Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
메틸마그네슘브로마이드
메틸마그네슘브로마이드 · 메틸브롬화마그네슘 · 메틸 마그네슘 브로마이드 · MeMgBr · Methyl magnesium bromide(in ethyl ether) · Magnesium, bromomethyl- · METHYLMAGNESIUM BROMIDE SOLUTION · bromomethyl-magnesiu
식별자 및 물리적 특성
| CAS No. | 75-16-1 |
|---|---|
| 분자식 | CH3BrMg |
| 평균 분자량 | 119.24 g/mol |
| SMILES | [Br-].[CH3-].[Mg+2] |
| InChIKey | AVFUHBJCUUTGCD-UHFFFAOYSA-M |
| PubChem CID | 6349 |
| EC No. | 200-844-1 |
| DTXSID | DTXSID7052496 |
| 현지명 | 메틸마그네슘브로마이드 |
화학 및 물리적 성질
| 극성 표면적 | 0 |
|---|---|
| 수소 결합 공여자 수 | 0 |
| 수소 결합 수용자 수 | 2 |
| 회전 가능 결합 수 | 0 |
| 무거운 원자 수 | 3 |
| 형식 전하 | 0 |
| 복잡도 | 4.8 |
| 물질 분류 | Metals -> Metals, Organic Compounds |
| 용해도 | Soluble in ether and tetrahydrofuraninsoluble in hydrocarbons |
| Decomposition | When heated to decomposition it emits acrid smoke and irritating fumes. |
| Physical Description | Methyl magnesium bromide in ethyl ether appears as a colorless cloudy solution in diethyl ether. Vapors heavier than air.Diethyl ether solution: Cloudy colorless liquid[CAMEO] In 1.4m toluene/tetrahydrofuran solution: Orange liquid[MSDSonline] |
| Other Experimental Properties | Moisture sensitive... May react violently with water. /Methyl magnesium bromide in ethyl ether/ |
| 끓는 점 | 78-80℃ |
| 밀도 | 1.035 g/mL at 25 °C |
| 인화점 | 77 °F |
| 저장 조건 | water-free area |
| 물리적 상태 | 해결책, 약간의 탁도 침전물이 발생할 수 있음 |
| 색상 | 옅은 갈색 |
| 용해도 | 물과 반응합니다. |
| BRN | 3535220 |
| InChI | InChI=1S/CH3.BrH.Mg/h1H3/q+1/p-1 |
| InChIKey | AVFUHBJCUUTGCD-UHFFFAOYSA-M |
| SMILES | [Mg](C)Br |
| EPA | Magnesium, bromomethyl- (75-16-1) |
화학적 성질
Clear brown solution when properly stored
안전 및 규제
| GHS 분류 | DangerH225 (39.7%): Highly Flammable liquid and vapor [Danger Flammable liquids]P210, P223, P231+P232, P233, P240, P241, P242, P243, P260, P264, P280, P301+P330+P331, P302+P335+P334, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P321, P363, P370+P378, P402+P404, P403+P235, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 73 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| 규제 정보 | REACH registered substance: Methylmagnesium bromide (EC: 200-844-1)Magnesium, bromomethyl-: Does not have an individual approval but may be used under an appropriate group standard |
| 운송 라벨(DOT) | Dangerous When Wet Flammable Liquid |
| 화재 위험 | Excerpt from ERG Guide 138 [Substances - Water-Reactive (Emitting Flammable Gases)]: |
| 화재 가능성 | SEE ETHERS. ...ETHERS...ARE...DANGEROUS FIRE HAZARDS. ...EASILY IGNITED & HAVE LOW FLASH POINTS. IT IS NECESSARY TO CONTROL SMOKING, OPEN FLAMES...HOT PLATES...WHERE LOW MOLECULAR WT ETHERS ARE APT TO REACH 1% CONCN OR MORE IN AIR. /ETHERS/FLAMMABLE, DANGEROUS FIRE...RISK |
| 건강 유해성 | Excerpt from ERG Guide 138 [Substances - Water-Reactive (Emitting Flammable Gases)]: |
| 유해성 요약 | May have violent reaction with water[HSDB] A strong reducing agent that is highly flammableReacts with water evolving methaneMay form unstable peroxides on contact with air[CAMEO] Apart from their instability in air and their caustic basic properties, organomagnesium compounds and the precipitated inorganic magnesium salts produced during their use display no pronounced toxicity or side effects of environmental concern. [Ullmann] Reacts violently with waterMay form explosive peroxidesA corrosive substance that can cause injury to the skin, eyes, and respiratory tractInhalation may cause chemical pneumonitis and pulmonary edemaInhalation of high concentrations can cause CNS depression[MSDSonline] |
| 반응성 그룹 | Ethers |
용도
용도
Methylmagnesium bromide is widely used in organic synthesis.
일반 설명
A colorless cloudy solution in diethyl ether. Flash point -49°F. Vapors heavier than air.