CAS No.: 92-53-5

Alias: 4-Phenylmorpholine

Molecular formula: C10H13NO

Molecular weight: 163.22

Chemical Properties
CAS Database 92-53-5(CAS DataBase Reference)
NIST chemical substance information 92-53-5(NIST)
EPA Substance Information 92-53-5(EPA Substance)
Melting Point 51-54 °C(lit.)
Boiling point 165-170 °C45 mm Hg(lit.)
Vapor density 5.63 (vs air)
Vapor pressure <0.1 mm Hg ( 20 °C)
Flash point >230 °F
Solubility 3.46 g/L
Water solubility 3.46 g/L

Quality standard
AppearanceAppearance White to orange or brown powder
Infrared spectrometry Infrared spectrometry and control match
Purity ≥98% (GC)
Melting pointMelting point 52°C – 59°C

Hazardous properties
WGK Germany 2
RTECS No. QE8575000
HazardClass 6.1(b)
PackingGroup III
Customs Code 29349990
Hazardous Material Marking T
Hazard class code 22-24
Safety instructions 36/37-45-36/37/39-28A
Dangerous Goods Transport Number UN 2811 6.1/PG 3

Physical and chemical properties Appearance White crystal
Melting point 51-54℃
Boiling point 265-268℃
Product use Pharmaceutical intermediates
Dangerous goods mark T – Toxic goods
Toxic substances
Risk term R22 – Harmful if swallowed.
R24 – Toxic in contact with skin.
Safety terminology S36/37/39 – Wear appropriate protective clothing, gloves and goggles or mask.
S45 – In case of accident or discomfort, seek immediate medical attention (if possible, show its label).
Dangerous Goods Transport Number

Storage and transportation.
Should be sealed and stored in a dry, cool and ventilated warehouse

Package.
200KG/drum Storage: It is recommended to store in dry and cool area with proper ventilation.
Please fasten the lid as soon as possible after the original packaging to prevent the mixing of other substances such as water and other substances from affecting the product performance.
Do not inhale dust and avoid skin and mucous membrane contact. Smoking, eating and drinking are prohibited in the workplace. After work, shower and change clothes.
Store contaminated clothes separately and wash them before use. Maintain good hygiene habits.