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Cas Database |
| Name |
2-Pentyl-9,10-anthracenedione |
EINECS | 237-711-2 |
| CAS No. | 13936-21-5 | Density | 1.153 g/cm3 |
| PSA | 34.14000 | LogP | 4.19470 |
| Solubility | N/A | Melting Point |
85 °C |
| Formula | C19H18O2 | Boiling Point | 446.956 °C at 760 mmHg |
| Molecular Weight | 278.351 | Flash Point | 166.614 °C |
| Transport Information | N/A | Appearance | light yellow crystal or powder |
| Safety | Risk Codes | N/A | |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Anthraquinone,2-pentyl- (7CI,8CI);2-Amylanthraquinone;2-Pentylanthraquinone;b-Pentylanthraquinone; |
Article Data | 9 |
2-Pentyl-9,10-anthracenedione Synthetic route
- 13936-26-0
2-(4-pentylbenzoyl)benzene carboxylic acid
- 13936-21-5
2-amyl-anthraquinone
| Conditions | Yield |
|---|---|
| Stage #1: 2-(4-pentylbenzoyl)benzene carboxylic acid With oxalyl bromide at 90℃; for 0.5h; Stage #2: With zinc(II) chloride at 80℃; for 0.5h; | 90% |
| With oleum at 80℃; for 4.5h; | |
| Multi-step reaction with 2 steps 1: thionyl chloride / 2 h / 50 °C 2: trifluorormethanesulfonic acid; aluminum (III) chloride / 1,2-dichloro-ethane / 2.5 h / 55 °C View Scheme | |
| With ammonium molybdate at 140℃; for 3h; Friedel-Crafts Acylation; |
| Conditions | Yield |
|---|---|
| With bifunctional sulfonic acid-based HZSM-5 molecular sieve solid acid catalyst In tetrahydrofuran at 30℃; for 8h; | 72% |
- 13936-21-5
2-amyl-anthraquinone
| Conditions | Yield |
|---|---|
| With aluminum (III) chloride; trifluorormethanesulfonic acid In 1,2-dichloro-ethane at 55℃; for 2.5h; |
- 13936-21-5
2-amyl-anthraquinone
| Conditions | Yield |
|---|---|
| With hydrogenchloride; dihydrogen peroxide In methanol; water at 65℃; for 2h; Flow reactor; | |
| With hydrogenchloride; dihydrogen peroxide In methanol; water at 65℃; for 2h; Flow reactor; |
| Conditions | Yield |
|---|---|
| With magnesium In tetrahydrofuran for 7h; Reflux; |
| Conditions | Yield |
|---|---|
| With magnesium In tetrahydrofuran for 7h; Reflux; |
| Conditions | Yield |
|---|---|
| With magnesium In tetrahydrofuran for 7h; Reflux; |
- 13936-21-5
2-amyl-anthraquinone
- 1589553-85-4
2-pentyl-9,10-bis(4-methylphenyl)anthracene
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: magnesium / tetrahydrofuran / 7 h / Reflux 2: potassium iodide; sodium dihydrogen phosphate; acetic acid / 3 h / Reflux View Scheme |
- 13936-21-5
2-amyl-anthraquinone
| Conditions | Yield |
|---|---|
| With hydrogen; dihydrogen peroxide at 44.84℃; under 3000.3 Torr; Catalytic behavior; Autoclave; |
- 13936-21-5
2-amyl-anthraquinone
| Conditions | Yield |
|---|---|
| With hydrogen In 1,3,5-trimethyl-benzene at 60℃; under 2250.23 Torr; |
2-Pentyl-9,10-anthracenedione Chemical Properties
Molecular structure of 9,10-Anthracenedione,2-pentyl- (CAS NO.13936-21-5) is:
Product Name: 9,10-Anthracenedione,2-pentyl-
CAS Registry Number: 13936-21-5
IUPAC Name: 2-pentylanthracene-9,10-dione
Molecular Weight: 278.34502 [g/mol]
Molecular Formula: C19H18O2
XLogP3: 6
H-Bond Donor: 0
H-Bond Acceptor: 2
Index of Refraction: 1.595
Molar Refractivity: 82.11 cm3
Molar Volume: 241.4 cm3
Surface Tension: 47.3 dyne/cm
Density: 1.153 g/cm3
Flash Point: 166.6 °C
Enthalpy of Vaporization: 70.52 kJ/mol
Boiling Point: 447 °C at 760 mmHg
Vapour Pressure: 3.5E-08 mmHg at 25°C
Product Categories: Intermediates of Dyes and Pigments
2-Pentyl-9,10-anthracenedione Specification
9,10-Anthracenedione,2-pentyl- , its cas register number is 13936-21-5. It also can be called 2-Amylanthraquinone ; EINECS 237-711-2 ; 2-Pentylanthraquinone .
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