Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

8.01550

Sigma-Aldrich

2-Chloro-2-methylpropane

for synthesis

Synonym(s):

2-Chloro-2-methylpropane, tert-Butyl chloride

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C4H9Cl
CAS Number:
507-20-0
Molecular Weight:
92.57
MDL number:
MFCD00000816
UNSPSC Code:
12352101
EC Index Number:
208-066-4
NACRES:
NA.22

vapor pressure

350 hPa ( 20 °C)

Quality Level

200

Assay

≥99% (GC)

form

liquid

autoignition temp.

540 °C

potency

2425 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rabbit)

expl. lim.

1.8-10.1 % (v/v)

mp

-28 °C

transition temp

flash point -27 °C

density

0.84 g/cm3 at 20 °C

InChI

1S/C4H9Cl/c1-4(2,3)5/h1-3H3

InChI key

NBRKLOOSMBRFMH-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 99 %
Density (d 20 °C/ 4 °C): 0.842 - 0.844
Identity (IR): passes test

Pictograms

Flame
GHS02

Signal Word

Danger

Hazard Statements

H225

Hazard Classifications

Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

-14.8 °F - closed cup

Flash Point(C)

-26 °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