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Safety Information

270350

Sigma-Aldrich

2,2,4-Trimethylpentane

HPLC grade, ≥99.7%

Synonym(s):

Isooctane

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About This Item

Linear Formula:
(CH3)2CHCH2C(CH3)3
CAS Number:
Molecular Weight:
114.23
Beilstein:
1696876
EC Number:
MDL number:
UNSPSC Code:
12190000
PubChem Substance ID:
grade:
HPLC grade
Assay:
≥99.7%
technique(s):
HPLC: suitable
bp:
98-99 °C (lit.)
vapor pressure:
41 mmHg ( 21 °C)

grade

HPLC grade

Quality Level

vapor density

3.9 (vs air)

vapor pressure

41 mmHg ( 21 °C)

Assay

≥99.7%

form

liquid

autoignition temp.

745 °F

purified by

glass distillation

expl. lim.

6 %

technique(s)

HPLC: suitable

impurities

<0.020% water

evapn. residue

<0.0003%

refractive index

n20/D 1.391 (lit.)

bp

98-99 °C (lit.)

mp

−107 °C (lit.)

density

0.692 g/mL at 25 °C (lit.)

λ

H2O reference

UV absorption

λ: 210 nm Amax: 1.00
λ: 220 nm Amax: 0.20
λ: 230 nm Amax: 0.10
λ: 240 nm Amax: 0.04
λ: 250-400 nm Amax: 0.01

SMILES string

CC(C)CC(C)(C)C

InChI

1S/C8H18/c1-7(2)6-8(3,4)5/h7H,6H2,1-5H3

InChI key

NHTMVDHEPJAVLT-UHFFFAOYSA-N

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Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

10.4 °F - closed cup

Flash Point(C)

-12 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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

Group 4: 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

JAN Code

270350-4L:
270350-2L:
270350-10L:
270350-1L:
270350-BULK:
270350-4X4L:
270350-100ML:


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