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8.40099

Sigma-Aldrich

n-Butyl isocyanate

Synonym(s):

Isocyanic acid butyl ester

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About This Item

UNSPSC Code:
41116105
NACRES:
NA.22

vapor pressure

23 hPa ( 20 °C)

Quality Level

200

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Flammable liquids
Type 1 petroleums
Hazardous rank II
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

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’.

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