Molecular Formula: C₄H₁₂BNO
Molar mass: 100.96 g/mol
EINECS: 225-450-7
Flash Point: 35.6 °C
Boiling Point: 128.9 °C at 760 mmHg
Vapour Pressure: 10.4 mmHg at 25°C
Melting point: 97-99 °C(lit.)
Storage temp: Refrigerator
Water solubility: May decompose
Appearance: Colorless to white crystalline powder
Product categories: Boranes;Reduction;Synthetic Organic Chemistry
Structure of Morpholineborane (4856-95-5):
               
XLogP3-AA: 2.9
H-Bond Donor: 1
H-Bond Acceptor: 2
Systematic Name: borane; morpholine 
SMILES: O1CCNCC1.B 
InChI: InChI=1/C4H9NO.BH3/c1-3-6-4-2-5-1;/h5H,1-4H2;1H3 
InChIKey: IFVAHVOGOBRFSP-UHFFFAOYAD 
Std. InChI: InChI=1S/C4H9NO.BH3/c1-3-6-4-2-5-1;/h5H,1-4H2;1H3 
Std. InChIKey: IFVAHVOGOBRFSP-UHFFFAOYSA-N

Carcinogenicity of Morpholineborane (4856-95-5) hasn't been listed as a carcinogen by NTP, IARC,ACGIH, or CA Prop 65. And its toxicological properties have not been fully investigated.You can see actual entry in RTECS for complete information.

Reported in EPA TSCA Inventory.

Poison by intravenous route. Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic fumes of NO_x. See also BORANES, BORON COMPOUNDS, and MORPHOLINE.
 

Hazard Codes: C,Xi
Risk Statements:
20:  Harmful by inhalation
21:  Harmful in contact with skin
22:  Harmful if swallowed 
34:  Causes burns
Safety Statements:
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
27:  Take off immediately all contaminated clothing
28:  After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
36:  Wear suitable protective clothing 
37:  Wear suitable gloves
39:  Wear eye/face protection
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)

 Morpholineborane (4856-95-5) also can be called Borane, compd. with morpholine ; Borane morpholine complex ; Morpholine, compd. with borane (1:1) ; Morpholine, compound with borane (1:1) ; Morpholine borohydride .It is hazardous,so the first aid measures and others should be known.Such as: When on the skin: should  flush skin with plenty of water immediatelyfor at least 15 minutes while removing contaminated clothing. Or in the eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. While ,it's Inhaled: Remove from exposure and move to fresh air immediately.Give artificial respiration while not breathing. Then you have the ingesting of the product : Wash mouth out with water.
In addition, Morpholineborane (4856-95-5) is not compatible with acids, acid chlorides, alcohols, acid anhydrides,and you must not take it with incompatible materials, and not be exposured to moist air or water. And also prevent it to broken down into hazardous decomposition products: oxides of boron, borane, hydrogen gas, oxides of nitrogen, carbon dioxide, carbon monoxide.