Diethylmethoxyborane , Null , 7397-46-8

Synonym(s):
Diethylborinic acid methyl ester;Methyl diethylborinate

CAS NO.：7397-46-8

Empirical Formula: C5H13BO

Molecular Weight: 99.97

MDL number: MFCD00013240

EINECS: 000-000-0

PRODUCT Properties

• Boiling point: 89-90 °C
• Density: 0.761 g/mL at 25 °C (lit.)
• RTECS: ED6151000
• refractive index: n20/D 1.387(lit.)
• Flash point: 20 °F
• form: Solution
• color: Clear colorless to slightly amber
• Sensitive: Moisture Sensitive
• BRN: 2231225
• Exposure limits: ACGIH: TWA 50 ppm; STEL 100 ppm (Skin); OSHA: TWA 200 ppm(590 mg/m3); NIOSH: IDLH 2000 ppm; TWA 200 ppm(590 mg/m3); STEL 250 ppm(735 mg/m3)
• InChI: InChI=1S/C5H13BO/c1-4-6(5-2)7-3/h4-5H2,1-3H3
• InChIKey: FESAXEDIWWXCNG-UHFFFAOYSA-N
• SMILES: B(OC)(CC)CC
• CAS DataBase Reference: 7397-46-8(CAS DataBase Reference)
• NIST Chemistry Reference: Diethylmethoxyborane(7397-46-8)
• EPA Substance Registry System: Borinic acid, diethyl-, methyl ester (7397-46-8)

Description and Uses

Reactant involved in:

• Studying a catalyst for ring-opening metathesis polymerization / vinyl insertion polymerization
• Reformatsky / quaternary Claisen condensations
• Enantioselective synthesis of carba-furanose sugars
• Borane-mediated control radical polymerization for synthesis of fluoropolymers
• Homologation reactions with sulfonium ylides
• Trialkylborane promoted adhesion to low surface energy plastics

Safety

• Symbol(GHS): GHS02,GHS05,GHS07,GHS08
• Signal word: Danger
• Hazard statements: H250-H302+H312+H332-H314-H317-H373-H413
• Precautionary statements: P231+P232-P273-P280-P303+P361+P353-P305+P351+P338-P370+P378
• Hazard Codes: F,Xn,Xi,C
• Risk Statements: 11-36/37/38-22-19-48/22-43-40-37-34-17-53-20/21/22
• Safety Statements: 16-26-27-36/37/39-45-61-43-6
• RIDADR: UN 1993 3/PG 2
• WGK Germany: 2
• TSCA: Yes
• HazardClass: 3
• PackingGroup: II
• HS Code: 29319090