Skip to Content
Merck
All Photos(1)

Key Documents

8.18727

Sigma-Aldrich

N,O-Bis(trimethylsilyl)acetamide

for synthesis

Synonym(s):

N,O-Bis(trimethylsilyl)acetamide, BSA

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
CH3C[NSi(CH3)3]OSi(CH3)3
CAS Number:
Molecular Weight:
203.43
MDL number:
UNSPSC Code:
12352103
EC Index Number:
233-892-7
NACRES:
NA.22

vapor pressure

10 hPa ( 50 °C)

Quality Level

Assay

≥95.0% (GC)

form

liquid

potency

1580 mg/kg LD50, oral (Rat)

bp

43 °C/11 hPa

transition temp

flash point 40 °C

density

0.83 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C8H21NOSi2/c1-8(9-11(2,3)4)10-12(5,6)7/h1-7H3

InChI key

SIOVKLKJSOKLIF-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 95.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.830 - 0.835
Identity (IR): passes test

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Flam. Liq. 3 - Skin Corr. 1B

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

111.2 °F - closed cup

Flash Point(C)

44 °C - closed cup


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 1

1 of 1

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service