard statements
H315
-
H319
-
H335
Source
Risk Statements
36/37/38
Source
Product Information
Purity
95+%
Source
≥98.0% (N)
Source
98%
Source
98+%
Source
Empirical Formula (Hill Notation)
C5H5NO2
Source
Quality Level
PREMIUM
Source
Physical Property
Flash Point
212 °F
Source
100 °C
Source
100°C(212°F)
Source
Melting Point
147-152 °C
Source
147-152°C
Source
Density
1.111
Source
Molecule Details
Sigma Aldrich
56413
Application
HOPO is a peptide coupling agent used as a subsititue for HOBt
Packaging
25, 100 g in poly bottle
References
PubChem Literature
No Data Available
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Bioactivity
PubChem BioAssay
Registration numbers
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CAS Number
•
EC Number
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Beilstein Number
•
MDL Number
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PubChem SID
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PubChem CID