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N,N-Dimethylformamide Structure


Chemical Properties

Melting point -61 °C (lit.)
Boiling point 153 °C (lit.)
alpha  0.94 º
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.)
Flash point 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
Odor Faint, ammonia-like odor detectable at 100 ppm
Relative polarity 0.386
PH 7 (200g/l, H2O, 20℃)
explosive limit 2.2-16%(V)
Odor Threshold 1.8ppm
Water Solubility  soluble
Sensitive  Hygroscopic
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
Merck  14,3243
BRN  605365
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 36.710000000000001
LogP -1.010
Indirect Additives used in Food Contact Substances N,N-DIMETHYLFORMAMIDE
FDA 21 CFR 175.105; 176.300
CAS DataBase Reference 68-12-2(CAS DataBase Reference)
EWG's Food Scores 4-7
NCI Dictionary of Cancer Terms EMF
Proposition 65 List N,N-Dimethylformamide
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)


Signal wordDanger
Hazard statements H226-H312+H332-H319-H360D
Precautionary statements P210-P280-P303+P361+P353-P304+P340+P312-P305+P351+P338-P308+P313
Hazard Codes  T
Risk Statements  61-20/21-36
Safety Statements  53-45
RIDADR  UN 2265 3/PG 3
WGK Germany  1
RTECS  LQ2100000
Autoignition Temperature 445 °C
Hazard Note  Toxic
HazardClass  3
PackingGroup  III
HS Code  29241990
Hazardous Substances Data 68-12-2(Hazardous Substances Data)
Toxicity LD50 in mice, rats (ml/kg): 6.8, 7.6 orally; 6.2, 4.7 i.p. (Bartsch)
IDLA 500 ppm
NFPA 704:
2 0

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