- 10,10'-Bis([1,1'-biphenyl]-4-yl)-9,9'-bianthracene
- 10,10'-Dibromo-9,9'-bianthryl
- 10,10-Dimethylanthrone
- 10,10-Oxybisphenoxarsine
- 10-[1,1'-Biphenyl]-4-yl-2-(1-methylethyl)-9-oxo-9H-thioxanthenium hexafluorophosphate
- 10,11-Dehydroimipramine
- 10,11-Dihydro-11-oxodibenzo[b,f][1,4]thiazepine
- 10,11-Dihydro-2-(4-methyl-1-piperazinyl)-11-(2-athiazolyl)-pyridazino(3,4-b)(1,4)benzoxazepine
- 10,11-DIHYDRO-2-(4-METHYL-1-PIPERAZINYL)-11-(3,4-XYLYL)PYRIDAZINO(3,4b)(1,4)-BENZOXAZEPINE MALEATE
- 10,11-Dihydro-5-(3-dimethylamino-2-methylpropyl)-5h-dibenz (b,f)azepine
- 13209-38-6Benzenemethanol,2-amino-a-phenyl-
- 132095-53-52(1H)-Naphthalenone,5-bromo-3,4-dihydro-
- 132095-54-67-Bromo-2-tetralone
- 132097-09-7Pyridine,2,4-dichloro-3-methyl-
- 13210-29-2Ethanone,1-(3-hydroxy-2-pyridinyl)-
- 13210-52-1Ethanone,1-(3-amino-4-pyridinyl)-
- 13211-01-31-Butanone,1-[1,1'-biphenyl]-4-yl-
- 132112-35-7Ropivacaine hydrochloride
- 1321-12-6Benzene, methylnitro-
- 13211-31-9tert-Butyl L-valinate
Hot Products
- 104987-11-3Tacrolimus
- 141-53-7Sodium formate
- 8001-54-5Quaternary ammonium compounds, alkylbenzyldimethyl, chlorides
- 9003-39-8Povidone
- 10161-34-9Trenbolone acetate
- 402957-28-2Telaprevir
- 68-19-9Cyanocobalamin
- 7631-86-9Silicon dioxide
- 302-79-4Tretinoin
- 77-92-9Citric acid
|
Basic Information |
|
Post buying leads |
|
Suppliers |
|
Cas Database |
| Name |
1,2-Bis(dibromomethyl)benzene |
EINECS | 236-176-2 |
| CAS No. | 13209-15-9 | Density | 2.392 g/cm3 |
| PSA | 0.00000 | LogP | 5.26340 |
| Solubility | Insoluble in water | Melting Point |
114-116 ºC |
| Formula | C8H6Br4 | Boiling Point | 343.9 °C at 760 mmHg |
| Molecular Weight | 421.752 | Flash Point | 157.8 °C |
| Transport Information | UN 3261 | Appearance | off-white to grey crystalline powder |
| Safety | 26-36/37/39-45 | Risk Codes | 34-36/37-20/21/22 |
| Molecular Structure |
|
Hazard Symbols |
 C
|
| Synonyms |
o-Xylene, a,a,a',a'-tetrabromo- (6CI,8CI);1,2-Bis(dibromomethyl)benzene;NSC 38607;a,a,a',a'-Tetrabromo-o-xylene; |
Article Data | 13 |
1,2-Bis(dibromomethyl)benzene Synthetic route
- 95-47-6
o-xylene
A
- 13209-15-9
1,2-bis(dibromomethyl)benzene
B
- 95110-95-5
1-(dibromomethyl)-2-(tribromomethyl)benzene
| Conditions | Yield |
|---|---|
| With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) In dichloromethane for 19h; Irradiation; | A 72% B 6% |
| With N-Bromosuccinimide for 19h; | A 38% B 42% |
- 95110-95-5
1-(dibromomethyl)-2-(tribromomethyl)benzene
- 13209-15-9
1,2-bis(dibromomethyl)benzene
| Conditions | Yield |
|---|---|
| With palladium diacetate; triethylamine; triphenylphosphine In N,N-dimethyl-formamide at 100℃; | 40% |
- 95-47-6
o-xylene
- 13209-15-9
1,2-bis(dibromomethyl)benzene
| Conditions | Yield |
|---|---|
| With bromine at 120 - 170℃; Irradiation; | |
| With bromine at 140℃; | |
| With bromine im Sonnenlicht; |
- 552-45-4
1-chloromethyl-2-methylbenzene
- 13209-15-9
1,2-bis(dibromomethyl)benzene
| Conditions | Yield |
|---|---|
| With bromine at 140 - 160℃; Irradiation; |
| Conditions | Yield |
|---|---|
| at 140 - 160℃; Irradiation; |
| Conditions | Yield |
|---|---|
| With sodium iodide In N,N-dimethyl-formamide at 75 - 80℃; for 8h; | 97% |
| With sodium iodide In N,N-dimethyl-formamide at 75℃; for 7h; | 88% |
| With sodium iodide In N,N-dimethyl-formamide at 75℃; for 5.5h; | 78% |
| Conditions | Yield |
|---|---|
| Stage #1: phenylmagnesium bromide With manganese(ll) chloride In tetrahydrofuran Metallation; Stage #2: 1,2-bis(dibromomethyl)benzene In tetrahydrofuran at 0℃; for 2.5h; Substitution; Stage #3: With water Substitution; | 92% |
- 13209-15-9
1,2-bis(dibromomethyl)benzene
- 716-78-9
1-benzyl-2-(deuteriomethyl)benzene
| Conditions | Yield |
|---|---|
| Stage #1: phenylmagnesium bromide With manganese(ll) chloride In tetrahydrofuran Metallation; Stage #2: 1,2-bis(dibromomethyl)benzene In tetrahydrofuran at 0℃; for 2.5h; Substitution; Stage #3: With water-d2 Substitution; | 92% |
- 13209-15-9
1,2-bis(dibromomethyl)benzene
- 643-79-8
o-phthalic dicarboxaldehyde
| Conditions | Yield |
|---|---|
| Stage #1: 1,2-bis(dibromomethyl)benzene With sulfuric acid Stage #2: With water; sodium hydrogencarbonate Product distribution / selectivity; | 91% |
| With sulfuric acid Product distribution / selectivity; | 79% |
| With sulfuric acid |
| Conditions | Yield |
|---|---|
| With sodium iodide In N,N-dimethyl-formamide at 120℃; | 91% |
| With sodium iodide In N,N-dimethyl-formamide at 120℃; Inert atmosphere; | 91% |
| Stage #1: p-benzoquinone With sodium iodide In N,N-dimethyl-formamide at 70℃; Inert atmosphere; Stage #2: 1,2-bis(dibromomethyl)benzene In N,N-dimethyl-formamide at 70℃; for 18h; Diels-Alder Cycloaddition; Inert atmosphere; | 28% |
1,2-Bis(dibromomethyl)benzene Specification
The IUPAC name of this product is 1,2-bis(dibromomethyl)benzene . With the CAS registry number 13209-15-9, it is also named as NSC 38607 ; alpha,alpha,alpha',alpha'-Tetrabromo-o-xylene ; o-Xylene, alpha,alpha,alpha',alpha'-tetrabromo- ; Benzene, 1,2-bis(dibromomethyl)- ; alpha,alpha,alpha',alpha'-Tetrabromo-o-xylene .
The 1,2-Bis(dibromomethyl)benzene is off-white to grey crystalline powder. It is insoluble in water. It can cause burns. And it is irritating to eyes and respiratory system. Harmful by inhalation, in contact with skin and if swallowed. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
The 1,2-Bis(dibromomethyl)benzene can be obtained by 1-dibromomethyl-2-tribromomethyl-benzene with Pd(OAc)2 , PPh3 and Et3N in the solvent dimethylformamide . The recation temperature is 100 °C and the yield is 40%.
.gif)
The 1,2-Bis(dibromomethyl)benzene is used in the preparation of other chemicals. For example: 1. It can reacts with 5endo,6endo-Bis-chlormethyl-norborn-2-en to get trans/cis-2,3-bis(chloromethyl)-1,4-methano-1,2,3,4-tetrahydroanthracene ; 2. It also can reacts with allylmagnesium bromide to obtain 1-(3-butenyl)-2-(deuteriomethyl)benzene ; 3. It reacts with exo-1,4,4a,8b-tetrahydro-1,4-methanobiphenylene to obtain exo-benzocyclobuteno-1,2,3,4-tetrahydro-1,4-methanoanthracene .
The other characteristics of this product can be summarized as: (1)ACD/BCF (pH 5.5): 4628.7 ; (2)ACD/BCF (pH 7.4): 4628.7 ; (3)ACD/KOC (pH 5.5): 14632.84 ; (4)ACD/KOC (pH 7.4): 14632.84 ; (5)#Freely Rotating Bonds: 2 ; (6)Index of Refraction: 1.685 ; (7)Molar Refractivity: 67.01 cm3 ; (8)Molar Volume: 176.2 cm3 ; (9)Polarizability: 26.56×10-24 cm3 ; (10)Surface Tension: 58.1 dyne/cm ; (11)Enthalpy of Vaporization: 56.45 kJ/mol ; (12)Vapour Pressure: 0.000136 mmHg at 25°C. People can use the following data to convert to the molecule structure. SMILES: BrC(Br)c1ccccc1C(Br)Br; InChI: InChI=1/C8H6Br4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4,7-8H.
What can I do for you?
Get Best Price
