MilliporeSigma
All Photos(2)

1.02937

Supelco

N,N-Dimethylformamide

for spectroscopy Uvasol®

Synonym(s):
DMF, DMF, N,N-Dimethylmethanamide, Formic acid dimethylamide, NSC 5356
Linear Formula:
HCON(CH3)2
CAS Number:
Molecular Weight:
73.09
Beilstein:
605365
MDL number:
EC Index Number:
200-679-5

Quality Level

vapor density

2.5 (vs air)

vapor pressure

2.7 mmHg ( 20 °C)

assay

≥99.9% (GC)

form

liquid

autoignition temp.

833 °F

potency

3010 mg/kg LD50, oral (Rat)
1500 mg/kg LD50, skin (Rabbit)

expl. lim.

15.2 %

technique(s)

UV/Vis spectroscopy: suitable

impurities

≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.02% Water

evapn. residue

≤0.0002%

color

APHA: ≤10

transmittance

270 nm, ≥25%
275 nm, ≥60%
290 nm, ≥80%
300 nm, ≥90%
330 nm, ≥98%

refractive index

n20/D 1.430 (lit.)

pH

7 (20 °C, 200 g/L in H2O)

bp

153 °C (lit.)

mp

−61 °C (lit.)

transition temp

flash point 57.5 °C

density

0.944 g/mL (lit.)

UV absorption

λ: 270 nm Amax: ≤0.60
λ: 275 nm Amax: ≤0.22
λ: 290 nm Amax: ≤0.10
λ: 300 nm Amax: ≤0.05
λ: 330 nm Amax: ≤0.01

storage temp.

2-30°C

SMILES string

[H]C(=O)N(C)C

InChI

1S/C3H7NO/c1-4(2)3-5/h3H,1-2H3

InChI key

ZMXDDKWLCZADIW-UHFFFAOYSA-N

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Related Categories

Application

Solvent for many hydrophobic organic compounds.

Analysis Note

Purity (GC): ≥ 99.9 %
Evaporation residue: ≤ 0.0002 %
Water: ≤ 0.02 %
Colour: ≤ 10 Hazen
Acidity: ≤ 0.0002 meq/g
Alkalinity: ≤ 0.0002 meq/g
Fluorescence (as quinine at 365 nm): ≤ 1.0 ppb
Transmission (at 270 nm): ≥ 25 %
Transmission (at 275 nm): ≥ 60 %
Transmission (at 290 nm): ≥ 80 %
Transmission (at 300 nm): ≥ 90 %
Transmission (from 330 nm): ≥ 98 %
Absorbance (at 270 nm): ≤ 0.60
Absorbance (at 275 nm): ≤ 0.22
Absorbance (at 290 nm): ≤ 0.10
Absorbance (at 300 nm): ≤ 0.05
Absorbance (from 330 nm): ≤ 0.01
Meet the requirements of "Specific use spectroscopy" according ACS

Legal Information

UVASOL is a registered trademark of Merck KGaA, Darmstadt, Germany

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

135.5 °F - closed cup

Flash Point(C)

57.5 °C - closed cup

Certificate of Analysis

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Certificate of Quality

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