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Methyl 4-bromocrotonate_Molecular_structure_CAS_1117-71-1)
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Methyl 4-bromocrotonate

Catalog No. A15582 Name Alfa Aesar
CAS Number 1117-71-1 Website
M. F. C5H7BrO2 Telephone
M. W. 179.01188 Fax
Purity tech. 85% Email
Storage Chembase ID: 75129

SYNONYMS

Title
4-溴巴豆酸甲酯
IUPAC name
methyl (2E)-4-bromobut-2-enoate
IUPAC Traditional name
methyl (2E)-4-bromobut-2-enoate
Synonyms
4-Bromocrotonic acid methyl ester

DATABASE IDS

Beilstein Number 1745755
EC Number 214-251-0
CAS Number 1117-71-1
MDL Number MFCD00000246

PROPERTIES

Purity tech. 85%
Boiling Point 83-85°C/13mm
Density 1.524
Flash Point 91°C(195°F)
Refractive Index 1.5010
GHS Pictograms GHS05
GHS Hazard statements H314-H318-H227
European Hazard Symbols Corrosive Corrosive (C)
GHS Precautionary statements P210-P260-P303+P361+P353-P305+P351+P338-P405-P501A
Risk Statements 34
RTECS GQ3120000
Safety Statements 20-26-36/37/39-45-60
TSCA Listed
Hazard Class 8
UN Number UN1760
Packing Group III

DETAILS

REFERENCES

  • Undergoes a vinylogous Reformatsky reaction with carbonyl compounds, to give δ-hydroxy-ɑ?-unsaturated esters: Liebigs Ann. Chem., 709, 29 (1967). Use of a Zn-Ag couple allows Reformatsky coupling to be carried out with or without allylic rearrangement depending on whether ether or THF is used as the solvent: Synth. Commun., 19, 2355 (1989). For a review of the Reformatsky synthesis, see: Synthesis, 571 (1989).