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| Colorless and transparent liquid. It is a polar inert solvent. It can be mixed with water and most organic solvents freely except for halogenated hydrocarbons. | |||||||||
68-12-2
futurechemical
68-12-2
N,N-Dimethylformamide Basic information | |
Product Name: | N,N-Dimethylformamide |
CAS: | 25174 |
MF: | C3H7NO |
MW: | 73.09 |
EINECS: | 200-679-5 |
Mol File: | 68-12-2.mol |
N,N-Dimethylformamide Chemical Properties | |
Melting point | -61 °C (lit.) |
alpha | 0.94 º |
Boiling point | 153 °C (lit.) |
density | 0.944 g/mL (lit.) |
vapor density | 2.5 (vs air) |
vapor pressure | 2.7 mm Hg ( 20 °C) |
refractive index | n20/D 1.430(lit.) |
Fp | 136 °F |
storage temp. | Store at +5°C to +30°C. |
solubility | water: miscible |
pka | -0.44±0.70(Predicted) |
form | liquid |
color | APHA: ≤15 |
Appearance | colorless liquid |
PH | 7 (200g/l, H2O, 20℃) |
Odor | Faint, ammonia-like odor detectable at 100 ppm |
Relative polarity | 0.386 |
Odor Threshold | 1.8ppm |
explosive limit | 2.2-16%(V) |
Water Solubility | soluble |
Thermal Conductivity | 0.184 W/(m·K) at 25 ℃ |
λmax | λ: 270 nm Amax: 1.00 |
λ: 275 nm Amax: 0.30 | |
λ: 295 nm Amax: 0.10 | |
λ: 310 nm Amax: 0.05 | |
λ: 340-400 nm Amax: 0.01 | |
Sensitive | Hygroscopic |
Merck | 143,243 |
BRN | 605365 |
Henry's Law Constant | 1.3×102 mol/(m3Pa) at 25℃, Burkholder et al. (2019) |
Exposure limits | NIOSH REL: TWA 10 ppm (30 mg/m3), IDLH 500 ppm; OSHA PEL: TWA 10 ppm; ACGIH TLV: TWA 10 ppm (adopted). |
Dielectric constant | 36.71 |
InChI | 1S/C3H7NO/c1-4(2)3-5/h3H,1-2H3 |
InChIKey | ZMXDDKWLCZADIW-UHFFFAOYSA-N |
SMILES | [H]C(=O)N(C)C |
LogP | -1.01 |
Surface tension | 35.20mN/m at 298.15K |
Surface tension | 37.1mN/m at 20°C |
CAS DataBase Reference | 68-12-2(CAS DataBase Reference) |
NIST Chemistry Reference | Formamide, N,N-dimethyl-(68-12-2) |
IARC | 2A (Vol. 47, 71, 115) 2018 |
EPA Substance Registry System | N,N-Dimethylformamide (68-12-2) |
