bis-(Trimethylsilyl)urea (BSU)

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CAS 18297-63-7

Formula C7H20N2OSi2

MDL MFCD00008260

Catalog #	Product (Catalog #)	Unit	Price (US$)	Quantity
910992283827	bis-(Trimethylsilyl)urea (BSU) (910992283827)		on request	+ -

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Identify

Synonyms:

n,n'-bis(trimethylsilyl)urea ; bsu ; n,n'-di(trimethylsilyl)urea ; bis(trimethylsilyl)urea ; ureylenebis(trimethylsilane) ; 1,3-bis(trimethylsilyl)urea ; n,n'-bis(trimethylsilyl)-ure ; urea, tms ; hexamethyl disilaurea ; 1,1-bis(trimethylsilyl)urea

CAS:

18297-63-7

EINECS:

242-177-9

Molecular Formula:

C7H20N2OSi2

MDL:

MFCD00008260

Properties

Molecular Weight:

204.42 g·mol−1

Density:

0.887

Melting point:

219-221 °C(lit.)

Boiling point:

222 °C

Flash point:

65 °C

Safety Information

Hazard Symbols: F, Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

11-36/37/38-20/21/22 (R)

Safety Codes:

14-16-24/25-36-26 (S)

WGK Germany:

RID / ADR:

UN 1325 4.1 / PG 2

Storage temperature:

2-8 °C

Prices

As an extract from the researched prices for bis-(Trimethylsilyl)urea (BSU) there are currently shown 14 prices in the last 10 years for CAS equal products. This small overview is intended to serve as a guide and trend.
Prices are in USD and range in year 2017 from USD 34.00 for 25 g to USD 34.00 per 50 g in 2022 .