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  7. N,N'-Bis(trimethylsilyl)urea, 98+%

N,N'-Bis(trimethylsilyl)urea, 98+%

Catalog No. p-7043559
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AAL0130118 50 g
AAL0130130 250 g
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Catalog No. AAL0130118 Supplier Thermo Scientific Chemicals Supplier No. L0130118
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Description

CAS: 18297-63-7 | C7H20N2OSi2 | 204.42 g/mol

N,N'-Bis(trimethylsilyl)urea is used as a reagent for the silylation of alcohols and carboxylic acids.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
N,N′-Bis(trimethylsilyl)urea is used as a reagent for the silylation of alcohols and carboxylic acids.

Solubility
Reacts with water.

Notes
Moisture Sensitive

Chemical Identifiers

CAS 18297-63-7
Molecular Formula C7H20N2OSi2
Molecular Weight (g/mol) 204.42
MDL Number MFCD00008260
InChI Key MASDFXZJIDNRTR-UHFFFAOYSA-N
Synonym 1,3-bis trimethylsilyl urea, n,n'-bis trimethylsilyl urea, bis trimethylsilyl urea, urea, n,n'-bis trimethylsilyl, n,n'-bis-trimethylsilyl-urea, urea, 1,3-bis trimethylsilyl, bsu, urea, bis-tms, hexamethyl disilaurea
PubChem CID 87562
IUPAC Name 1,3-bis(trimethylsilyl)urea
SMILES C[Si](C)(C)NC(=O)N[Si](C)(C)C

Specifications

Melting Point ∽230°C (decomposition)
Quantity 50 g
Beilstein 1937452
Solubility Information Reacts with water.
Formula Weight 204.42
Percent Purity ≥98%
Sensitivity Moisture sensitive
Chemical Name or Material N,N'-Bis(trimethylsilyl)urea

Safety and Handling

Hazard Category Warning
Hazard Statement GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Precautionary Statement GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
EINECSNumber 242-177-9
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only