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| CAS No.: | 593-61-3 |
|---|---|
| Name: | bromoethyne |
| Molecular Structure: | |
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| Formula: | C2H Br |
| Molecular Weight: | 104.934 |
| Synonyms: | Acetylene,bromo- (6CI,7CI,8CI); 1-Bromoethyne; Bromoacetylene; Bromoethyne; Ethinylbromide; Ethynyl bromide |
| Density: | 1.793g/cm3 |
| Boiling Point: | 40.4°Cat760mmHg |
| Flash Point: | °C |
| PSA: | 0.00000 |
| LogP: | 0.97200 |

2,3-Dimethyl-2-butene


cis+trans-dibromoethylene

A

acetylene dibromide

B

2,3-dimethylbut-3-en-2-ylhydroperoxide

C

bromoethyne

D

2,3-dimethyl-1-buten-3-ol

| Conditions | Yield |
|---|---|
| Stage #1: 2,3-Dimethyl-2-butene; cis+trans-dibromoethylene With potassium tert-butylate In pentane at -60 - 0℃; Inert atmosphere; Stage #2: With ammonium chloride In pentane for 0.25h; Stage #3: With water | A 20% B n/a C n/a D n/a |


mucobromic acid


bromoethyne

| Conditions | Yield |
|---|---|
| With barium dihydroxide |

| Conditions | Yield |
|---|---|
| With potassium carbonate | |
| With potassium carbonate |

| Conditions | Yield |
|---|---|
| With sodium hydroxide; water und Erwaermen nach Zugabe von absol. Alkohol unter Stickstoff; | |
| With alkaline mercury cyanide Erwaermen des entstehenden Mercuri-bromacetylenids mit alkalischer Cyankalium-loesung; | |
| With sodium hydroxide |

1,1,2-tribromoethane


sodium ethanolate

A

vinylidene dibromide

B

bromoethyne


| Conditions | Yield |
|---|---|
| With potassium carbonate |

| Conditions | Yield |
|---|---|
| With potassium carbonate |

| Conditions | Yield |
|---|---|
| With potassium carbonate |

| Conditions | Yield |
|---|---|
| With barium dihydroxide beim Kochen; Nebenprod.2:CO2; |