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900634

Sigma-Aldrich

N,N-Dimethylacetamide

anhydrous, ZerO2®, 99.8%

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Synonym(s):
N,N-Dimethylacetamide ZerO2®, Degassed and low oxygen N,N-dimethylacetamide
Linear Formula:
CH3CON(CH3)2
CAS Number:
Molecular Weight:
87.12
Beilstein:
1737614
EC Number:
MDL number:
NACRES:
NA.21

grade

ZerO2®

Quality Level

vapor density

3 (vs air)

vapor pressure

2 mmHg ( 25 °C)
4 mmHg ( 38 °C)

Assay

99.8%

form

liquid

autoignition temp.

914 °F

quality

anhydrous

expl. lim.

1.8 %, 100 °F
11.5 %, 160 °F

impurities

≤0.005% water
water

refractive index

n20/D 1.437 (lit.)

pH

4 (20 °C, 200 g/L)

bp

164.5-166 °C (lit.)

mp

−20 °C (lit.)

density

0.937 g/mL at 25 °C (lit.)

SMILES string

CN(C)C(C)=O

InChI

1S/C4H9NO/c1-4(6)5(2)3/h1-3H3

InChI key

FXHOOIRPVKKKFG-UHFFFAOYSA-N

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This Item
RTC000104900638900644
N,N-Dimethylacetamide anhydrous, ZerO2®, 99.8%

Sigma-Aldrich

900634

N,N-Dimethylacetamide

Supelco

Supelco

RTC000104

N,N-Dimethylacetamide

N,N-Dimethylformamide anhydrous, ZerO2®, 99.8%

Sigma-Aldrich

900638

N,N-Dimethylformamide

Acetonitrile anhydrous, ZerO2®, 99.8%

Sigma-Aldrich

900644

Acetonitrile

vapor density

3 (vs air)

vapor density

-

vapor density

2.5 (vs air)

vapor density

1.41 (vs air)

vapor pressure

2 mmHg ( 25 °C), 4 mmHg ( 38 °C)

vapor pressure

-

vapor pressure

2.7 mmHg ( 20 °C)

vapor pressure

72.8 mmHg ( 20 °C)

assay

99.8%

assay

-

assay

99.8%

assay

99.8%

form

liquid

form

-

form

liquid

form

liquid

autoignition temp.

914 °F

autoignition temp.

-

autoignition temp.

833 °F

autoignition temp.

973 °F

Application

ZerO2 products are rigorously degassed with highly pure inert gas providing solvents and solutions (anhydrous if specified) with very low residual oxygen content.

Legal Information

ZerO2 is a registered trademark of Sigma-Aldrich Co. LLC

Pictograms

Exclamation markHealth hazard

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Repr. 1B

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 2

Flash Point(F)

147.2 °F - closed cup

Flash Point(C)

64 °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.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

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