3-Bromo-2-methylpropene

ALDRICH/345830 - 97%

Synonym: Methallyl bromide; Methylallyl bromide

CAS Number: 1458-98-6
Empirical Formula (Hill Notation): C₄H₇Br
Molecular Weight: 135.00
MDL Number: MFCD00134155
Linear Formula: H₂C=C(CH₃)CH₂Br
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-345830-5ML	5 mL	$104.00 1/EA	Add To Favorites
45-345830-25ML	25 mL	$294.00 1/EA	Add To Favorites

This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 345830-25ML

Properties
Descriptions
Safety Info.
Basic Data

assay	97%
bp	94-95 °C (lit.)
density	1.339 g/mL at 25 °C (lit.)
form	liquid
impurities	0.1% hydroquinone
InChI	1S/C4H7Br/c1-4(2)3-5/h1,3H2,2H3
InChI key	USEGQJLHQSTGHW-UHFFFAOYSA-N
refractive index	n20/D 1.472 (lit.)
SMILES string	CC(=C)CBr
storage temp.	2-8°C

Application:	3-Bromo-2-methylpropene may be used: • in the synthesis of alkenyl imines • in the synthesis of 2-methylpropenyl (“methallyl”) complex, Cp*Os(η³-allyl)Br₂ • in a study of chiral phase transfer alkylation leading to (S)-α-alkylcysteines
General description:	Rotational isomerism in 3-bromo-2-methylpropene has been studied by IR spectroscopy.
Packaging:	5, 25 mL in glass bottle

Symbol	GHS02,GHS05,GHS07,GHS09
Signal word	Danger
Hazard statements	H225 - H302 + H332 - H314 - H411
Precautionary statements	P210 - P273 - P280 - P305 + P351 + P338 - P310
Hazard Codes	F,C,N
Risk Statements	11-20/22-34-51/53
Safety Statements	9-16-26-29-36/37/39-45-61
RIDADR	UN 2924 8(3) / PGII
WGK Germany	WGK 3
Flash Point(F)	44.6 °F - closed cup
Flash Point(C)	7 °C - closed cup

Purity	97%
bp	94-95 °C (lit.)
Density	1.339 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.472 (lit.)
Storage Temp.	2-8°C
UNSPSC	12352100

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