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Molecule
ID:22371
Structure
Similarity
Functional Group
Text
General Information
Structure
Molecular Formula
C₄H₃N₃O₄
Molecular Mass
157.08432
Exact Mass
157.01235559
Charge
0
InChI
InChI=1S/C4H3N3O4/c8-4(9)3-2(7(10)11)1-5-6-3/h1H,(H,5,6)(H,8,9)
InChIKey
ZMAXXOYJWZZQBK-UHFFFAOYSA-N
Canonic Smiles
[O-][N+](=O)c1c[nH]nc1C(=O)O
Isomeric Smiles
c1(c(n[nH]c1)C(=O)O)[N+](=O)[O-]
Calculated Properties
JChem
Acid pKa
3.3919823
H Acceptors
5
H Donor
2
LogD (pH = 5.5)
-1.834398
LogD (pH = 7.4)
-3.1440966
Log P
0.26084724
Molar Refractivity
32.9501
Polarizability
11.749081
Polar Surface Area
109.12
Rotatable Bonds
2
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
•
Commercial Catalog
•
Academic Data
Names and Identifiers
•
IUPAC Traditional name
•
Synonyms
•
IUPAC name
Registration numbers
•
PubChem SID
•
CAS Number
•
MDL Number
•
PubChem CID
Properties
•
Product Information
•
Safety Information
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Physical Property
Related Proteins
Molecular Spectra
Molecule Details
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Sigma Aldrich
References
•
PubChem Literature
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From Data Sources
Bioactivity
•
PubChem BioAssay
Names and Identifiers
IUPAC Traditional name
4-nitro-1H-pyrazole-3-carboxylic acid
4-nitro-2H-pyrazole-3-carboxylic acid
Synonyms
4-Nitro-1H-pyrazole-3-carboxylic acid
4-Nitro-3-pyrazolecarboxylic acid
4-nitro-1H-pyrazole-5-carboxylic acid
4-Nitro-3-pyrazolecarboxylic acid
4-硝基-3-吡唑甲酸
4-Nitro-1H-pyrazole-3-carboxylic acid
4-硝基-1H-吡唑-3-羧酸
IUPAC name
4-nitro-1H-pyrazole-3-carboxylic acid
4-nitro-1H-pyrazole-5-carboxylic acid
Registration numbers
PubChem SID
24865960
160985678
CAS Number
5334-40-7
MDL Number
MFCD00090899
MFCD00464007
PubChem CID
219739
Molecule Details
Sigma Aldrich
414840
General description
Effects of this pyrrazole on blood flow1 and its palladium hydrogenation2 have been studied.
Packaging
10 g in glass bottle
References
PubChem Literature
No Data Available
Click here to submit data
Bioactivity
PubChem BioAssay
Data Source
Commercial Catalog
ChemBridge
3020253
Apollo Scientific
OR8951
InterBioScreen
BB_SC-4006
Matrix Scientific
024758
Sigma Aldrich
414840
Properties
Product Information
Purity
97%
Source
98%
Source
95%
Source
96%
Source
Empirical Formula (Hill Notation)
C4H3N3O4
Source
Safety Information
MSDS Link
Download link
Source
Download link
Source
IRRITANT
Source
Irritant
Source
false
Source
否
Source
Irritant (Xi)
H315
-
H319
-
H335
Source
26
-
37/39
Source
26
-
37
Source
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
3
Source
Warning
Source
dust mask type N95 (US), Eyeshields, Gloves
Source
P261
-
P305+P351+P338
Source
P261
-
P305+P351+P338
-
P302+P352
-
P321
-
P405
-P501A
Source
36/37/38
Source
Physical Property
195°C(dec)
Source
223-225°C
Source
223-225 °C (dec.)(lit.)
Source
223 - 225°C
Source
ca 195°C dec.
Source
0.046
Source
Enamine
EN300-68362
Bide Pharmatech
BD99413
Alfa Aesar
H26224
A&J Pharmtech
AJA-O13680
Academic Data
PubChem
219739
Source
Source
Storage Warning
TSCA Listed
European Hazard Symbols
GHS Hazard statements
Safety Statements
GHS Pictograms
German water hazard class
GHS Signal Word
Personal Protective Equipment
GHS Precautionary statements
Risk Statements
Melting Point
Hydrophobicity(logP)