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N,N-Dimethylformamide(CAS#68-12-2)

Chemical Property:

68-12-2 – Names and Identifiers

68-12-2 – Physico-chemical Properties

Molecular Formula C3H7NO
Molar Mass 73.09
Density 0.944 g/mL (lit.)
Melting Point -61 °C (lit.)
Boling Point 153 °C (lit.)
Specific Rotation(α) 0.94 º
Flash Point 136°F
Water Solubility soluble
Solubility water: miscible
Vapor Presure 2.7 mm Hg ( 20 °C)
Vapor Density 2.5 (vs air)
Appearance liquid
Color APHA: ≤15
Odor Faint, ammonia-like odor detectable at 100 ppm
Exposure Limit NIOSH REL: TWA 10 ppm (30 mg/m3), IDLH 500 ppm; OSHA PEL: TWA 10ppm; ACGIH TLV: TWA 10 ppm (adopted).
Maximum wavelength(λmax) λ: 270 nm Amax: 1.00λ: 275 nm Amax: 0.30λ: 295 nm Amax: 0.10λ: 310 nm Amax: 0.05λ: 340-400 nm Amax:
Merck 14,3243
BRN 605365
pKa -0.44±0.70(Predicted)
PH 7 (200g/l, H2O, 20℃)
Storage Condition Store at +5°C to +30°C.
Sensitive Hygroscopic
Explosive Limit 2.2-16%(V)
Refractive Index n20/D 1.430(lit.)
Physical and Chemical Properties Density 0.945
melting point -61°C
boiling point 153°C
refractive index 1.429-1.432
flash point 58°C
specific rotation 0.94 °
water-soluble solution
Use Used as analytical reagents and ethylene resin, acetylene solvent

Product Detail

Product Tags

68-12-2 - Risk and Safety

Hazard Symbols T - Toxic
Toxic
Risk Codes R61 - May cause harm to the unborn child
R20/21 - Harmful by inhalation and in contact with skin.
R36 - Irritating to the eyes
Safety Description S53 - Avoid exposure - obtain special instructions before use.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
UN IDs UN 2265 3/PG 3
WGK Germany 1
RTECS LQ2100000
FLUKA BRAND F CODES 3-10
TSCA Yes
HS Code 29241990
Hazard Note Toxic
Hazard Class 3
Packing Group III
Toxicity LD50 in mice, rats (ml/kg): 6.8, 7.6 orally; 6.2, 4.7 i.p. (Bartsch)

68-12-2 - Upstream Downstream Industry


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