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Ethynylmagnesium bromide solution_Molecular_structure_CAS_4301-14-8)
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Ethynylmagnesium bromide solution

Catalog No. 346152 Name Sigma Aldrich
CAS Number 4301-14-8 Website http://www.sigmaaldrich.com
M. F. C2HBrMg Telephone 1-800-521-8956
M. W. 129.23834 Fax
Purity Email
Storage Chembase ID: 149839

SYNONYMS

Title
乙炔基溴化镁 溶液
IUPAC name
bromo(ethynyl)magnesium
IUPAC Traditional name
bromo(ethynyl)magnesium

DATABASE IDS

CAS Number 4301-14-8
MDL Number MFCD00075342
Beilstein Number 3600874
PubChem SID 24861376

PROPERTIES

Concentration 0.5 M in THF
Linear Formula HC≡CMgBr
Density 0.94 g/mL at 25 °C
Flash Point -29 °C
Flash Point -20.2 °F
GHS Pictograms GHS02
GHS Pictograms GHS05
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H225-H261-H314-H335
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P210-P231 + P232-P261-P280-P305 + P351 + P338-P422
RID/ADR UN 3399 4.3/PG 2
Risk Statements 11-14/15-19-34-37
Safety Statements 9-16-26-36/37/39-43-45
Storage Temperature 2-8°C
Supplemental Hazard Statements May form explosive peroxides., Reacts violently with water.
Hazard Class 4.3
UN Number 3399
Packing Group 2
German water hazard class 3

DETAILS

Description (English)
Application
Preparation of the alkyne component in an enyne cross-metathesis leading to conjugated dienes.1 Diastereoselective ethynylation of chiral α-(dibenzylamino) aldehydes.2
Packaging
100, 800 mL in Sure/Seal™
Description (简体中文)
Application
在形成共轭二烯的烯炔交叉复分解反应中制备炔烃组分。1手性 α-(联苄氨基)醛的非对映选择性乙炔化。2
包装
100, 800 mL in Sure/Seal™

REFERENCES