1,3-Bis(3-aminopropyl)tetramethyldisiloxane [Monomer for silicon modified polyamides] , >95.0%(GC) , 2469-55-8

CAS NO.：2469-55-8

Empirical Formula: C10H28N2OSi2

Molecular Weight: 248.51

MDL number: MFCD00039786

EINECS: 219-588-7

PRODUCT Properties

• Boiling point: 132 °C11 mm Hg(lit.)
• Density: 0.901 g/mL at 20 °C(lit.)
• vapor pressure: 0.27Pa at 20℃
• refractive index: n20/D 1.451
• Flash point: 91°C
• storage temp.: Inert atmosphere,2-8°C
• pka: 10.96±0.10(Predicted)
• form: clear liquid
• color: Colorless to Light yellow to Light orange
• Specific Gravity: 0.897
• Water Solubility: Slightly soluble in water.
• Sensitive: Air Sensitive
• Hydrolytic Sensitivity: 4: no reaction with water under neutral conditions
• BRN: 1760876
• InChIKey: GPXCORHXFPYJEH-UHFFFAOYSA-N
• LogP: 1.3 at 20℃
• CAS DataBase Reference: 2469-55-8(CAS DataBase Reference)
• EPA Substance Registry System: 1-Propanamine, 3,3'-(1,1,3,3-tetramethyl-1,3-disiloxanediyl)bis- (2469-55-8)

Description and Uses

1,3-Bis(aminopropyl)tetramethyldisiloxane is used as a curing agent for epoxy molding compounds, which is utilized for high-reliability semiconductor devices. It is also used to prepare siloxane- urea copymers from 4,4?-diphenylmethane diisocyanate.

Safety

• Symbol(GHS): GHS05
• Signal word: Danger
• Hazard statements: H227-H314
• Precautionary statements: P210-P260-P264-P280-P301+P330+P331+P310-P303+P361+P353+P310+P363-P304+P340+P310-P305+P351+P338+P310-P370+P378-P403+P235-P405-P501-P210e-P260h-P303+P361+P353-P305+P351+P338-P501a
• Hazard Codes: C
• Risk Statements: 34
• Safety Statements: 26-28-36/37/39-45-36/37/38
• RIDADR: UN 3267 8/PG 2
• WGK Germany: 3
• RTECS: JM9235000
• F: 10-21
• TSCA: Yes
• HazardClass: 8
• PackingGroup: III
• HS Code: 29319090
• Toxicity: LD50 ipr-mus: 80 mg/kg RCRVAB 38,975,69