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Molecule
ID:8384
Structure
Similarity
Functional Group
Text
General Information
Structure
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Molecular Formula
C₅H₇BO₂S
Molecular Mass
141.98388
Exact Mass
142.02598086
Charge
0
InChI
InChI=1S/C5H7BO2S/c1-4-2-3-5(9-4)6(7)8/h2-3,7-8H,1H3
InChIKey
NRIYPIBRPGAWDD-UHFFFAOYSA-N
Canonic Smiles
OB(c1ccc(s1)C)O
Isomeric Smiles
c1(ccc(s1)C)B(O)O
Calculated Properties
JChem
Acid pKa
8.117793
H Acceptors
2
H Donor
2
LogD (pH = 5.5)
1.8530599
LogD (pH = 7.4)
1.7783521
Log P
1.8541
Molar Refractivity
31.9255
Polarizability
13.985137
Polar Surface Area
40.46
Rotatable Bonds
1
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
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IUPAC name
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IUPAC Traditional name
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From Data Sources
Bioactivity
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PubChem BioAssay
Data Source
Commercial Catalog
ChemBridge
3200980
Matrix Scientific
003968
Apollo Scientific
OR5665
Sigma Aldrich
512192
Alfa Aesar
B23138
A&J Pharmtech
AJA-O40530
Academic Data
PubChem
2734374
Names and Identifiers
IUPAC name
(5-methylthiophen-2-yl)boronic acid
IUPAC Traditional name
5-methylthiophen-2-ylboronic acid
Synonyms
5-Methylthiophene-2-boronic acid
(5-methyl-2-thienyl)boronic acid
(5-Methylthiophen-2-yl)dihydroxyborane
(5-Methylthien-2-yl)boronic acid
5-Methyl-2-thienylboronic acid
5-Methyl-2-thiopheneboronic acid
2-Methylthiophene-5-boronic acid
2-Methylthienyl-5-boronic acid
5-甲基-2-噻吩硼酸
5-甲基-2-噻吩基硼酸
5-Methylthiophene-2-boronic acid
5-甲基噻酚-2-硼酸
Registration numbers
CAS Number
162607-20-7
MDL Number
MFCD01318166
PubChem SID
160971691
24873614
PubChem CID
2734374
EC Number
000-000-0
Beilstein Number
7019569
Properties
Safety Information
MSDS Link
Download link
Source
Download link
Source
Storage Warning
IRRITANT, KEEP COLD
Source
Irritant
Source
TSCA Listed
false
Source
否
Source
Storage Temperature
2-8°C
Source
Personal Protective Equipment
Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Source
German water hazard class
3
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
-
37
Source
GHS Hazard statements
H315
-
H319
-
H335
Source
European Hazard Symbols
Irritant (Xi)
Source
GHS Precautionary statements
P261
-
P305+P351+P338
-
P302+P352
-
P321
-
P405
-P501A
Source
Risk Statements
36/37/38
Source
Product Information
Purity
97%
Source
98%
Source
Empirical Formula (Hill Notation)
C5H7BO2S
Source
Physical Property
Melting Point
161.5-166.5 °C(lit.)
Source
ca 160°C dec.
Source
Molecule Details
Sigma Aldrich
512192
Other Notes
Contains varying amounts of anhydride
Packaging
1, 5 g in glass bottle
Application
Reactant for:
• Suzuki-Miyaura cross-coupling reactions1,2
References
PubChem Literature
No Data Available
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Bioactivity
PubChem BioAssay
Registration numbers
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CAS Number
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MDL Number
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PubChem SID
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PubChem CID
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EC Number
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Beilstein Number