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| CAS No.: | 117-84-0 |
|---|---|
| Name: | DI-N-OCTYL PHTHALATE |
| Molecular Structure: | |
|
|
|
| Formula: | C24H38O4 |
| Molecular Weight: | 390.563 |
| Synonyms: | 1,2-Benzenedicarboxylicacid, dioctyl ester (9CI);Phthalic acid, dioctyl ester (6CI,8CI);Bis(n-octyl)phthalate;DNOP;Di-n-octyl phthalate;Dicapryl phthalate;Dinopol NOP;Dioctylo-phthalate;Monocizer W 555;NSC 15318;Octyl phthalate;Phthalic acid dioctylester;Vinycizer 85;n-Octyl phthalate;Di-n-octyl o-phthalate;1,2-Benzenedicarboxylicacid, 1,2-dioctyl ester;n-Dioctyl phthalate; |
| EINECS: | 204-214-7 |
| Density: | 0.985 g/cm3 |
| Melting Point: | -25 °C |
| Boiling Point: | 416.4 °C at 760 mmHg |
| Flash Point: | 222.3 °C |
| Solubility: | 0.02 mg/L at 25 ℃ |
| Appearance: | clear liquid with a mild odor |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 60-61 |
| Safety: | 23-24/25 |
| Transport Information: | UN 3082 |
| PSA: | 52.60000 |
| LogP: | 6.72120 |
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| Conditions | Yield |
|---|---|
| zirconium(IV) oxide at 200℃; for 2h; in autoclave; | 99% |
| With Solid superacid catalyst at 200℃; under 375.038 - 4500.45 Torr; Temperature; Reagent/catalyst; Concentration; | 98% |
| With sulfonated graphene In toluene at 112℃; for 6h; | 95% |
| Conditions | Yield |
|---|---|
| With tert.-butylhydroperoxide In decane at 25℃; for 6h; Inert atmosphere; | 96% |
| With tert.-butylhydroperoxide In decane; acetonitrile at 25℃; for 6h; | 96% |
- 85-44-9
phthalic anhydride
- 111-87-5
octanol
A
- 117-84-0
Di-n-octyl phthalate
B
- 5393-19-1
Mono-n-octyl phthalate
| Conditions | Yield |
|---|---|
| With montmorillonite K-10 In tetrachloromethane at 76℃; for 12h; | A 21% B 54% |
| Conditions | Yield |
|---|---|
| With sodium |
| Conditions | Yield |
|---|---|
| With toluene-4-sulfonic acid; xylene | |
| With sulfated zirconia In neat (no solvent) at 160℃; for 6h; Kinetics; Reagent/catalyst; Temperature; Dean-Stark; |
| Conditions | Yield |
|---|---|
| With potassium hydroxide; tetrabutylammomium bromide 1.) 60 deg C, 0.1 Torr, 6 h, 2.) 85 deg C, 16 h; Yield given. Multistep reaction; |
| Conditions | Yield |
|---|---|
| With toluene-4-sulfonic acid; xylene |
| Conditions | Yield |
|---|---|
| With sodium hydroxide |
- 142-82-5
n-heptane
A
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pyrene
B
- 91-20-3
naphthalene
C
- 92-52-4
biphenyl
D
- 612-94-2
2-phenylnaphthalene
E
- 85-01-8
phenanthrene
F
- 120-12-7
anthracene
G
- 206-44-0
fluoranthene
H
- 117-84-0
Di-n-octyl phthalate
I
- 83-32-9
acenaphthene
J
- 208-96-8
acenaphthylene
| Conditions | Yield |
|---|---|
| Mechanism; Microwave irradiation; |
| Conditions | Yield |
|---|---|
| With hydrogen In hexane at 150℃; under 37503.8 Torr; for 1h; Reagent/catalyst; Autoclave; | 98% |
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Chemistry
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IUPAC Name: Dioctyl benzene-1,2-dicarboxylate
Molecular Formula: C24H38O4
Molecular Weight: 390.56 g/mol
EINECS: 204-214-7
Classification Code: Reproductive Effect; Skin / Eye Irritant
Index of Refraction: 1.49
Molar Refractivity: 114.65 cm3
Molar Volume: 396.3 cm3
Surface Tension: 36.4 dyne/cm
Density: 0.985 g/cm3
Flash Point: 222.3 °C
Enthalpy of Vaporization: 66.96 kJ/mol
Boiling Point: 416.4 °C at 760 mmHg
Vapour Pressure of n-Dioctyl phthalate (CAS NO.117-84-0): 3.84E-07 mmHg at 25 °C
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LD50 | skin | > 5gm/kg (5000mg/kg) | "Industrial Hygiene and Toxicology," 2nd ed., Patty, F.A., ed., New York, John Wiley & Sons, Inc., 1958-63Vol. 2, Pg. 1906, 1963. | |
| mouse | LD50 | intraperitoneal | 65gm/kg (65000mg/kg) | Journal of the Society of Cosmetic Chemists. Vol. 28, Pg. 667, 1977. | |
| mouse | LD50 | oral | 6513mg/kg (6513mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 17(11), Pg. 51, 1973. | |
| rat | LD50 | intraperitoneal | > 50mL/kg (50mL/kg) | Journal of Pharmaceutical Sciences. Vol. 61, Pg. 51, 1972. | |
| rat | LD50 | oral | 47gm/kg (47000mg/kg) | Farmakologiya i Toksikologiya Vol. 39, Pg. 635, 1976. |
Consensus Reports
n-Dioctyl phthalate's reported in EPA TSCA Inventory.
Safety Profile
Mildly toxic by ingestion. Experimental teratogenic and reproductive effects. A skin and severe eye irritant. Used as a plasticizer. When heated to decomposition it emits acrid smoke and irritating fumes.
Risk Statements: 60-61
R60:May impair fertility.
R61:May cause harm to the unborn child.
Safety Statements: 23-24/25
S23:Do not breathe vapour.
S24/25:Avoid contact with skin and eyes.
RIDADR: 2810
WGK Germany: 2
RTECS: TI1925000
Specification
n-Dioctyl phthalate (CAS NO.117-84-0), its Synonyms are 1,2-Benzenedicarbonic acid, dioctyl ester ; 1,2-Benzenedicarboxylic acid, dioctyl ester ; Benzenedicarboxylic acid di-n-octyl ester ; Di-n-octyl phthalate ; Dicapryl phthalate ; Dinopol NOP ; Dioctyl 1,2-benzenedicarboxylate ; Dioctyl o-benzenedicarboxylate ; Dioctyl phthalate ; Dioktylester kyseliny ftalove ; n-Octyl phthalate ; o-Benzenedicarboxylic acid, dioctyl ester . It is clear liquid with a mild odor.