1.02937

N,N-Dimethylformamide

for spectroscopy Uvasol^®

• 동의어(들): 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 코드: 12191502
• EC 인덱스 번호: 200-679-5
• NACRES: NA.03

속성

• vapor density: 2.5 (vs air)
• Quality Level: 100
• vapor pressure: 2.7 mmHg ( 20 °C)
• 분석: ≥99.9% (GC)
• 형태: liquid
• autoignition temp.: 833 °F
• 효능: 3010 mg/kg LD₅₀, oral (Rat); 1500 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 15.2 %
• 기술: UV/Vis spectroscopy: suitable
• 불순물: ≤0.0002 meq/g Acidity; ≤0.0002 meq/g Alkalinity; ≤0.02% Water
• 증발 잔류물: ≤0.0002%
• 색상: APHA: ≤10
• 투과: 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.)
• 전이 온도: flash point 57.5 °C
• density: 0.944 g/mL (lit.)
• UV 흡수: 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
• 저장 온도: 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

설명

애플리케이션

Solvent for many hydrophobic organic compounds.

분석 메모

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

기타 정보

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

법적 정보

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

안전성 정보

• 픽토그램: GHS02,GHS07,GHS08
• 신호어: Danger
• 유해 및 위험 성명서: H226 - H312 + H332 - H319 - H360D
• 예방조치 성명서: 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