N,N-Dimethylacetamide, GC head space grade

- Synonyms: Acetic acid dimethylamide
- C4H9NO
- M = 87,12 g/mol
- CAS [127-19-5]
- EINECS-No.: 204-826-4
- Density: 0,94 g/cm3
- Solub. in water: (20 ºC): miscible
- Melting point: -20 ºC
- Boiling point: 165 -166 ºC
- Flash pt. 64 ºC
- Ignition temp.: 320 ºC
- Vapour pressure: (20 ºC) 1,76 hPa
- Refraction index: (n 20 ºC/D) 1,4230
- Dielectric const.: (25 ºC) 37,8
- LD 50 (oral, rat): 4300 mg/kg
- EC-Index-No.: 616-011-00-4
- GHS-signal word: Danger
- GHS-H sentences: H312+H332 - H360D
- GHS-P sentences: P261 - P280 - P321 - P304+P340 - P405 - P501a
- Tariff number: 2924 19 00 90
- Applications: laboratory reagent, solvents (synthesis of organic products).

SPECIFICATIONS
assay (G.C.): min. 99,9 %
refractive index n20/D: 1,438 - 1,439
water (K.F.): max. 0,03 %

Packed under inert gas Suitable for residual solvents analysis according to guideline CPMP/ICH/283/95, Ph Eur and USP.
benzene (G.C.): absence of peak

dichloromethane: 0,6 mg/l
tert-Butyl methyl ether: 1 mg/l
acetone : 1 mg/l
methanol : 1 mg/l
tetrahydrofuran: 0,7 mg/l
n-Hexane: 0,3 mg/l
ethyl acetate: 1 mg/l
ethanol: 1 mg/l
cyclohexane: 1 mg/l
acetonitrile: 0,4 mg/l
2-propanol: 1 mg/l
isopropyl acetate: 1 mg/l
n-Propanol: 1 mg/l
n-Heptane: 1 mg/l
methylcyclohexane: 1 mg/l
1,4-Dioxane: 0,4 mg/l
toluene: 0,9 mg/l
pyridine: 1 mg/l
n-butanol: 1 mg/l
butyl acetate: 1 mg/l
ethylbenzene: 1 mg/l
p-Xylene: 1 mg/l
m-Xylene: 1 mg/l
o-Xylene: 1 mg/l
DMF: max. 20 mg/l
Other class 2 solvents: max. 10 mg/L
Other class 3 solvents: max. 50 mg/L