2-bromo-3-methylbut-2-ene

Names

[ Name ]:
2-bromo-3-methylbut-2-ene

[Synonym ]:
bromotrimethylethylene
2-(bromomethyl)-2-butene
2-Bromo-3-methyl-2-butene
2-Butene,2-bromo-3-methyl
2-bromo-3-methylbutene
2-bromo-3-methyl-but-2-ene
MFCD00191852

Chemical & Physical Properties

[ Density]:
1.284 g/mL at 25ºC(lit.)

[ Boiling Point ]:
40ºC75 mm Hg(lit.)

[ Melting Point ]:
-106.7°C (estimate)

[ Molecular Formula ]:
C₅H₉Br

[ Molecular Weight ]:
149.02900

[ Flash Point ]:
77 °F

[ Exact Mass ]:
147.98900

[ LogP ]:
2.69510

[ Index of Refraction ]:
n20/D 1.474(lit.)

MSDS

Safety Information

[ Symbol ]:

GHS02, GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H226-H301

[ Precautionary Statements ]:
P301 + P310

[ Hazard Codes ]:
Xn: Harmful;

[ Risk Phrases ]:
10-22

[ Safety Phrases ]:
36/37

[ RIDADR ]:
UN 1992 3/PG 3

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
3.2

[ HS Code ]:
2903399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

2,3-Dibromo-2-methylbutane
2,3-dimethylbut-2-enoic acid
ethyl α,β-dimethyl-β-hydroxybutyrate
2-Methylbut-2-ene
Methanol
Sodium ethoxide
sodium acetyl acetic acid ethyl ester
N,N-Dimethylaniline
Pyridine

DownStream

2,3,4-Trimethyl-2-pentene
2-Methylbut-2-ene
isoprene
1,2-Butadiene,3-methyl- (6CI,7CI,8CI,9CI)
Hydrogen bromide
1-methoxy-4-(3-methylbut-2-en-2-yl)benzene
2,3-dimethylbut-2-enal
1,2,3,3-tetramethylcyclopropene
2,7-Dimethyl-2,6-octadiene
Trimethylstyrene

Customs

[ HS Code ]: 2903399090

[ Summary ]:
2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Articles

The first total synthesis of the cyclodepsipeptide pipecolidepsin A.

Nat. Commun. 4 , 2352, (2013)

Pipecolidepsin A is a head-to-side-chain cyclodepsipeptide isolated from the marine sponge Homophymia lamellosa. This compound shows relevant cytotoxic activity in three human tumour cell lines and ha...

Copper-catalyzed halogen exchange in aryl halides: an aromatic Finkelstein reaction.

J. Am. Chem. Soc. 124(50) , 14844-5, (2002)

A mild and general method for the conversion of aryl, heteroaryl, and vinyl bromides into the corresponding iodides was developed utilizing a catalyst system comprising 5 mol % of CuI and 10 mol % of ...

Palladium/di-1-adamantyl-n-butylphosphine-catalyzed reductive carbonylation of aryl and vinyl halides. Brennführer A, et al.

Tetrahedron 63(27) , 6252-58, (2007)

2-bromo-3-methylbut-2-enal
2-bromo-3-methylbut-2-enoyl chloride
2-bromo-1,1-dimethoxy-3-methylbut-2-ene
methyl 2-bromo-3-methylbut-2-enoate
ethyl 2-bromo-3-methylbut-2-enoate
2-bromo-3-methylbut-1-ene
N-(butan-2-yl)-2-[(3-methyl-1,2,4-thiadiazol-5-yl)oxy]acetamide
4-(2-Bromoethyl)-2-(methoxymethyl)-1,3-thiazole
4-(1-Bromo-2-methylpropan-2-yl)cyclohex-1-ene
4-[2-Bromo-5-(trifluoromethyl)phenyl]pyrrolidin-2-one
(2R,3S)-2-(ethylamino)-3-methylpentanoic acid
(2R)-3-(naphthalen-2-yl)-2-(phenylamino)propanoic acid
1-(2-Bromopropyl)-4-(difluoromethoxy)benzene
4-(1-Bromo-2-methylpropan-2-yl)-1-chloro-2-fluorobenzene
tert-butyl N-[4-chloro-2-(3-chloroprop-1-en-2-yl)phenyl]carbamate
1-Bromo-3-[3-(chloromethyl)but-3-en-1-yl]benzene

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