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Merck

8.40099

n-Butyl isocyanate

for synthesis

Synonym(s):

Isocyanic acid butyl ester

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About This Item

NACRES:
NA.22
UNSPSC Code:
41116105
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Product Name

n-Butyl isocyanate, for synthesis

vapor pressure

23 hPa ( 20 °C)

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

Quality Level

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

Application

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

General description

for synthesis

Preparation Note

Store below +30°C.

signalword

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

3 - Flammable liquids

wgk

WGK 1

flash_point_f

51.8 °F - closed cup

flash_point_c

11 °C - closed cup


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