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| CAS No.: | 90-11-9 |
|---|---|
| Name: | 11 -Bromonaphthalene |
| Molecular Structure: | |
|
|
|
| Formula: | C10H7Br |
| Molecular Weight: | 207.07 |
| Synonyms: | 1-Naphthyl bromide;NSC 6551;Naphthalen-1-yl bromide;a-Bromonaphthalene;a-Naphthyl bromide; |
| EINECS: | 201-965-2 |
| Density: | 1.482 g/cm3 |
| Melting Point: | -2 - -1 °C(lit.) |
| Boiling Point: | 282.677 °C at 760 mmHg |
| Flash Point: | 127.817 °C |
| Solubility: | slightly soluble in water |
| Appearance: | clear yellow to yellow-brown liquid |
| Hazard Symbols: |
 Xn, Xi
|
| Risk Codes: | 22-36-36/37/38-20/21/22 |
| Safety: | 26-36 |
| PSA: | 0.00000 |
| LogP: | 3.60230 |
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- 90-11-9
1-Bromonaphthalene
| Conditions | Yield |
|---|---|
| With N-Bromosuccinimide In N,N-dimethyl-formamide at 20℃; for 4h; | 99% |
| Conditions | Yield |
|---|---|
| With aluminum oxide; copper(ll) bromide In tetrachloromethane at 80℃; for 1h; | 98% |
| With ammonium cerium(IV) nitrate; lithium bromide In acetonitrile at 20℃; for 6h; | 98% |
| With 1-dodecyl-3-methylimidazol-1-ium bromide at 50℃; for 2h; | 98% |
- 13922-41-3
1-Naphthylboronic acid
- 90-11-9
1-Bromonaphthalene
| Conditions | Yield |
|---|---|
| With N-Bromosuccinimide In acetonitrile at 80℃; for 14h; | 98% |
| With tetrabutylammomium bromide; copper(ll) bromide In water at 100℃; Sealed tube; | 87% |
- 68716-52-9
1-naphthylboronic acid pinacol ester
- 90-11-9
1-Bromonaphthalene
| Conditions | Yield |
|---|---|
| With copper(ll) bromide In methanol Heating; | 95% |
| Conditions | Yield |
|---|---|
| With carbon tetrabromide; iron In ethanol at 20℃; for 2h; Solvent; Reagent/catalyst; Irradiation; | 94% |
- 18052-80-7
1-naphthyltrimethylsilane
- 90-11-9
1-Bromonaphthalene
| Conditions | Yield |
|---|---|
| With N-Bromosuccinimide In 1,2-dichloro-ethane; acetonitrile at 85℃; for 12h; | 92% |
- 135033-52-2
6-Bromo-2,3-dihydro-naphtho[1,2-b][1,4]dithiine
- 90-11-9
1-Bromonaphthalene
| Conditions | Yield |
|---|---|
| With Ni(Ra)-W2 In acetic acid at 40℃; for 0.833333h; | 90% |
- 166328-07-0
potassium trifluoro(naphth-1-yl)borate
- 90-11-9
1-Bromonaphthalene
| Conditions | Yield |
|---|---|
| With pyridinium hydrobromide perbromide In tetrahydrofuran; water at 20℃; for 0.333333h; chemoselective reaction; | 90% |
| With acetic acid; lithium bromide In dimethyl sulfoxide at 100℃; for 8h; Schlenk technique; | 42% |
- 90-11-9
1-Bromonaphthalene
| Conditions | Yield |
|---|---|
| With tetrabutylammomium bromide In acetonitrile at 60℃; for 0.75h; Substitution; | 87% |
| With tetrabutylammomium bromide; copper In acetonitrile at 20℃; for 0.75h; Substitution; | 81% |
| Conditions | Yield |
|---|---|
| With trimethylsilyl bromide; N-benzyl-N,N,N-triethylammonium chloride; sodium nitrite In tetrachloromethane 1.) 0 deg C, 1.5 h, 2.) r.t., 17 h; | 85% |
| With dinitrogen trioxide; hydrogen bromide; acetic acid at 5 - 10℃; anschliessendes Erhitzen bis auf Siedetemperatur; |
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Chemistry
IUPAC Name: 1-Bromonaphthalene
CAS: 90-11-9
Formula: C10H7Br
Molecular Weight: 207.07
Molecular Structure of 1-Bromonaphthalene (90-11-9):
Density: 1.481 g/cm3
Flash Point: 127.8 °C
Boiling Point: 282.7 °C at 760 mmHg
Appearance: clear yellow to yellow-brown liquid
Index of Refraction: 1.663
Molar Refractivity: 51.78 cm3
Molar Volume: 139.7 cm3
Polarizability: 20.52×10-24cm3
Surface Tension: 44.8 dyne/cm
Enthalpy of Vaporization: 50.06 kJ/mol
Vapour Pressure: 0.00565 mmHg at 25°C
Water Solubility: 13.75(mg/L) at 25 °C
Product Categories: aromatic compounds;naphthalene derivatives;aryl;C9 to C12;halogenated hydrocarbons.
Toxicity Data With Reference
| 1. | ipr-mus LD50:810 mg/kg | GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 20 (12)(1976),52. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic vapors of Br−.
Safety Information about 1-Bromonaphthalene (90-11-9):
Hazard Codes:
Xn:
Xi: 
Risk Statements about 1-Bromonaphthalene (90-11-9):
R22: Harmful if swallowed.
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
R36: Irritating to the eyes.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements about 1-Bromonaphthalene (90-11-9):
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
F8: Photosensitive.
RIDADR: 2810
WGK Germany: 3
HazardClass: 6.1(b)
PackingGroup: III
HS Code: 29036990
Specification
The chemical synonyms of 1-Bromonaphthalene (90-11-9) are 1-Bromo-naphthalen ; 1-Naphthyl bromide ; 1-Naphthylbromide ; I-Bromnaphthalin ; Naphthalene,1-Bromo- ; α-Bromonaphthalene ; A-bromonaphthalene .As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.Use water spray, dry chemical, carbon dioxide, or chemical foam. Wear chemical splash goggles to prevent eyes.Wear appropriate protective gloves to prevent skin exposure. Wear appropriate protective clothing to prevent skin exposure. It can be used as a raw material in organic synthesis, used as a refrigerant and solvent molecular weight substances, but also dry goods heat carrier.