Skip to Content
Merck
All Photos(1)

Key Documents

8.40099

Sigma-Aldrich

n-Butyl isocyanate

Synonym(s):

Isocyanic acid butyl ester

Sign Into View Organizational & Contract Pricing


About This Item

UNSPSC Code:
41116105
NACRES:
NA.22

vapor pressure

23 hPa ( 20 °C)

Quality Level

Assay

≥98.0% (GC)

form

liquid

autoignition temp.

425 °C

potency

360 mg/kg LD50, oral (rat)

expl. lim.

1.3-10 % (v/v)

bp

116 °C/1013 hPa

mp

-75 °C

transition temp

flash point 19 °C

density

0.89 g/cm3 at 20 °C

General description

for synthesis

Application

n-Butyl isocyanate for synthesis. CAS 111-36-4, molar mass 99.13 g/mol.

Storage and Stability

Store below +30°C.

Analysis Note

Assay (GC, area%):≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C):0.887 - 0.890
Appearance of substance (visual):clear to light turbid
Identity (IR):passes test

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Liq. 2 - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

51.8 °F - closed cup

Flash Point(C)

11 °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

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