bis(2-methylpropyl)alumane

• ChemBase编号: 127050
• 分子式: C8H19Al
• 平均质量: 142.217998
• 单一同位素质量: 142.13021424
• SMILES: CC(C)C[AlH]CC(C)C
• Canonical SMILES: CC(C[AlH]CC(C)C)C
• InChI: InChI=1S/2C4H9.Al/c2*1-4(2)3;/h2*4H,1H2,2-3H3
• InChIKey: SIPUZPBQZHNSDW-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: bis(2-methylpropyl)alumane
• IUPAC传统名: diisobutylaluminium hydride
• 别名: 二异丁基氢化铝; 二异丁基氢化铝 溶液; DIBAH; DIBAL; DiBAlH; DIBAL-H; Diisobutylaluminium hydride; Diisobutylaluminum hydride; Diisobutylaluminum hydride solution

登记号

• CAS号: 1191-15-7
• EC号: 214-729-9
• MDL号: MFCD00008928
• Beilstein号: 4123663
• PubChem SID: 162221373; 24855554; 24851429; 24855553; 24851561; 24852859; 24852857; 24855555; 24855556; 24855552; 24852858; 24852856; 24852861
• PubChem CID: 16682954
• Chemspider ID: 10430352
• 维基百科标题: Diisobutylaluminium_hydride

理论计算性质

• 质子受体: 0
• 质子供体: 0
• LogD (pH = 5.5): 3.8228
• LogD (pH = 7.4): 3.8228
• Log P: 3.8228
• 摩尔折射率: 39.485 cm^3
• 极化性: 17.996649 Å^3
• 极化表面积: 0.0 Å^2
• 可自由旋转的化学键: 4
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: hydrocarbon solvents
• 外观: colorless liquid
• 熔点: –80 °C
• 沸点: 116–118 °C/1 mmHg; 116-118 °C/1 mmHg(lit.); 65 °C
• 闪点: -.4 °F; -1 °C; -1 °F; 1.4 °F; -17 °C; -18 °C; -23 °C; 30 °F; 39.2 °F; 4 °C; 40 °F; -9.4 °F
• 密度: 0.701 g/mL at 25 °C; 0.731 g/mL at 25 °C; 0.781 g/mL at 25 °C; 0.798 g/cm^3; 0.798 g/mL at 25 °C(lit.); 0.846 g/mL at 25 °C; 0.858 g/mL at 25 °C; 0.866 g/mL at 25 °C; 1.22 g/mL at 20 °C; 1.23 g/mL at 25 °C

安全信息

• RTECS编号: BD0710000
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 易燃性(Flammable) (F); 环境危害性(Nature polluting) (N); 有毒(Toxic) (T)
• 联合国危险货物编号: 3394; 3399
• 德国WGK号: 1; 2; 3; nwg
• 联合国危险货物等级: 4.2; 4.3
• 联合国危险货物包装类别(PG): 1
• 危险公开号: 11-14/15-17-19-34-37; 11-14/15-17-22-34-37-48/20-51/53-62-65-67; 11-14/15-17-34-40; 11-14/15-17-34-48/20-51/53-62-65-67; 11-14/15-17-34-50/53-65-67; 11-14/15-23/24/25-34; 11-14/15-34; 11-14/15-34-40; 14/15-17-35; 63-11-14/15-17-34-35-48/20-65-67; 63-11-14/15-17-34-48/20-65-67
• 安全公开号: 16-26-27-36/37/39-45; 16-26-36/37/39-43-45; 16-26-36/37/39-43-45-62; 16-26-36/37/39-45; 26-36/37/39-43-45; 26-36/37/39-43-45-61-62; 9-16-26-36/37/39-43-45-61-62; 9-16-26-36/37/39-43-45-62
• GHS危险品标识: GHS02; GHS05; GHS07; GHS08; GHS09
• GHS警示词: Danger
• 主要危害: ignites in air
• GHS危险声明: H225-H250-H260-H304-H314-H336-H361d-H373; H225-H250-H260-H314-H335; H225-H250-H261-H302-H304-H314-H335-H336-H361-H373-H411; H225-H250-H261-H304-H314-H336-H361d-H373; H225-H250-H261-H304-H314-H336-H361f-H373-H411; H225-H250-H261-H304-H314-H336-H410; H225-H250-H261-H314; H225-H250-H261-H314-H351
• GHS警示性声明: P210-P222-P223-P231 + P232-P370 + P378-P422; P210-P222-P231 + P232-P261-P273-P422; P210-P222-P231 + P232-P261-P280-P422; P210-P222-P231 + P232-P280-P305 + P351 + P338-P422
• 个人保护装置: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US); Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 3394 4.2/PG 1; UN 3399 4.3/PG 1
• 欧盟补充危害声明: May form explosive peroxides.
• 保存温度: 2-8°C

产品相关信息

• 浓度: 0.7-1.3 M in methylene chloride; 1.0 M in cyclohexane; 1.0 M in heptane; 1.0 M in hexanes; 1.0 M in methylene chloride; 1.0 M in THF; 1.0 M in toluene; 25 wt. % in toluene
• 级别: purum; reagent grade
• 线性分子式: [(CH3)2CHCH2]2AlH

详细说明

Sigma Aldrich - 256811

包装
1 kg in Sure-Pac™
100 g in Sure-Pac™
Recommended products
建议使用弯通式隔垫入口接头 Z118206 或直通式隔垫入口接头 Z118141（6mm 内径入口）或直通式隔垫入口接头 Z118192（13mm 内径入口）。

Sigma Aldrich - 215007

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
18 L in Kilo-Lab™
4×25, 100, 800 mL in Sure/Seal™
View returnable container options.

Sigma Aldrich - 214981

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
100, 800 mL in Sure/Seal™
18 L in Kilo-Lab™
View returnable container options.

Sigma Aldrich - 256846

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
200 mL in Sure-Pac™
Recommended products
建议使用弯通式隔垫入口接头 Z118206 或直通式隔垫入口接头 Z118141（6mm 内径入口）或直通式隔垫入口接头 Z118192（13mm 内径入口）。

Sigma Aldrich - 256889

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
1 kg in Sure-Pac™
100 g in Sure-Pac™
Recommended products
建议使用弯通式隔垫入口接头 Z118206 或直通式隔垫入口接头 Z118141（6mm 内径入口）或直通式隔垫入口接头 Z118192（13mm 内径入口）。

Sigma Aldrich - 256870

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
1.8 L in Sure-Pac™
200 mL in Sure-Pac™
Recommended products
建议使用弯通式隔垫入口接头 Z118206 或直通式隔垫入口接头 Z118141（6mm 内径入口）或直通式隔垫入口接头 Z118192（13mm 内径入口）。

Sigma Aldrich - 214965

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
100, 800 mL in Sure/Seal™

Sigma Aldrich - 38150

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
还原剂

Sigma Aldrich - 256838

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
200 mL in Sure-Pac™
Recommended products
建议使用弯通式隔垫入口接头 Z118206 或直通式隔垫入口接头 Z118141（6mm 内径入口）或直通式隔垫入口接头 Z118192（13mm 内径入口）。

Sigma Aldrich - 214949

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
100, 800 mL in Sure/Seal™

Sigma Aldrich - 190306

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
100, 800 mL in Sure/Seal™

Sigma Aldrich - 192724

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
100, 700 g in Sure/Seal™
7, 15 kg in Kilo-Lab™
View returnable container options.

Sigma Aldrich - 256854

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
1.8 L in Sure-Pac™
200 mL in Sure-Pac™
Recommended products
建议使用弯通式隔垫入口接头 Z118206 或直通式隔垫入口接头 Z118141（6mm 内径入口）或直通式隔垫入口接头 Z118192（13mm 内径入口）。

Sigma Aldrich - 214973

Application
Used in Pd-catalyzed reductive debromination of secondary alkyl bromides.1 O-Debenzylation and ring opening of perbenzylated furanosides.2 Convenient in situ generation of HZrCp2Cl from ZrCp2Cl2 and DIBAL-H.3
包装
1 L in Sure/Seal™
100, 800 mL in Sure/Seal™