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N-Methylformamide CAS#123-39-7

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Chemical Name：N-Methylformamide

CAS No.:123-39-7

Molecular Formula:C2H5NO

Molecular weight:59.07

Sample: Available

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Product Details

Products Description of N-Methylformamide CAS#123-39-7

Pure N-methylformamide is a colorless, transparent, viscous liquid with m.p.-3.8℃, b.p.198℃, n25D 1.4310, relative density 0.9986 (25℃). It is soluble in water and inorganic salts. It is hygroscopic and easily decomposed in acidic or alkaline solutions.

N-Methylformamide Chemical Properties

Melting point	-4 °C (lit.)
Boiling point	198-199 °C (lit.)
density	1.011 g/mL at 25 °C (lit.)
vapor pressure	20Pa at 20℃
refractive index	n20/D 1.432(lit.)
Fp	>230 °F
storage temp.	Sealed in dry,Room Temperature
solubility	soluble in water, chloroform, alcohols, acetone, ethylacetate but not in diethyl ether and petroleum ether
pka	16.48±0.23(Predicted)
form	Liquid
color	Clear colorless
Relative polarity	6.2
Odor	strong odor
Water Solubility	miscible
Merck	14,6076
BRN	1098352
Exposure limits	ACGIH: TWA 1 ppm (Skin)
Dielectric constant	171.0
InChIKey	ATHHXGZTWNVVOU-UHFFFAOYSA-N
LogP	-0.97
CAS DataBase Reference	123-39-7(CAS DataBase Reference)
NIST Chemistry Reference	Formamide, N-methyl-(123-39-7)
EPA Substance Registry System	N-Methylformamide (123-39-7)

Safety Information

Hazard Codes	T
Risk Statements	61-21-R61-R21
Safety Statements	53-45-S53-S45
WGK Germany	1
RTECS	LQ3000000
TSCA	Yes
PackingGroup	II
HS Code	29241990
Hazardous Substances Data	123-39-7(Hazardous Substances Data)
Toxicity	LD50 in mice (mg/kg): 2300 i.p.; 2600 orally; 1580 i.v.; 2700 i.m. (Langdon)

Product Application of N-Methylformamide CAS#123-39-7

N-methylformamide is an important organic chemical raw material and intermediate. It is an organic solvent with good performance. It is used to synthesize high-efficiency and low-toxic monomethylformamide and distyrylamide. It can be used as a reaction solvent and refining solvent for organic synthesis. It is also widely used in medicine, dyes, fragrances, electrolysis, electroplating industry, etc.

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