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Molecule
ID:104992
Structure
Similarity
Functional Group
Text
General Information
Structure
Molecular Formula
C₁₆H₁₈N₃NaO₃S
Molecular Mass
355.38719
Exact Mass
355.09665673
Charge
0
InChI
InChI=1S/C16H19N3O3S.Na/c1-3-19(4-2)15-9-5-13(6-10-15)17-18-14-7-11-16(12-8-14)23(20,21)22;/h5-12H,3-4H2,1-2H3,(H,20,21,22);/q;+1/p-1
InChIKey
YZORUOZKRBVLEG-UHFFFAOYSA-M
Canonic Smiles
CCN(c1ccc(cc1)/N=N/c1ccc(cc1)S(=O)(=O)[O-])CC.[Na+]
Isomeric Smiles
[Na+].CCN(CC)c1ccc(cc1)/N=N/c1ccc(cc1)S(=O)(=O)[O-]
Calculated Properties
JChem
Acid pKa
-2.8674273
H Acceptors
6
H Donor
0
LogD (pH = 5.5)
2.4240274
LogD (pH = 7.4)
2.0148263
Log P
3.334122
Molar Refractivity
93.8036
Polarizability
34.56291
Polar Surface Area
85.16
Rotatable Bonds
6
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
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Academic Data
Names and Identifiers
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IUPAC Traditional name
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Synonyms
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IUPAC name
Registration numbers
Properties
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Product Information
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Safety Information
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Physical Property
Related Proteins
Molecular Spectra
Molecule Details
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MP Biomedicals
•
Sigma Aldrich
References
•
PubChem Literature
•
From Data Sources
Bioactivity
•
PubChem BioAssay
Data Source
Commercial Catalog
MP Biomedicals
02158006
02158005
Sigma Aldrich
199567
Academic Data
PubChem
23676309
Names and Identifiers
IUPAC Traditional name
potassium 4-{2-[4-(diethylamino)phenyl]diazen-1-yl}benzenesulfonate
sodium 4-{2-[4-(diethylamino)phenyl]diazen-1-yl}benzenesulfonate
Synonyms
ETHYL ORANGE
Ethyl Orange sodium salt
4-(4-Diethylaminophenylazo)benzenesulfonic acid sodium salt
IUPAC name
sodium 4-{2-[4-(diethylamino)phenyl]diazen-1-yl}benzene-1-sulfonate
Registration numbers
CAS Number
62758-12-7
EC Number
263-716-4
Beilstein Number
3821641
PubChem SID
24851926
162092309
MDL Number
MFCD00007503
PubChem CID
23676309
Molecule Details
MP Biomedicals
02158006
Indicator:
pH 3.0 (red) - pH 4.5 (yellow)
Sodium Salt
Dye content: ~ 85%
02158005
Indicator:
pH 3.0 (red) - pH 4.5 (yellow)
Free Acid
Dye content: ~ 75%
Sigma Aldrich
199567
Packaging
10, 100 g in glass bottle
References
PubChem Literature
No Data Available
Click here to submit data
Bioactivity
PubChem BioAssay
Registration numbers
•
CAS Number
•
EC Number
•
Beilstein Number
•
PubChem SID
•
MDL Number
•
PubChem CID
Properties
Product Information
Purity
Dye Content ~75%
Source
Dye Content ~85%
Source
Certificate of Analysis
Download link
Source
Download link
Source
Compostion
Dye content, 90%
Source
Visual Transition Interval
3.0 - 4.8, red to orange
Source
Grade
indicator grade
Source
Linear Formula
(C2H5)2NC6H4N=NC6H4SO3Na
Source
Safety Information
Storage Condition
Room Temperature (15-30°C)
Source
MSDS Link
Download link
Source
Download link
Source
Download link
Source
GHS Precautionary statements
P261
-
P305+P351+P338
Source
dust mask type N95 (US), Eyeshields, Gloves
Source
26
Source
36/37/38
Source
Warning
Source
H315
-
H319
-
H335
Source
3
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
Irritant (Xi)
Physical Property
Absorption Wavelength
λmax 474 nm
Source
Source
Source
Personal Protective Equipment
Safety Statements
Risk Statements
GHS Signal Word
GHS Hazard statements
German water hazard class
GHS Pictograms
European Hazard Symbols