4-Brombut-1-en

Modify Date: 2025-08-20 19:46:30

Name	4-Bromo-1-butene
Synonym	More Synonyms

Density	1.3±0.1 g/cm3
Boiling Point	99.3±9.0 °C at 760 mmHg
Molecular Formula	C₄H₇Br
Molecular Weight	135.002
Flash Point	9.4±0.0 °C
Exact Mass	133.973099
LogP	2.34
Vapour Pressure	44.3±0.2 mmHg at 25°C
Index of Refraction	1.458
InChIKey	DMAYBPBPEUFIHJ-UHFFFAOYSA-N
SMILES	C=CCCBr
Stability	Stable. Incompatible with strong bases, strong oxidizing agents. Highly flammable. Light sensitive.

4-Brombut-1-en MSDS(Chinese)

Symbol	GHS02, GHS07, GHS08
Signal Word	Danger
Hazard Statements	H225-H319-H334-H335
Precautionary Statements	P210-P261-P305 + P351 + P338-P342 + P311
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	F:Flammable
Risk Phrases	R11;R36/37;R42/43
Safety Phrases	S26-S36/37/39
RIDADR	UN 1993 3/PG 2
WGK Germany	3
Packaging Group	II
Hazard Class	3
HS Code	29033036

Precursor 10
CAS#:38771-21-0 4-Bromo-1-butyne CAS#:627-27-0 3-Buten-1-ol CAS#:110-52-1 1,4-Dibromobutane CAS#:778-29-0 but-3-enyl 4-me...
CAS#:13287-42-8 1,2-epoxy-4-bro... CAS#:6773-29-1 Dimethyl 2-diaz... CAS#:5911-08-0 (Chloromethyl)c... CAS#:65032-54-4 3-bromopropanal
CAS#:20667-19-0 Triphenylmethyl... CAS#:50-00-0 Formaldehyde
DownStream 10
CAS#:104886-22-8 1-but-3-enoxy-3... CAS#:105534-98-3 4-but-3-enoxybe... CAS#:108144-23-6 N-but-3-enyl-N-... CAS#:3710-30-3 1,7-Octadiene
CAS#:38300-67-3 1,2,4-Tribromobutane CAS#:142283-61-2 8-but-3-enyl-1,... CAS#:141943-25-1 4,4-dimethyl-2-... CAS#:14660-39-0 lithium,but-1-ene
CAS#:1731-86-8 Methyl undecanoate CAS#:54716-25-5 methyl tetradec...

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%

Tetrahedron 60 , 5613, (2004)

Synthesis , 3490, (2006)

Stereoselective epoxidation of 4-bromo-1-butene and 3-butene-1-ol with three alkene-utilizing bacteria. Archelas A, et al.

Biocatal. Biotransformation 1(4) , 283-292, (1988)

4-Bromobutene

4-bromo-but-1-ene

Homoallylic bromide

1-bromo-but-3-ene

Homoallyl bromide

3-Butenyl Bromide

4-Bromo-1-butene

4-bromo-1-buten

but-3-enyl bromide

1-Butene, 4-bromo-

4-Bromobut-1-ene

EINECS 225-937-4

MFCD00000258

4-Brombut-1-en

3-bromomethyl-1-propene

1-Bromo-3-butene

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Names