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TRIISOPROPYL BORATE

Boric acid triisopropyl ester, Boron isopropoxide, Triisopropoxyborane,

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Article No. 6365F Grade
Purity 98% CAS No. 5419-55-6
Molecular Formula C9H21BO3 Molecular Weight 188.07
H.S. Code 2920.9000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Liquid Colour Colourless
Flash point [°C] 17 °C Boiling point [°C] 139 - 141 °C - lit
Vapour pressure [20°C] 100 hPa at 75 °C Density [g/cm3] 0.815 at 25°C

Specifications

Appearance Clear colorless liquid Identification (FTIR) Conforms
Purity (by GC) Min 98.0% Refractive index (20°C; 589 nm) 1.3740 -1.3780

Safety Information and Hazard Symbols

Flame
Symbol: GHS02
 Signal Word: Danger
 UN No.: 2616
 IMCO Class No.: 3
 Packing Group: II
 Hazardous Statement: H225
 Precaution Statement: P210 - P233 - P240 - P241 - P242 - P243
Revision Date: 21-Apr-2026

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