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Molecule
ID:104398
Structure
Similarity
Functional Group
Text
General Information
Structure
Molecular Formula
C₂₈H₁₈O₄
Molecular Mass
418.44012
Exact Mass
418.12050906
Charge
0
InChI
InChI=1S/C28H18O4/c29-25-15-13-23(17-7-1-3-9-19(17)25)28(22-12-6-5-11-21(22)27(31)32-28)24-14-16-26(30)20-10-4-2-8-18(20)24/h1-16,29-30H
InChIKey
HQHBAGKIEAOSNM-UHFFFAOYSA-N
Canonic Smiles
O=C1OC(c2c1cccc2)(c1ccc(c2c1cccc2)O)c1ccc(c2c1cccc2)O
Isomeric Smiles
Oc1c2ccccc2c(cc1)C1(OC(=O)c2c1cccc2)c1c2ccccc2c(O)cc1
Calculated Properties
JChem
Acid pKa
8.74691
H Acceptors
3
H Donor
2
LogD (pH = 5.5)
6.3320107
LogD (pH = 7.4)
6.3130555
Log P
6.332255
Molar Refractivity
123.9377
Polarizability
49.502872
Polar Surface Area
66.76
Rotatable Bonds
2
Lipinski's Rule of Five
false
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
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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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JChem
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Academic Data
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Synonyms
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IUPAC Traditional name
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IUPAC name
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Related Proteins
Molecular Spectra
Molecule Details
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MP Biomedicals
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Wikipedia
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Sigma Aldrich
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
02155787
05216259
Sigma Aldrich
N8257
33424
Alfa Aesar
41221
Academic Data
Wikipedia
Naphtholphthalein
PubChem
68993
Names and Identifiers
Synonyms
α-NAPHTHOLPHTHALEIN
naphtholphthalein blue
1-Naphtholphthalein
alpha-naphtholphthalein
Naphtholphthalein
α-萘酚酞
α-Naphtholphthalein
alpha-Naphtholphthalein
IUPAC Traditional name
naphtholphthalein
IUPAC name
3,3-bis(4-hydroxynaphthalen-1-yl)-1,3-dihydro-2-benzofuran-1-one
Registration numbers
CAS Number
596-01-0
EC Number
209-875-5
Wikipedia Title
Naphtholphthalein
PubChem CID
68993
Beilstein Number
97816
PubChem SID
24897859
162091625
24860070
MDL Number
MFCD00036202
Merck Index
146389
Molecule Details
MP Biomedicals
02155787
Indicator: pH 7.3 (colorless-reddish)-pH 8.7 (blue-green).
05216259
MP Biomedicals Rare Chemical collection
Wikipedia
Naphtholphthalein
Sigma Aldrich
N8257
包装
1, 5, 10 g in poly bottle
33424
General description
Visit our Titration Center to learn more.
References
PubChem Literature
No Data Available
Click here to submit data
Bioactivity
PubChem BioAssay
Registration numbers
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CAS Number
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EC Number
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Wikipedia Title
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PubChem CID
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Beilstein Number
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PubChem SID
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MDL Number
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Merck Index
Properties
•
Product Information
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Safety Information
•
Physical Property
Properties
Product Information
Certificate of Analysis
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来源
Download link
Source
pH Range
7.3 - 8.7, colorless-reddish to blue-green
Source
Grade
practical grade
Source
indicator
Source
complies for sensitivity
Source
7.1 - 8.3 (corresponds)
Source
C28H18O4
Source
Safety Information
Download link
Source
Download link
Source
Download link
Source
Room Temperature (15-30°C)
Source
Irritant (
Xi
)
Physical Property
254°C
Source
238-240 °C(lit.)
Source
238-240°C
Source
Colorless-redish to blue-green solid
Source
Powder
Source
Insoluble in water
Source
来源
European Hazard Symbols
Irritant (Xi)
Source
GHS Precautionary statements
P261
-
P305+P351+P338
Source
P261
-
P305+P351+P338
-
P302+P352
-
P321
-
P405
-P501A
Source
German water hazard class
3
Source
GHS Hazard statements
H315
-
H319
-
H335
Source
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Source
GHS Signal Word
Warning
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
Risk Statements
36/37/38
Source
Safety Statements
26
-
36
Source
26
-
37
-
60
Source
TSCA Listed
否
Source
Suitability
Visual Transition Interval
Empirical Formula (Hill Notation)
MSDS Link
Storage Condition
Main Hazard
Melting Point
Apperance
Solubility