Home Categories N-Ethylmorpholine
A3949412

N-Ethylmorpholine , Protein sequencing, ≥99.5%(GC) , 100-74-3

Synonym(s):
4-Ethylmorpholine;N-Ethylmorpholine

CAS NO.:100-74-3

Empirical Formula: C6H13NO

Molecular Weight: 115.17

MDL number: MFCD00006177

EINECS: 202-885-0

Update time: 2022-07-08

PRODUCT Properties

Melting point: -63 °C (lit.)
Boiling point: 139 °C (lit.)
Density  0.91 g/mL at 20 °C (lit.)
vapor pressure  8.1 hPa (20 °C)
refractive index  n20/D 1.441(lit.)
Flash point: 82 °F
storage temp.  Store below +30°C.
solubility  miscible
form  Powder
pka 7.67(at 25℃)
color  Cream to beige to brown-grey
PH 11.8 (100g/l, H2O, 20℃)
explosive limit 1.9%(V)
Water Solubility  miscible
FreezingPoint  -63℃
Sensitive  Air Sensitive
BRN  102969
Exposure limits NIOSH REL: TWA 5 ppm (23 mg/m3), IDLH 100 ppm; OSHA PEL: TWA 20 ppm (94 mg/m3); ACGIH TLV: TWA 5 ppm (adopted).
Stability: Stable. Flammable. Incompatible with strong oxidizing agents. Slightly air sensitive.
LogP 0.08 at 24.6℃
CAS DataBase Reference 100-74-3(CAS DataBase Reference)
NIST Chemistry Reference Morpholine, 4-ethyl-(100-74-3)
EPA Substance Registry System N-Ethylmorpholine (100-74-3)

Description and Uses

Catalyst in polyurethane foam production

Safety

Symbol(GHS) 
GHS02,GHS05,GHS06
Signal word  Danger
Hazard statements  H226-H302-H311-H314
Precautionary statements  P210-P233-P280-P301+P312-P303+P361+P353-P305+P351+P338
Hazard Codes  C
Risk Statements  10-21/22-34
Safety Statements  26-36/37/39-45-16
OEB A
OEL TWA: 5 ppm (23 mg/m3) [skin]
RIDADR  UN 2920 8/PG 2
WGK Germany  1
RTECS  QE4025000
8-23
Autoignition Temperature 160 °C
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  29349990
Hazardous Substances Data 100-74-3(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1640 mg/kg LD50 dermal Rabbit 900 mg/kg
IDLA 100 ppm

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