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Naphthalene,1,4-dihydro-

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Name

Naphthalene,1,4-dihydro-

EINECS 210-297-0
CAS No. 612-17-9 Density 1.004 g/cm3
PSA 0.00000 LogP 2.34140
Solubility N/A Melting Point 25°C
Formula C10H10 Boiling Point 211.5 °C at 760 mmHg
Molecular Weight 130.189 Flash Point 70.7 °C
Transport Information N/A Appearance Colorless to light yellow liquid
Safety 7/9-16-36 Risk Codes 11
Molecular Structure Molecular Structure of 612-17-9 (1,4-DIHYDRONAPHTHALENE) Hazard Symbols N/A
Synonyms

1,4-Dihydronaphthalene;NSC 97894;D2-Dialin;

Article Data 114

Naphthalene,1,4-dihydro- Synthetic route

91-20-3

naphthalene

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
With sodium In diethyl ether; tert-butyl alcohol Inert atmosphere; Reflux;97%
With sodium; tert-butyl alcohol In tetrahydrofuran at 20℃;96.5%
With ethanol; sodium In benzene Inert atmosphere; Reflux;96%
27714-80-3

9,9-dichloro-1,4-dihydro-4a,8a-methanonaphthalene

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
In ethylene glycol at 120℃; for 0.0833333h;85%
2216-69-5

1-Methoxynaphthalene

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
With manganese(II) chloride dihydrate; lithium In tetrahydrofuran at 25℃; for 1h; Birch reaction; Inert atmosphere; regioselective reaction;83%
Multi-step reaction with 3 steps
1: NaBH4,m-dicyanobenzene / acetonitrile; H2O / 7 h / Irradiation
2: 100 percent / silica gel
3: 59 percent / NaBH4,m-dicyanobenzene / acetonitrile; H2O / 16 h / Irradiation
View Scheme
91-20-3

naphthalene

A

612-17-9

1,4-dihydronaphthalene

B

91-17-8

decalin

Conditions
ConditionsYield
With tert-Amyl alcohol; ethylenediamine In tetrahydrofuran at 0 - 5℃; for 1h; Birch reduction; Inert atmosphere;A 83%
B n/a
447-53-0

1,2-Dihydronaphthalene

A

91-20-3

naphthalene

B

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
With propylamine Irradiation;A 80%
B 20%
With potassium amide In tetrahydrofuran; ammonia at -78℃; for 0.5h; Product distribution; var. alkali amides;A 9 % Chromat.
B 80 % Chromat.
36284-00-1

1,4-Dihydroxy-Δ2,6-hexalin

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
With pyridine; trichlorophosphate for 72h; Ambient temperature;62%

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
With silver trifluoromethanesulfonate; N-ethyl-N,N-diisopropylamine In acetonitrile at 80℃; for 0.5h;60%
321-38-0

1-Fluoronaphthalene

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
With manganese(II) chloride dihydrate; lithium In tetrahydrofuran at 25℃; for 1h; Birch reaction; Inert atmosphere; regioselective reaction;50%
17333-73-2

phenylium

106-99-0

buta-1,3-diene

A

91-20-3

naphthalene

B

447-53-0

1,2-Dihydronaphthalene

C

16939-57-4

(E)-1-Phenyl-1,3-butadiene

D

612-17-9

1,4-dihydronaphthalene

E

767-60-2

3-Methylindene

Conditions
ConditionsYield
With oxygen; trimethylamine under 30 Torr; Mechanism; Product distribution; also with 3H-labelled compound, nuclear decay of a tritium atom, further pressures, additives;A 9%
B 3%
C 3%
D 4%
E 4%
613-46-7

2-naphthalenecarbonitrile

612-17-9

1,4-dihydronaphthalene

Conditions
ConditionsYield
With ethanol; sodium

Naphthalene,1,4-dihydro- Specification

The Naphthalene,1,4-dihydro-, with CAS registry number 612-17-9, has the systematic name of 1,4-dihydronaphthalene. And its IUPAC name is the same one. Besides this, it is also called Delta2-dialin. And the chemical formula of this chemical is C10H10. What's more, its EINECS is 210-297-0.

Physical properties of Naphthalene,1,4-dihydro-: (1)ACD/LogP: 3.53; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.53; (4)ACD/LogD (pH 7.4): 3.53; (5)ACD/BCF (pH 5.5): 283.34; (6)ACD/BCF (pH 7.4): 283.34; (7)ACD/KOC (pH 5.5): 1981.36; (8)ACD/KOC (pH 7.4): 1981.36; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.572; (14)Molar Refractivity: 42.64 cm3; (15)Molar Volume: 129.5 cm3; (16)Polarizability: 16.9×10-24cm3; (17)Surface Tension: 39.5 dyne/cm; (18)Density: 1.004 g/cm3; (19)Flash Point: 70.7 °C; (20)Enthalpy of Vaporization: 42.95 kJ/mol; (21)Boiling Point: 211.5 °C at 760 mmHg; (22)Vapour Pressure: 0.264 mmHg at 25°C.

Preparation: this chemical can be prepared by naphthalene. This reaction will need reagent sodium and solvent ethanol.

Uses of Naphthalene,1,4-dihydro-: it can be used to produce (+-)-trans-3-bromo-1,2,3,4-tetrahydro-[2]naphthol. This reaction will need reagents H2O, N-bromo-succinimide.

When you are using this chemical, please be cautious about it as the following:
The Naphthalene,1,4-dihydro- is highly flammable, so keep it away from sources of ignition. And you should keep its container tightly closed and in a well-ventilated place. When use this chemical, wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)SMILES: c1ccc2c(c1)C/C=C\C2
(2)InChI: InChI=1/C10H10/c1-2-6-10-8-4-3-7-9(10)5-1/h1-6H,7-8H2
(3)InChIKey: FUPIVZHYVSCYLX-UHFFFAOYAN
(4)Std. InChI: InChI=1S/C10H10/c1-2-6-10-8-4-3-7-9(10)5-1/h1-6H,7-8H2
(5)Std. InChIKey: FUPIVZHYVSCYLX-UHFFFAOYSA-N

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