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Molecule
ID:104434
Structure
Similarity
Functional Group
Text
General Information
Structure
Molecular Formula
C₈H₄N₂O₄S
Molecular Mass
224.19336
Exact Mass
223.98917762
Charge
0
InChI
InChI=1S/C8H4N2O4S/c9-4-15-5-1-2-7(10(13)14)6(3-5)8(11)12/h1-3H,(H,11,12)
InChIKey
NQUNIMFHIWQQGJ-UHFFFAOYSA-N
Canonic Smiles
N#CSc1ccc(c(c1)C(=O)O)[N+](=O)[O-]
Isomeric Smiles
OC(=O)c1c(ccc(SC#N)c1)[N+](=O)[O-]
Calculated Properties
JChem
Acid pKa
2.1307614
H Acceptors
5
H Donor
1
LogD (pH = 5.5)
-1.2729481
LogD (pH = 7.4)
-1.6534214
Log P
1.8682127
Molar Refractivity
54.5043
Polarizability
19.451265
Polar Surface Area
106.91
Rotatable Bonds
3
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
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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
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IUPAC name
•
Synonyms
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IUPAC Traditional name
Registration numbers
Properties
•
Safety Information
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Product Information
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Physical Property
Related Proteins
Molecular Spectra
Molecule Details
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MP Biomedicals
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Sigma Aldrich
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TRC
References
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PubChem Literature
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From Data Sources
Bioactivity
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PubChem BioAssay
Data Source
Commercial Catalog
MP Biomedicals
02155929
Sigma Aldrich
N7009
284866
74040
TRC
N565300
Academic Data
PubChem
92266
Names and Identifiers
IUPAC name
5-(cyanosulfanyl)-2-nitrobenzoic acid
Synonyms
2-NITRO-5-THIOCYANO-BENZOIC ACID
2-硝基-5-硫氰基苯甲酸
NTCB
2-Nitro-5-thiocyanatobenzoic acid
2-硝基-5-氰硫基苯甲酸
2-Nitro-5-thiocyanobenzoic acid
2-Nitro-5-thiocyanatobenzoic Acid Potassium Salt
IUPAC Traditional name
5-(cyanosulfanyl)-2-nitrobenzoic acid
Registration numbers
PubChem SID
24897806
162091695
MDL Number
MFCD00007139
CAS Number
30211-77-9
30344-83-3
Beilstein Number
2124001
EC Number
250-093-9
PubChem CID
92266
Properties
Safety Information
Storage Condition
2-8°C, Desiccate
Source
MSDS Link
Download link
Source
Download link
Source
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Source
Download link
Source
European Hazard Symbols
Irritant (Xi)
Source
Risk Statements
36/37/38
Source
Storage Temperature
2-8°C
Source
GHS Hazard statements
H315
-
H319
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H335
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
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Source
GHS Precautionary statements
P261
-
P305+P351+P338
Source
GHS Signal Word
Warning
Source
Safety Statements
26
-
36
Source
German water hazard class
3
Source
Product Information
Certificate of Analysis
Download link
Source
Download link
Source
Linear Formula
O2NC6H3(SCN)CO2H
Source
Purity
98%
Source
≥97.0% (T)
Source
Physical Property
Apperance
yellow powder
Source
Melting Point
156-157 °C(lit.)
Source
159-163 °C
Source
Molecule Details
MP Biomedicals
02155929
Yellow powder.
Sigma Aldrich
N7009
包装
1 g in glass bottle
250 mg in glass bottle
Biochem/physiol Actions
2-nitro-5-thiocyanatobenzoic acid (NTCB) is commonly used to cyanylate and cleave proteins at cysteine residues.
74040
Other Notes
Reagent for the selective cyanylation of sulfhydryl groups 1; Modifies and cleaves peptides at cysteine residues 2
TRC
N565300
Nitro-thiocyanobenzoic acid (NTCB) reactivity of cysteines β100 and β110 in porcine luteinizing hormone.
References
PubChem Literature
From Data Sources
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Fan, Q., et al.: Nature, 433, 269 (2004)
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Xing, Y., et al.: J. Biol. Chem., 279, 35437 (2004)
Bioactivity
PubChem BioAssay
Registration numbers
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PubChem SID
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MDL Number
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CAS Number
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Beilstein Number
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EC Number
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PubChem CID