L2904

Lithium tri-tert-butoxyaluminum hydride

97%

• Synonym(s): LTBA, Lithium aluminum-tri-tert-butoxyhydride
• Linear Formula: LiAlH[OC(CH₃)₃]₃
• CAS Number: 17476-04-9
• Molecular Weight: 254.27
• Beilstein/REAXYS Number: 5796791
• EC Number: 241-490-8
• MDL number: MFCD00011532
• UNSPSC Code: 12352000
• PubChem Substance ID: 24896329
• NACRES: NA.22

Properties

• Quality Level: 100
• assay: 97%
• reaction suitability: reagent type: reductant
• mp: 300-319 °C (dec.) (lit.)
• SMILES string: [H][Al]([Li])(OC(C)(C)C)(OC(C)(C)C)OC(C)(C)C
• InChI: 1S/3C4H9O.Al.Li.H/c3*1-4(2,3)5;;;/h3*1-3H3;;;/q3*-1;+2;+1;
• InChI key: BYBIDFZFKATBFH-UHFFFAOYSA-N

Description

Application

• Reducing agent

Lithium tri-tert-butoxyaluminum hydride (LTBA) is a stable, mild reducing agent that is used to selectively reduce aldehydes and ketones in the presence of esters. It can also be used to reduce imidoyl chlorides to aldimines and aromatic disulfides to the corresponding thiols.

Safety Information

• pictograms: GHS02,GHS05
• signalword: Danger
• hcodes: H260,H314
• pcodes: P223 - P231 + P232 - P260 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B - Water-react 1
• supp_hazards: EUH014
• Storage Class: 4.3 - Hazardous materials which set free flammable gases upon contact with water
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges