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Molecule
ID:18456
Structure
Similarity
Functional Group
Text
General Information
Structure
Molecular Formula
C₆H₄O₄S
Molecular Mass
172.15856
Exact Mass
171.98302961
Charge
0
InChI
InChI=1S/C6H4O4S/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2H,(H,7,8)(H,9,10)
InChIKey
YCGAZNXXGKTASZ-UHFFFAOYSA-N
Canonic Smiles
OC(=O)c1ccc(s1)C(=O)O
Isomeric Smiles
c1cc(sc1C(=O)O)C(=O)O
Calculated Properties
JChem
Acid pKa
2.9734416
H Acceptors
4
H Donor
2
LogD (pH = 5.5)
-2.9778435
LogD (pH = 7.4)
-5.488253
Log P
1.3337324
Molar Refractivity
37.2444
Polarizability
13.949252
Polar Surface Area
74.6
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
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Molecule Details
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References
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Bioactivity
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General Information
Calculated Properties
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RDKit
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Data Source
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IUPAC Traditional name
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Synonyms
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IUPAC name
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Safety Information
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Physical Property
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Product Information
Related Proteins
Molecular Spectra
Molecule Details
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Sigma Aldrich
References
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PubChem Literature
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From Data Sources
Bioactivity
•
PubChem BioAssay
Data Source
Commercial Catalog
Apollo Scientific
OR10148
Alfa Aesar
L10293
Matrix Scientific
020591
Sigma Aldrich
405191
Enamine
EN300-16996
Bide Pharmatech
BD9867
Academic Data
PubChem
20273
Names and Identifiers
IUPAC Traditional name
2,5-thiophenedicarboxylic acid
Synonyms
Thiophene-2,5-dicarboxylic acid
Thiophene-2,5-dicarboxylic acid
噻酚-2,5-二甲酸
2,5-Thiophenedicarboxylic acid
2,5-Dicarboxythiophene
2,5-Thiophenedicarboxylic acid
2,5-噻吩二羧酸
IUPAC name
thiophene-2,5-dicarboxylic acid
Registration numbers
CAS Number
4282-31-9
Beilstein Number
136781
EC Number
224-284-2
MDL Number
MFCD00016896
PubChem SID
24865298
160981763
PubChem CID
20273
Molecule Details
Sigma Aldrich
405191
Packaging
25 g in poly bottle
5 g in glass bottle
References
PubChem Literature
No Data Available
Click here to submit data
Bioactivity
PubChem BioAssay
Registration numbers
•
CAS Number
•
Beilstein Number
•
EC Number
•
MDL Number
•
PubChem SID
•
PubChem CID
Properties
Safety Information
TSCA Listed
false
Source
是
Source
Storage Warning
IRRITANT
Source
Irritant/Keep Cold
Source
MSDS Link
Download link
Source
Download link
Source
H315
-
H319
-
H335
Source
3
Source
P261
-
P305+P351+P338
Source
P261
-
P305+P351+P338
-
P302+P352
-
P321
-
P405
-P501A
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
Warning
Source
Irritant (Xi)
36/37/38
Source
dust mask type N95 (US), Eyeshields, Gloves
Source
26
-
36
Source
26
-
37
Source
Physical Property
355-360°C
Source
>300 °C(lit.)
Source
300 - 302°C
Source
355-360°C
Source
1.566
Source
Product Information
97%
Source
99%
Source
95%
Source
C6H4O4S
Source
Source
Source
GHS Hazard statements
German water hazard class
GHS Precautionary statements
GHS Pictograms
GHS Signal Word
European Hazard Symbols
Risk Statements
Personal Protective Equipment
Safety Statements
Melting Point
Hydrophobicity(logP)
Purity
Empirical Formula (Hill Notation)