346152

Ethynylmagnesium bromide solution

0.5 M in THF

• 동의어(들): Acetylenemagnesium bromide, Bromoethynylmagnesium, Ethynylmagnesium bromide
• Linear Formula: HC≡CMgBr
• CAS Number: 4301-14-8
• Molecular Weight: 129.24
• Beilstein: 3600874
• MDL number: MFCD00075342
• UNSPSC 코드: 12352103
• PubChem Substance ID: 24861376
• NACRES: NA.22

속성

• Quality Level: 200
• 반응 적합성: reaction type: Grignard Reaction
• 농도: 0.5 M in THF
• density: 0.94 g/mL at 25 °C
• 저장 온도: 2-8°C
• SMILES string: Br[Mg]C#C
• InChI: 1S/C2H.BrH.Mg/c1-2;;/h1H;1H;/q;;+1/p-1
• InChI key: HUGJUYPSXULVQQ-UHFFFAOYSA-M

설명

일반 설명

Ethynylmagnesium bromide solution, also known as bromoethynylmagnesium, is a grignard reagent that is commonly used in the synthesis of polymers, and unsaturated phosphonites.[1] [2]

애플리케이션

Ethynylmagnesium bromide solution can be used in:

• Grafting of aliphatic polymer. [3]
• Synthesis of anthracene-containing species like 1,8-dichloro-10-(ethynyl)anthracene. [4]
• The preparation of the alkyne component in an enyne cross-metathesis leading to conjugated dienes.[5]
• Ethynylation of chiral α-(dibenzylamino) aldehydes.[6]
• The synthesis of ethynyl aziridines.[7]
• To prepare alkyl(triethynyl)germanes from tert-alkyltrichlorogermanes and 2-butyltrichlorogermane.[8]
• The preperation of a key intermediate in the total synthesis of (+)-4-demethoxydaunomycin.[9]

안전성 정보

• 픽토그램: GHS02,GHS08,GHS05,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H225,H261,H302,H314,H335,H336,H351
• 예방조치 성명서: P210 - P231 + P232 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B - STOT SE 3 - Water-react 2
• 표적 기관: Respiratory system
• 보충제 위험성: EUH019
• Storage Class Code: 4.3 - Hazardous materials which set free flammable gases upon contact with water
• WGK: WGK 3
• Flash Point (°F): -20.2 °F
• Flash Point (°C): -29 °C
• 개인 보호 장비: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter