256811

Diisobutylaluminum hydride

reagent grade

• Sinonimo/i: DIBAL, DIBAL-H
• Formula condensata: [(CH₃)₂CHCH₂]₂AlH
• Numero CAS: 1191-15-7
• Peso molecolare: 142.22
• Beilstein: 4123663
• Numero CE: 214-729-9
• Numero MDL: MFCD00008928
• Codice UNSPSC: 12352001
• ID PubChem: 24855552
• NACRES: NA.22

Proprietà

• Grado: reagent grade
• Impiego in reazioni chimiche: reagent type: reductant
• P. eboll.: 116-118 °C/1 mmHg (lit.)
• Densità: 0.798 g/mL at 25 °C (lit.)
• Stringa SMILE: [H][Al](CC(C)C)CC(C)C
• InChI: 1S/2C4H9.Al.H/c2*1-4(2)3;;/h2*4H,1H2,2-3H3;;; AZWXAPCAJCYGIA-UHFFFAOYSA-N

Descrizione

Descrizione generale

Diisobutylaluminum hydride is commonly used as a reducing agent in organic synthesis.

Applicazioni

Diisobutylaluminum hydride can be used in the following protocols:

• As a promotor of Tishchenko reaction of aldehydes.
• Conversion of benzylidene acetals of 1,2-and 1,3-glycols to the corresponding monobenzyl ethers of the glycols.
• To generate a novel chiral reducing agent based on (S)-proline for the asymmetric reduction of prochiral ketones.

Confezionamento

Supplied in a Sure/Pac^™ cylinder and has a 1/4-turn bronze ball valve with a female 1/4" NPT outlet thread (Z122661) installed. Before using the cylinder, ensure that the valve is closed, then remove carbon steel plug that seals the outlet valve.

Compatible with the following:

• Aldrich^® Sure/Pac^™ station for liquefied gases Z566446
• PTFE Sealing tape Z104388 or Z221880
• Straight septum-inlet adapter Z118141 with septa Z565687 or Z565695.

For instructions please refer to technical bulletin AL-136: The Aldrich Sure/Pac^™ Cylinder System

Note legali

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

Sure/Pac is a trademark of Sigma-Aldrich Co. LLC

Informazioni sulla sicurezza

• Pittogrammi: GHS02,GHS05
• Avvertenze: Danger
• Indicazioni di pericolo: H250,H260,H314
• Consigli di prudenza: P210 - P231 + P232 - P280 - P303 + P361 + P353 - P305 + P351 + P338 - P370 + P378
• Classi di pericolo: Eye Dam. 1 - Pyr. Liq. 1 - Skin Corr. 1B - Water-react 1
• Rischi supp: EUH014
• Codice della classe di stoccaggio: 4.2 - Pyrophoric and self-heating hazardous materials
• Classe di pericolosità dell'acqua (WGK): nwg
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable
• Dispositivi di protezione individuale: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter