1.02937

N,N-Dimethylformamide

for spectroscopy Uvasol^®

• Synonym(s): DMF, N,N-Dimethylmethanamide, Formic acid dimethylamide, DMF, NSC 5356
• Linear Formula: HCON(CH₃)₂
• CAS Number: 68-12-2
• Molecular Weight: 73.09
• Beilstein: 605365
• MDL number: MFCD00003284
• UNSPSC Code: 12191502
• EC Index Number: 200-679-5

Properties

• vapor density: 2.5 (vs air)
• Quality Level: 100
• 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 A_max: ≤0.60; λ: 275 nm A_max: ≤0.22; λ: 290 nm A_max: ≤0.10; λ: 300 nm A_max: ≤0.05; λ: 330 nm A_max: ≤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

Description

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

Other Notes

Explore various lab safety accessories and equipment for safe handling of solvents to increase your safety level from the first usage.

Legal Information

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

Safety Information

• Pictograms: GHS02,GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H226 - H312 + H332 - H319 - H360D
• Precautionary Statements: P210 - P280 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338 - P308 + P313
• 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